AAEON SBC-557-AAE
Specifications
System Chipset
Intel ICH
Form Factor
Half-Size ISA
Datasheet
Extracted Text
SBC-557
Half Size Super7 CPU Card
With LCD, Ethernet & SSD
Copyright Notice
This document is copyrighted, 1999. All rights are reserved. The
original manufacturer reserves the right to make improvements to
the products described in this manual at any time without notice.
No part of this manual may be reproduced, copied, translated, or
transmitted in any form or by any means without the prior written
permission of the original manufacturer. Information provided in
this manual is intended to be accurate and reliable. However, the
original manufacturer assumes no responsibility for its use, nor for
any infringements upon the rights of third parties which may result
from its use.
Acknowledgements
AMD is a trademark of Advanced Micro Devices, Inc.
AMI is a trademark of American Megatrends, Inc.
Award is a trademark of Award Software International, Inc.
Cyrix is a trademark of Cyrix Corporation.
IBM, PC/AT, PS/2, and VGA are trademarks of International
Business Machines Corporation.
Intel and Pentium II are trademarks of Intel Corporation.
®
Microsoft Windows is a registered trademark of Microsoft Corp.
SMC is a trademark of Standard Microsystems Corporation.
RTL is a trademark of Realtek Semi-Conductor Co., Ltd.
C&T is a trademark of Chips and Technologies, Inc.
UMC is a trademark of United Microelectronics Corporation.
ITE is a trademark of Integrated Technology Express, Inc.
SiS is a trademark of Silicon Integrated Systems Corp.
VIA is a trademark of VIA Technology, Inc.
All other product names or trademarks are properties of their
respective owners.
Part No. 2047557000 SBC-557 1st Edition
Prepared in Taiwan July 1999
A Message to the Customer
AAEON Customer Services
Each and every AAEON product is built to the most exacting
specifications to ensure reliable performance in the harsh and
demanding conditions typical of industrial environments. Whether
your new AAEON equipment is destined for the laboratory or the
factory floor, you can be assured that your product will provide the
reliability and ease of operation for which the name AAEON has
come to be known.
Your satisfaction is our primary concern. Here is a guide to
AAEON's customer services. To ensure you get the full benefit of
our services, please follow the instructions below carefully.
Technical Support
We want you to get the maximum performance from your products.
So if you run into technical difficulties, we are here to help. For the
most frequently asked questions, you can easily find answers in
your product documentation. These answers are normally a lot
more detailed than the ones we can give over the phone.
So please consult this manual first. If you still cannot find the
answer, gather all the information or questions that apply to your
problem, and with the product close at hand, call your dealer. Our
dealers are well trained and ready to give you the support you need
to get the most from your AAEON products. In fact, most problems
reported are minor and are able to be easily solved over the phone.
In addition, free technical support is available from AAEON
engineers every business day. We are always ready to give advice
on application requirements or specific information on the installa-
tion and operation of any of our products.
Product Warranty
AAEON warrants to you, the original purchaser, that each of its
products will be free from defects in materials and workmanship for
one year from the date of purchase.
This warranty does not apply to any products which have been
repaired or altered by persons other than repair personnel autho-
rized by AAEON, or which have been subject to misuse, abuse,
accident or improper installation. AAEON assumes no liability
under the terms of this warranty as a consequence of such events.
Because of AAEON's high quality-control standards and rigorous
testing, most of our customers never need to use our repair service.
If an AAEON product is defective, it will be repaired or replaced at
no charge during the warranty period. For out-of-warranty repairs,
you will be billed according to the cost of replacement materials,
service time, and freight. Please consult your dealer for more
details.
If you think you have a defective product, follow these steps:
1. Collect all the information about the problem encountered. (For
example, CPU type and speed, AAEON products used, other
hardware and software used, etc.) Note anything abnormal and
list any on-screen messages you get when the problem occurs.
2. Call your dealer and describe the problem. Please have your
manual, product, and any helpful information readily available.
3. If your product is diagnosed as defective, obtain an RMA
(return material authorization) number from your dealer. This
allows us to process your return more quickly.
4. Carefully pack the defective product, a fully-completed Repair
and Replacement Order Card and a photocopy proof of pur-
chase date (such as your sales receipt) in a shippable container.
A product returned without proof of the purchase date is not
eligible for warranty service.
5. Write the RMA number visibly on the outside of the package
and ship it prepaid to your dealer.
Packing list
Before you begin installing your card, please make sure that the
following materials have been shipped:
1 SBC-557 All-in-One Single Board Computer Card
1 Quick Installation Guide
1 Support CD contains the followings:
-- User's Manual (this manual in PDF file)
-- Ethernet drivers and utilities
-- VGA drivers and utilities
1 hard disk drive (IDE) interface cable
1 floppy disk drive interface cable
1 6 pins mini-DIN dual outlet adapter for keyboard and PS/2
mouse
1 parallel port adapter (26 pins) and COM2 adapter (for RS-232/
422/485)
1 bag of screws and miscellaneous parts
If any of these items are missing or damaged, contact your distribu-
tor or sales representative immediately.
Notice
Dear Customer,
Thank you for purchasing the SBC-557 board. This user's
manual is designed to help you to get the most out of the SBC-557,
please read it thoroughly before you install and use the board. The
product that you have purchased comes with an two-year limited
warranty, but AAEON will not be responsible for misuse of the
product. Therefore, we strongly urge you to first read the manual
before using the product.
To receive the lastest version of the user manual, please visit our
Web site at:
http://www.aaeon.com
Contents
Chapter 1: General Information .......................1
Introduction ........................................................................... 2
Features .................................................................................. 3
Specifications ......................................................................... 4
Board layout ........................................................................... 7
Board dimensions ................................................................. 8
Chapter 2: Installation .......................................9
Jumpers and connectors .................................................... 10
Locating jumpers ................................................................ 12
Locating connectors ........................................................... 13
Setting jumpers ................................................................... 14
CPU installing and upgrading ............................................ 15
Install a CPU in the ZIF socket ..............................................15
Installing DRAM (DIMMs) .............................................. 17
System Memory ......................................................................17
Supplementary information about DIMM ............................... 17
Memory Installation Procedures ............................................. 17
CPU Vcore select S1 (2~6) ................................................ 18
Clear CMOS S1 (1)............................................................. 20
CPU clock select S2 (1~3) ................................................. 21
CPU frequency ratio select S2 (4~6)................................ 22
CPU VIO select (J1) .......................................................... 23
LCD clock signal & driving voltage select (J3) ............ 24
DOC address select (J4) ................................................... 25
COM2 RS-232/422/485 select (J5, J6) ........................... 26
Level 2 cache select (J8) ................................................... 27
IrDA connector (CN1, Pin 1~5)........................................ 28
Reset switch (CN1, Pin 6, 7) ............................................. 29
External / interal speaker (CN1, Pin 8~11)..................... 30
Hard drive LED (CN1, Pin 13, 14)................................... 31
IDE haed drive connector (CN2) ..................................... 32
Connecting the hard drive ....................................................... 33
IDE hard drive connector (CN2) ............................................33
CPU fan power connector (CN4) ...................................... 35
Display connectors (CN13, CN6) ..................................... 36
VGA display connector (CN13)..............................................37
LCD display connector (CN6) ................................................38
USB connector (CN7)......................................................... 39
Keyboard and PS/2 mouse connector (CN8, CN11)...... 40
Parallel port connector (CN9) ........................................... 42
Parallel port IRQ .....................................................................43
Parallel port connector table (CN9) ........................................43
Floppy drive connector (CN10) ........................................ 44
Connecting the floppy drive ..................................................... 45
Floppy drive connector (CN10) ............................................... 46
100Base-Tx Ethernet connector (CN14) ........................ 47
Serial prots (CN15, CN12) ................................................ 48
Power connectors P8 & P9 (PWR1) ................................ 49
DiskOnChip socket (U19) ................................................. 50
DiskOnChip (DOC) 2000 Installation ............................. 51
Chapter 3: Award BIOS Setup ..........................53
Starting setup....................................................................... 54
Setup keys ............................................................................ 55
Getting help ......................................................................... 56
In case of problem...................................................................56
Main setup menu ................................................................ 57
Standard CMOS setup ....................................................... 58
BIOS features setup ........................................................... 66
CHIPSET features setup ................................................... 70
Power management setup.................................................. 73
PNP/PCI congfiguration setup .......................................... 77
Load BIOS defaults ............................................................ 80
Load setup defaults............................................................. 81
Integrated peripherals setup............................................. 82
Supervisor/User password setting ................................... 84
IDE HDD auto detection ................................................... 86
Save & exit setup................................................................ 87
Exit without saving ............................................................. 88
Chapter 4: Flat Panel/CRT controller Display
Drivers and Utilities ......................89
Software drives .................................................................... 90
Hardware configuration .......................................................... 90
Necessary prerequisites ..........................................................92
Before you begin .....................................................................92
Windows 95 .......................................................................... 92
Driver installation ....................................................................92
Windows 3.1.......................................................................100
Driver installation .................................................................. 100
OS/2 ..................................................................................... 101
Windows NT 3.51..............................................................103
Windows NT 4.0 ................................................................104
Driver installation .................................................................. 104
Chapter 5: Ethernet Software configuration...
.......................................................105
Ethernet software configuration .....................................106
Appendix A: Programming the Watchdog.........
Timer...........................................107
Programming the watchdog timer .................................. 107
How to program the Wtachdog Timer .................................. 107
Demo program ...................................................................... 109
Appendix B: Installing PC/104 Modules ........111
Installing PC/104 modules............................................... 112
1
General
Information
This chapter gives background informa-
tion on the mainboard.
Sections include:
• Board specifications
Layout and dimensions
Chapter 1 General Information 1
CHAPTER
Introduction
The SBC-557 is an all-in-one Super7 processor based single board
computer (SBC) with a PCI Flat Panel controller, a PCI 100Base-Tx
Ethernet interface. When using Super7 processors, the SBC-557
achieves outstanding performance that surpasses any other SBC in
its class. In addition, the onboard SSD interface supports M-
systems DiskOnChip 2000 series, memory capacity from 4 MB to
288 MB.
Onboard features include two serial ports (one RS-232, one RS-232/
422/485), one multi-mode parallel (ECP/EPP/SPP) port, connector for
two USB (Universal Serial Bus) ports, a floppy drive controller, and
a keyboard/PS/2 mouse interface. The built-in high speed PCI IDE
controller supports Ultra DMA/33 mode. Up to two IDE devices
can be connected, including large hard disks, CD-ROM drives, and
tape backup drives, etc.
The SBC-557 also features power management to minimize power
consumption. It complies with the ACPI standard and supports
three types of power saving features: Doze mode, Standby mode,
and Suspend mode. In addition, the board's watchdog timer can
automatically reset the system or generate an interrupt in case the
system stops due to a program bug or EMI.
Highly integrated SBC
The SBC-557 is a highly integrated SBC that combines, video, and
network functions on a single computer board. It provides up to
1024 x 768 resolution @ 64K colors with on-chip 2MB SDRAM
display memory. Major onboard devices adopt PCI technology to
achieve outstanding computing performance making the SBC-557
one of the world's best and most powerful all-in-one Single Board
Computer.
2 SBC-557 User Manual
Features
Supports Intel Tillamook lower power CPUs
Supports DiskOnChip (SSD) up to 288MB
C&T 69000 LCD controller supports 36-bit TFT Panels
100Base-Tx Fast Ethernet
Supports H/W status monitoring
Chapter 1 General Information 3
Specifications
Standard SBC functions
CPU: Intel Pentium MMX 166~266 MHz, AMD k6-2/K6-3 266~450MHz,
Cyrix/IBM 6X86 MX-PR166~266GP/M2 300MHz, and IDT Winchip-2
200~266MHz
Bus interface: ISA bus.
CPU socket: Socket 7
BIOS: Award 256KB Flash BIOS
Chipset: ALi 1541/1543
I/O chipset: ALi 1543
Memory : Onboard one 168 pins DIMM sockets support up to
256Mbytes SDRAM
Enhanced IDE: Supports up to two IDE devices. Supports Ultra DMA/
33 mode with data transfer rate 33MB/Sec.
FDD interface: Supports up to two floppy disk drives, 5.25" (360KB and
1.2MB) and/or 3.5" (720KB, 1.44MB, and 2.88MB)
Parallel port: One bi-directional parallel port. Supports SPP, ECP, and
EPP modes
Serial port: One RS-232 and one RS-232/422/485 serial port. Ports can be
configured as COM1, COM2, COM3, COM4, or disabled individually.
Two 16C550 serial UARTs.
IR interface: Supports one IrDA Tx/Rx header
KB/Mouse connector : 6 pins mini-DIN connector supports PC/AT
keyboard and PS/2 mouse. Additional 5 pins header supports PC/AT
keyboard for IPC applications
USB connectors: 5 x 2 header onboard supports dual USB ports
Battery: Lithium battery for data retention of up to 10 years
Watchdog timer: Can generate a system reset, IRQ15, or NMI. Software
selectable time-out interval (1 sec. ~ 128 sec., 0.5 sec./step)
4 SBC-557 User Manual
DMA: 7 DMA channels (8237 equivalent)
Interrupt: 15 interrupt levels (8259 equivalent)
Power management: I/O peripheral devices support power saving and
doze/stanby/suspend modes. APM 1.2 ocmpliant
H/W status monitoring: Winbond W83781D H/W status monitoring IC
supports power supply voltages, and temperatures monitoring
Flat Panel/CRT Interface
Chipset: C&T 69000
Display memory: 2MB SDRAM built in chip
Display type: Supports non-interlaced CRT and LCD (TFT, DSTN, and
Mono) displays. Can display both CRT and Flat Panel simultaneously
Resolution: Up to 1024x768@64K colors
Ethernet Interface
Chipset: Realtek RTL8139B 100Base-Tx Fast Ethernet controller
Ethernet interface : Onboard 100Base-Tx RJ-45 connector
SSD Interface
One 32 pins DIP socket supports M-Systems DiskOnChip 2000 series up
to 288MB
Chapter 1 General Information 5
Mechanical and environmental
Power supply voltage: +5V (4.75V to 5.25V),
+12V (11.4V to 12.6V)
Power requirement: +5V @ 2.8A(Tillamook)
o o
Operating temperature: 32 to 140 F (0 to 60 C)
Board size: 7.3"(L) x 4.8"(W) (185mm x 122mm)
Weight: 1.2 lb. (0.5 Kg)
6 SBC-557 User Manual
Board layout
Chapter 1 General Information 7
Board dimensions
8 SBC-557 User Manual
2
Installation
This chapter describes how to set up the
main board hardware, including instruc-
tions on setting jumpers and connecting
peripherals, switches, and indicators. Be
sure to read all the safety precautions
before you begin the installation proce-
dure.
Chapter 2 Installation 9
CHAPTER
Jumpers and connectors
Connectors on the board link it to external devices such as hard
disk drives, a keyboard, or floppy drives. In addition, the board
has a number of jumpers that allow you to configure your system
to suit your application.
The following tables list the function of each of the board's
jumpers and connectors.
Jumpers
Label Function
S1 (2~6) CPU Vcore select
S1 (1) Clear CMOS
S2 (1~3) CPU clock select
S2 (4~6) CPU frequency ratio select
J1 CPU VIO select
J3 LCD clock signal & driving voltage select
J4 DOC address select
J5, J6 COM2 RS-232/422/485 select
J8 Level 2 cache select
10 SBC-557 User Manual
Connectors
Label Function
CN1 (Pin 1~5) IrDA connector
CN1 (Pin6, 7) Reset switch
CN1 (Pin 8~11) External / internal speaker
CN1 (Pin13, 14) IDE drive LED
CN2 IDE hard drive connector
CN3 PC/104 connector
CN4 CPU fan power connector
CN6 LCD display connector
CN7 USB connector
CN8 Internal keyboard connector
CN9 Parallel port connector
CN10 Floppy drive connector
CN11 Keyboard and PS/2 mouse connector
CN12 COM2 RS-232/422/485 serial port
connector
CN13 VGA display connector
CN14 100Base-Tx Ethernet connector
CN15 COM1 RS-232 serial port connector
PWR1 Power connector
Chapter 2 Installation 11
Locating jumpers
J6
J4
J5
J3
S2
J1
S 1 J8
12 SBC-557 User Manual
Locating connectors
CN12
CN15
CN14
CN13
CN9
CN11
CN10
CN8
CN7
CN6
CN3
CN2
PWR1
CN1
CN4
Chapter 2 Installation 13
Setting jumpers
You can configure your card to match the needs of your application
by setting jumpers. A jumper is the simplest kind of electric switch.
It consists of two metal pins and a small metal clip (often protected
by a plastic cover) that slides over the pins to connect them. To
“close” a jumper you connect the pins with the clip. To “open” a
jumper you remove the clip. Sometimes a jumper will have three
pins, labeled 1, 2, and 3. In this case you would connect either pins
1 and 2 or 2 and 3.
3
2
1
Open Closed Closed 2-3
The jumper settings are schematically depicted in this manual as
follows:
1 2 3
Open Closed Closed 2-3
A pair of needle-nose pliers may be helpful when working with
jumpers.
If you have any doubts about the best hardware configuration for
your application, contact your local distributor or sales representa-
tive before you make any changes.
14 SBC-557 User Manual
CPU installing and upgrading
You can upgrade to a more powerful Celeron CPU at any time.
Simply remove the old CPU, install the new one, and set the
jumpers for the new CPU speed.
Warning! Always disconnect the power cord from your
chassis when you are working on it. Do not
make connections while the power is on as
sensitive electronic components can be dam-
aged by the sudden rush of power. Only experi-
enced electronics personnel should open the
system chassis.
Caution! Always ground yourself to remove any static
charge before touching the system board.
Modern electronic devices are very sensitive to
static electric charges. Use a grounding wrist
strap at all times. Place all electronic components
on a static-dissipative surface or in a static-
shielded bag when they are not in the chassis.
Install a CPU in the ZIF socket
SBC-557 Series provides a Zero Insertion Force (ZIP) socket for
easy CPU installation.
1. Make sure the ZIF socket lever is in the upright position. To
raise the lever, pull it out to the side a little and raise it as far as
it will go.
2. Place the CPU in the empty socket. Follow the instructions that
came wth the CPU. If you have no instructions, do the follow-
ing: Carefully align the CPU so it is parallel to the socket and
the notch on the corner of the CPU corresponds with the notch
on the inside of the socket. Gently slide the CPU in. It should
insert easily. If it doesn't, pull the lever up a little more.
Chapter 2 Installation 15
3. Press the lever down. The plate will slide forward. You will feel
some resistance as the pressure starts to secure the CPU in the
socket. This normal and won't damage the CPU.
When the CPU is installed, the lever should snap into place at the
side of the socket.
Note: To remove a CPU, pull the lever out to the side a
little and raise it as far as it will go. Lift out the
CPU chip.
When you install a new CPU, be sure to adjust the board settings,
such as CPU type and CPU clock. Improper settings may damage
the CPU.
16 SBC-557 User Manual
Installing SDRAM (DIMMs)
System Memory
The upper edge of the SBC-557 contains one sockets for 168 pins
dual inline memory module (DIMM). The socket uses 3.3 V
unbuffered synchronous (SDRAM). DIMM is available in capaci-
ties of 16, 32, 64, 128, or 256 MB. The socket can be filled in the
DIMM of any size, giving your SBC-557 single board computer
between 16 and 256 MB of memory.
Supplementary information about DIMM
Your SBC-557 can accept both regular and PC-100 SDRAM DIMM
Module(with or without parity). The SBC-557 can only accept PC-
100 SDRAM DIMM Module.
Single-sided modules are typically 16 or 64 MB; double-sided
modules are usually 32 or 128 MB.
Memory Installation Procedures
To install DIMM, first make sure the two handles of the DIMM
socket are in the "open" position. i.e. The handles remain outward.
Slowly slide the DIMM module along the plastic guides on both
ends of the socket. Then press the DIMM module right down into
the socket, until you hear a click. This is when the two handles
have automatically locked the memory module into the correct
position of the DIMM socket. (See Figure below) To take away the
memory module, just push both handles outward, and the memory
module will be ejected by the mechanism in the socket.
Chapter 2 Installation 17
CPU Vcore select S1 (2~6)
S1 (2~6) must be set to match the CPU type. The table below
shows the available configurations.
CAUTION: Improper settings may damage the CPU!
6 5 4 3 2 1
ON
18 SBC-557 User Manual
CPU Vcore select S1 (2~6)
1.8V 2.0V 2.2V *
6 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1
ON ON
ON
2.4V 2.6V 2.8V
6 5 4 3 2 1 6 5 4 3 2 1
6 5 4 3 2 1
ON ON ON
2.9V 3.3V 3.4V
6 5 4 3 2 1 6 5 4 3 2 1 6 5 4 3 2 1
ON ON
ON
3.5V
6 5 4 3 2 1
ON
*default
Chapter 2 Installation 19
Clear CMOS S1 (1)
You can to clear CMOS. Clear CMOS procedure:
1. Disconnect all power source.
2. Move S1 (1) from OFF to ON for few seconds.
3. Move S1 (1) back to ON.
6 5 4 3 2 1
ON
Clear CMOS S1 (1)
Protect* Clear CMOS
6 5 4 3 2 1
6 5 4 3 2 1
S1 (1)
ON
ON
*default
20 SBC-557 User Manual
ON ON
ON
ON
ON ON
ON
CPU Clock select S2 (1~3)
CPU vcore frequency=External CPU clock (60~100 MHz) * CPU
frequecny ratio (2~5.5X). The following table shows the available
CPU external clock configuration.
CAUTION: Improper settings may damage the CPU!
6
5
4
3
2
1
CPU clock select S2 (1~3)
60 MHz 66 MHz* 75 MHz
1 1 1
2 2 2
3 3 3
4 4 4
5 5 5
6 6 6
83 MHz 95 MHz 100 MHz*
1
1
1
2
2
2
3
3
3
4
4
4
5
5
5
6
6
6
*default
Chapter 2 Installation 21
ON
ON
ON
ON ON
ON ON
ON
CPU frequency ratio select S2 (4~6)
CPU core frequency = CPU frequency ratio (2~5.5) * External bus
clock (66 or 100 MHz)
S2
CPU frequency ratio select S2 (4~6)
2X 2.5X 3X
1
1 1
2
2 2
3
3 3
4
4 4
5
5 5
6
6 6
3.5X 4.0X 4.5X*
1 1
1
2
2
2
3
3
3
4 4
4
5 5
5
6 6
6
5X 5.5X
1 1
2 2
3
3
4
4
5
5
6 6
* default
22 SBC-557 User Manual
CPU VIO selct (J1)
J1 must be set to match the CPU type. The table below shows the
available configurations.
CAUTION: Improper settings may damage the CPU!
J1
CPU VIO select (J1)
2.5V 3.3V*
( Intel Tillamook only)
* default
Chapter 2 Installation 23
LCD clock signal & driving voltage
select (J3)
You can select the LCD connector CN6 driving voltage & control
signal by setting J3. The configurations are as follows:
5 3 1
6 4 2
LCD clock signal & driving voltage select (J3)
ASHF CLK / +5V ASHFCLK / +3.3V
5 3 1
5 3 1
J3
6 4 2 6 4 2
SHFCLK / +5V SHFCLK / +3.3V *
5 3 1
5 3 1
6 4 2
6 4 2
*default
24 SBC-557 User Manual
DOC address select (J4)
The DiskOnChip 2000 occupies a 8KB window in the upper memory
address range of D400 to DC00. You should ensure this does not
conflict with any other device's memory address. J4 controls the
momory address of the Flash disk.
1 3
2 4
DOC address select (J4)
D400 D800 * DC00 Disable
1 3 1 3 1 3 1 3
2 4 2 4 2 4 2 4
* default
Note:
These addresses might conflict with the ROM BIOS of
other peripheral boards. Please select the appropriate
memory address to avoid memory conflicts.
Chapter 2 Installation 25
COM2 RS-232/422/485 select (J5, J6)
The SBC-557 COM2 serial port can be selected as RS-232, RS-422,
or RS-485 by setting J5 & J6.
1 3 5
J5
2 4 6
1 4 7 10
J6
3 6 9 12
COM2 Select (J5, J6)
RS-232* RS-422 RS-485
1 3 5
1 3 5 1 3 5
J5
2 4 6
2 4 6 2 4 6
1 4 7 10 1 4 7 10 1 4 7 10
J6
3 6 9 12
3 6 9 12 3 6 9 12
*default
26 SBC-557 User Manual
Level 2 cache select (J8)
J8 must be set to match the CPU type in drder for Level-2 cache to
work properly.
J8
Level 2 cache select (J8)
*Other CPUs Intel Tillamook only
J8
1 2 3
1 2 3
* default
Chapter 2 Installation 27
IrDA connector (CN1, Pin 1~5)
The IrDA connector (CN1, Pin 1~5) can be configured to support
wireless infrared module, with this module and application software
such as laplink or Win95 Direct Cable connection, user can transfer
files to or from laptops, notebooks, PDA and printers. This
connector supports HPSIR (115.2Kbps, 2 meters), ASK-IR
(56Kbps) and Fast IR (4Mbps, 2 meters).
Install infrared module onto IrDA connector and enable infrared
function from BIOS setup. Make sure to have correct orientation
when you plug onto IrDA connector CN1 (Pin 1~5).
CN1
1
2
3
4
5
IrDA connector (CN1, Pin1~5)
Pin Signal
1 Vcc
2 FIrRx
3 IrRx
4 GND
5 IrTx
28 SBC-557 User Manual
Reset switch (CN1, Pin6, 7)
You can connect an external switch to easily reset your computer.
This switch restarts your computer as if you had turned off the
power, then turned it back on.
CN1
6
7
Reset switch (CN1, Pin6, 7)
Pin Function
6 RST-IN
7 GND
Chapter 2 Installation 29
External/internal speaker
(CN1, Pin 8~11)
The CPU card has its own buzzer. You can also connect to the
external speaker on your computer chassis. Pin assignments for
CN1 (Pin8~11)are shown below:
CN1
8
9
10
11
External speaker (CN1, Pin 8~11)
Pin Function
8 Vcc (For external speaker use)
9N/C
10 BZ_IN*
11 BUZZ* (For external speaker use)
* default
For external speaker connection :
Remove the default jumper cap from the pin 10~11away.
(+) : Please connect to pin 8
(-) : Please connect to pin 11
30 SBC-557 User Manual
Hard drive LED (CN1, Pin 13, 14)
You can connect an LED to indicate when an IDE device is in use.
The pin assignments for this connector are as follows:
CN1
13
14
Hard drive LED (CN1, Pin 13, 14)
Pin Function
13 HD-LED+
14 HD-LED-
Chapter 2 Installation 31
IDE hard drive connector (CN2)
You can attach up to two Enhanced Integrated Device Electronics
hard disk drives to the SBC-557's CN2. The SBC-557's IDE control-
ler uses a PCI local bus interface. This advanced interface sup-
ports faster data transfer and allows the IDE hard drive to exceed
528 MB.
12
44
43
CN2
32 SBC-557 User Manual
Connecting the hard drive
Connecting drives is done in a daisy-chain fashion and requires
one of two cables, depending on the drive size. 1.8" and 2.5" drives
need a 1 x 44-pin to 2 x 44-pin flat cable connector, 3.5" drives use a
1 x 44-pin to 2 x 40-pin connector.
Wire number 1 on the cable is normally red or blue, and the other
wires are usually gray.
1. Connect one end of the cable to CN2. Make sure that the red
(or blue) wire corresponds to pin 1 on the connector, which is
labeled on the board (on the right side).
2. Plug the other end of the cable to the Enhanced IDE hard drive,
with pin 1 on the cable corresponding to pin 1 on the hard
drives. (see your hard drive's documentation for the location of
the connector).
Connect a second drive as described above.
Unlike floppy drives, IDE hard drives can connect to either end
of the cable. If you install two drives, you will need to set one
as the master and the other one as the slave by using jumpers
on the drives. If you install just one drive, set it as the master.
Chapter 2 Installation 33
IDE hard drive connector (CN2)
IDE hard drive connector (CN2)
Pin Signal Pin Signal
1 IDE RESET 2 GND
3DATA 7 4 DATA 8
5DATA 6 6 DATA 9
7DATA 5 8 DATA 10
9 DATA 4 10 DATA 11
11 DATA 3 12 DATA 12
13 DATA 2 14 DATA 13
15 DATA 1 16 DATA 14
17 DATA 0 18 DATA 15
19 SIGNAL GND 20 N/C
21 N/C 22 GND
23 IO WRITE 24 GND
25 IO READ 26 GND
27 IO CHANNEL READY 28 ALE
29 N/C 30 GND
31 IRQ14 32 IOCS16
33 ADDR 1 34 N/C
35 ADDR 0 36 ADDR 2
37 HARD DISK SELECT 0 38 HARD DISK SELECT 1
39 IDE ACTIVE 40 MGND
41 Vcc 42 MVcc
43 GND 44 N/C
34 SBC-557 User Manual
CPU fan power connector (CN4)
The SBC-557 onboard offer +12V power for the CPU cooling fan.
Plug in the fan cable onto the 3 pins fan power connector onboard.
The fan connector is marked CN1.
3
2
1
CPU fan power connector (CN4)
Pin Signal
1 GND
2 +12V
3 Fan speed sense
Chapter 2 Installation 35
Display connectors (CN13, CN6)
The SBC-557's PCI SVGA interface can drive conventional CRT
displays and is capable of driving a wide range of flat panel
displays, including electroluminescent (EL), gas plasma, passive
LCD, and active LCD displays. The board has two connectors to
support these displays, one for standard CRT VGA monitors and
one for flat panel displays.
49 1
CN6
50 2
CN13
36 SBC-557 User Manual
VGA display connector (CN13)
VGA display connector (CN13)
Pin Signal
1 Red video
2 Green video
3 Blue video
4 Not used
5 GND
6 Red return (GND)
7 Green return (GND)
8 Blue return (GND)
9 Key (on pin)
10 Sync return (GND)
11 Monitor ID (not used)
12 Monitor ID
13 Horizontal sync
14 Vertical sync
15 Not used
Chapter 2 Installation 37
LCD display connector (CN6)
CN6 is a 50-pin, dual-in-line header used for flat panel displays.
When the SBC-557's power is applied, the control signal is low until
just after the relevant flat panel signals are present.
Configuration of the VGA interface is done completely via the
software utility. You do not have to set any jumpers.
LCD display connector (CN6)
Pin Signal Pin Signal
1 +12 V 2 +12 V
DC DC
3 GND 4 GND
5 +5 V 6 +5 V
DC DC
7 ENAVEE 8 GND
9P0 10 P1
11 P2 12 P3
13 P4 14 P5
15 P6 16 P7
17 P8 18 P9
19 P10 20 P11
21 P12 22 P13
23 P14 24 P15
25 P16 26 P17
27 P18 28 P19
29 P20 30 P21
31 P22 32 P23
33 P24 34 P25
35 SHF CLK 36 FLM (V SYS)
37 M 38 LP (H SYS)
39 GND 40 ENABKL
41 P26 42 P27
43 P28 44 P29
45 P30 46 P31
47 P32 48 P33
49 P34 50 P35
38 SBC-557 User Manual
USB connector (CN7)
The SBC-557 provides two USB (Universal Serial Bus) interfaces,
which give complete plug and play, hot attach/detach for up to 127
external devices. The USB interfaces comply with USB specifica-
tion Rev. 1.0, and can be disabled in the system BIOS setup.
9 7 5 3 1
10 8 6 4 2
USB connector (CN7)
Pin Function Pin Function
1 Vcc 2 GND
3 USBDO- 4 GND
5 USBDO+ 6 USBD1+
7 GND 8 USBD1-
9 GND 10 Vcc
Chapter 2 Installation 39
Keyboard and PS/2 mouse connector
(CN8, CN11)
The SBC-557p provides a keyboard connector which supports
both a keyboard and a PS/2 style mouse. In most cases, especially
in embedded applications, a keyboard is not used. The standard
PC/AT BIOS will report an error or fail during power-on-self-test
(POST) after a reset if the keyboard is not present. The main-
board BIOS Advanced setup menu allows you to select "Present"
or "Absent" under the "System Keyboard" section. This allows
no-keyboard operation in embedded system applications without
the system halting under POST (power-on-self-test).
1
2
3
CN8
4
5
CN11
6 5
4
3
2
1
40 SBC-557 User Manual
Keyboard and PS/2 mouse connector (CN11) (Mini-DIN 6 pins)
Pin Signal
1 MS CLOCK
2 KB CLOCK
3 Vcc
4 GND
5 MS DATA
6 KB DATA
Internal keyboard connector (CN8)
Pin Signal
1 KB_CLOCK
2 KB_DATA
3 N.C.
4 GND
5 Vcc
Chapter 2 Installation 41
Parallel port connector (CN9)
Normally, the parallel port is used to connect the board to a
printer. The SBC-557 includes an onboard parallel port, accessed
through CN9, a 26-pin flat-cable connector. You need an adapter
cable if you use a traditional DB-25 connector. The cable has a 26-
pin connector on one end and a DB-25 connector on the other.
26 25
1
2
42 SBC-557 User Manual
Parallel port IRQ
The SBC-557 supports one parallel port. The port is designated as
LPT1 and can be disabled or changed to LPT2 or LPT3 in the
system BIOS setup.
Parallel port connector table (CN9)
Parallel port connector (CN9)
Pin Signal Pin Signal
1 /STROBE 2 \AUTOFD
3 DO 4 ERR
5 D1 6 \INIT
7 D2 8 \SLCTINI
9 D3 10 GND
11 D4 12 GND
13 D5 14 GND
15 D6 16 GND
17 D7 18 GND
19 \ACK 20 GND
21 BUST 22 GND
23 PE 24 GND
25 SLCT 26 N/C
Chapter 2 Installation 43
Floppy drive connector (CN10)
You can attach up to two floppy drives to the mainboard control-
ler. You can use any combination of 5¼" (360 KB and 1.2 MB)
and/or 3½" (720 KB, 1.44 MB, and 2.88 MB) drives.
A 34-pin daisy-chain drive connector cable is required for a dual-
drive system. On one end of the cable is a 34-pin flat-cable
connector. On the other end are two sets of floppy disk drive
connectors. Each set consists of a 34-pin flat-cable connector
(usually used for 3½" drives) and a printed-circuit board connec-
tor (usually used for 5¼" drives).
Wire number 1 on the cable is normally red or blue, and the other
wires are usually gray.
34
33
2 1
CN10
44 SBC-557 User Manual
Connecting the floppy drive
1. Plug the 34-pin flat-cable connector into CN10. Make sure that
the red or blue wire corresponds to pin 1 on the connector.
2. Attach the appropriate connector on the other end of the cable
to the floppy drive(s). You can use only one connector in the
set. The set on the end (after the twist in the cable) connects to
the A: drive. The set in the middle connects to the B: drive.
3. If you are connecting a 5¼" floppy drive, line up the slot in the
printed circuit board with the blocked-off part of the cable
connector.
If you are connecting a 3½" floppy drive, you may have trouble
determining which pin is pin number 1. Look for a number
printed on the circuit board indicating pin number 1. Also,
the connector on the floppy drive connector may have a slot.
When the slot is up, pin number 1 should be on the right.
Check the documentation that came with the drive for more
information.
If you desire, connect the B: drive to the connectors in the
middle of the cable as described above.
Chapter 2 Installation 45
Floppy drive connector (CN10)
Floppy drive connector (CN10)
Pin Signal Pin Signal
1 GND 2 DENSITY SELECT
3 GND 4 N/C
5 GND 6 DRIVE TYPE
7 GND 8 INDEX
9 GND 10 MOTOR 0
11 GND 12 DRIVE SELECT 1
13 GND 14 DRIVE SELECT 2
15 GND 16 MOTOR 1
17 GND 18 DIRECTION
19 GND 20 STEP
21 GND 22 WRITE DATA
23 GND 24 WRITE GATE
25 GND 26 TRACK 0
27 GND 28 WRITE PROTECT
29 GND 30 READ DATA
31 GND 32 HEAD DELECT
33 GND 34 DISK CHANGE
46 SBC-557 User Manual
100Base-Tx Ethernet connector
(CN14)
This 100Base-Tx Ethernet connector CN14 is a standard RJ-45
connector.
The onboard Realtek RTL8139B fast Ethernet controller supports
10Mb/s and 100 Mb/s N-way auto-negotiation operation.
CN14
Chapter 2 Installation 47
Serial ports (CN15, CN12)
The SBC-557 offers two serial ports, one RS-232 (CN15) and one
RS-232/422/485 (CN12). These ports allow you to connect them to
serial devices (mouse, printers, etc.).
CN12
(COM2)
10 9
1
2
1 5
6 9
CN15
(COM1)
COM2 RS-232/422/485 serial ports (CN12)
COM2 RS-232/422/485 serial port (CN12)
PIN SIGNAL PIN SIGNAL
COM2 1 DCDB 6 DSRB
(422TXD-/485DATA-)
2 RXDB 7 RTSB
(422TXD+/485DATA+)
3 TXDB 8 CTSB
(422RXD+)
4 DTRB 9 RIB
(422RXD-)
5 GND 10 N.C.
48 SBC-557 User Manual
Power connectors P8 & P9 (PWR1)
In single board computer (non-passive backplane) application. You
will need to connect the power directly to the SBC-557 board using
PWR1. This connector is fully compatible with the standard PC PS/
2 power supply connector, P8 & P9. See the following table for its
pin assignments:
1
2
3
P9 from standard
4
PS/2 power supply
5
6
1
2
3 P8 from standard
4
PS/2 power supply
5
6
Power connector pin assignments (PWR1)
Pin (P8) Signal Pin (P9) Signal
1 GND 1 +5V
2 GND 2 +5V
3 -12V 3 +5V
4 +12V 4 -5V
5 +5V 5 GND
6 N.C. 6 GND
Power connector pin assignments (PWR1)
Pin (P8) Color Pin (P9) Color
1 Black 1 Red
2 Black 2 Red
3 Blue 3 Red
4 Yellow 4 White
5 Red 5 Black
6 Orange 6 Black
Chapter 2 Installation 49
DiskOnChip socket (U19)
The DiskOnChip 2000 family of products provides a single chip
solid-state flash disk in a standard 32 pins DIP package. The
DiskOnChip 2000 is a solid-state disk with no moving parts,
resulting in a significant reduction in power consumption and an
increase in reliability. The DiskOnChip is a small plug and play
Flash disk. It is easy to use. And it saves integration overhead.
The DiskOnChip 2000 family of products is available in capacities
ranging from 2MB up to 144MB, unformatted. In order to manage
the disk, the DiskOnChip 2000 includes the TrueFFS, M-Systems
Flash File System proprietary software. The DiskOnChip 2000
package is pin-to-pin compatible with a standard 32-pin EPROM
device.
pin
Description Pin Number Direction Note
Name
A0-A12 Address bus 4-12,23,25-27 Inputs
A13-A16 Address bus 2,3,28,29 Inputs 1
D0-D7 Data bus 13-15,17-21 I/O
CE/ Chip Enable 22 Input
OE /
OE/ Output Enable 24 Input
WE/ Write Enable 31 Input
NC Not connected 1.30 2
VCC Power 32
GND Ground 16
Note 1: Pins A13 through A16 are not used
by the MD2200. They are kept for socket
backward compatibility with ED 1100
(DiskOnChip 1000)
Note 2: Pins 1 and 30 are not used by
MD2200
50 SBC-557 User Manual
DiskOnChip (DOC) 2000 Installation
When the DOC is installed correctly, a DOC will work like an HDD
or an FDD. To install the DOC on the SBC-656, follow the instruc-
tions below:
1. Plug the DOC into the socket. Make sure pin 1 of the DOC is
aligned with pin 1 of the socket.
2. Push the DOC into the socket until it is firmly seated in the
socket.
Caution: the DOC may be permanently damage if it is installed
incorrectly.
3. Set the jumper for the memory address of the DOC.
Note:
The memory shadow function sometimes will create conflicts with
the memory window. You should disable the memory shadow from
the BIOS SETUP if the DOC cannot be accessed.
Configure DOC as a boot device
To configure a DOC as a boot drive, you should copy the operating
system files onto the DOC. The following procedure is an example
of the initialization process.
1. Install a DOC into your system.
2. Insert a bootable floppy disk in drive A: and boot the system.
3. At the DOS prompt, type SYS C: to transfer the DOS system
files to the DOC (assuming the DiskOnChip is installed as drive
C:). Reboot the system.
4. Go to the BIOS Setup Utility by hitting the key. Set the
type of Primary Master or C: Drive as Not Installed.
5. Remove the floppy disk from the drive A: and leave the BIOS
Setup Utility. The system should boot from the DOC.
Chapter 2 Installation 51
52 SBC-557 User Manual
3
Award BIOS Setup
This chapter describes how to configure
the BIOS for the SBC-557.
Chapter 3 Award BIOS Setup 53
CHAPTER
Starting setup
The Award BIOS is immediately activated when you first turn on
the computer. The BIOS reads system configuration information in
CMOS RAM and begins the process of checking out the system
and configuring it through the power-on self test (POST).
When these preliminaries are finished, the BIOS seeks an operating
system on one of the data storage devices (hard drive, floppy
drive, etc.). The BIOS launches the operating system and hands
control of system operations to it.
During POST, you can start the Setup program in one of two ways:
1.By pressing Del immediately after switching the system on, or
2.By pressing Del or pressing Ctrl-Alt-Esc when the following
message appears briefly at the bottom of the screen during POST:
TO ENTER SETUP BEFORE BOOT PRESS DEL KEY
If the message disappears before you respond and you still wish to
enter Setup, restart the system to try again by turning it OFF then
ON or pressing the RESET button on the system case. You may
also restart by simultaneously pressing Ctr-Alt-Del. If you do not
press the keys at the correct time and the system does not boot, an
error message appears and you are again asked to
PRESS F1 TO CONTINUE, DEL TO ENTER SETUP
54 SBC-557 User Manual
Setup keys
These keys helps you navigate in Setup:
Up arrow Move to previous item
Down arrow Move to next item
Left arrow Move to the item in the left hand
Right arrow Move to the item in the right hand
Esc Main Menu: Quit and not save changes into
CMOS RAM
Other pages: Exit current page and return to
Main Menu
PgDn/+ Increase the numeric value or make
changes
PgDn/- Decrease the numeric value or make
changes
F1 General help, only for Status Page Setup
Menu and Option Page Setup Menu
F2 Change color from total 16 colors. F2 to
select color forward, Shift-F2 to select color
backward
F3 Calendar, only for Status Page Setup Menu
F4 Reserved
F5 Restore the previous CMOS value from
CMOS, only for Option Page Setup Menu
F6 Load the default CMOS RAM value from
BIOS default table, only for Option Page
Setup Menu
F7 Load the default
F8 Reserved
F9 Reserved
F10 Save all the CMOS changes, only for Main
Menu
Chapter 3 Award BIOS Setup 55
Getting help
Press F1 to pop up a small help window that describes the appro-
priate keys to use and the possible selections for the highlighted
item. To exit the Help Window press Esc or the F1 key again.
In Case of Problems
If, after making and saving system changes with Setup, you
discover that your computer no longer is able to boot, the Award-
BIOS supports an override to the CMOS settings that resets your
system to its default configuration.
You can invoke this override by immediately pressing Insert; when
you restart your computer. You can restart by either using the ON/
OFF switch, the RESET button or by pressing Ctrl-Alt-Delete.
The best advice is to alter only settings that you thoroughly
understand. In particular, do not change settings in the Chipset
screen without a good reason. The Chipset defaults have been
carefully chosen by Award Software or your system manufacturer
for the best performance and reliability. Even a seemingly small
change to the Chipset setup may causing the system to become
unstable.
56 SBC-557 User Manual
Main setup Menu
Standard CMOS Options in the original PC AT-compatible
BIOS.
BIOS Features Award Software enhanced BIOS options.
Chipset Features Options specific to your system chipset.
Power Advanced Power Management (APM)
Management options.
PnP/PCI Plug and Play standard and PCI Local Bus
Configuration configuration options.
Integrated I/O subsystems that depend on the inte-
Peripherals grated peripherals controller in your
system.
Supervisor/User Change, set, or disable a password. In
Password Setting BIOS versions that allow separate user and
supervisor passwords, only the supervisor
password permits access to Setup. The
user password generally allows only
power-on access.
IDE HDD Auto Automatically detect and configure IDE hard
Detection disk parameters.
Chapter 3 Award BIOS Setup 57
Load BIOS BIOS defaults are factory settings for the
Defaults most stable, minimal-performance system
operations.
Load Setup Setup defaults are factory settings for
Defaults optimal-performance system operations.
Save & Exit Save settings in nonvolatile CMOS
Setup RAM and exit Setup.
Exit Without Abandon all changes and exit Setup.
Save
58 SBC-557 User Manual
Standard CMOS setup
When you choose the STANDARD CMOS SETUP option from the
INITIAL SETUP SCREEN menu, the screen below is displayed.
Chapter 3 Award BIOS Setup 59
This standard setup menu allows users to configure system
components such as the date, time, hard disk drive, floppy drive,
display, and memory. Online help for each field can be accessed by
pressing F1.
Date and Time Configuration
The BIOS determines the day of the week from the other date
information. This field is for information only.
Press the left or right arrow key to move to the desired field (date,
month, year). Press the PgUp/- or PgDn/+ key to increment the
setting, or type the desired value into the field.
The time format is based on the 24-hour military-time clock. For
example, 1 p.m. is 13:00:00. Press the left or right arrow key to move
to the desired field. Press the PgUp/- or PgDn/+ key to increment
the setting, or type the desired value into the field.
HARD DISKS
The BIOS supports up to four IDE drives. This section does not
show information about other IDE devices, such as a CD-ROM
drive, or about other hard drive types, such as SCSI drives.
NOTE: We recommend that you select type AUTO for all drives.
The BIOS can automatically detect the specifications and optimal
operating mode of almost all IDE hard drives. When you select
type AUTO for a hard drive, the BIOS detects its specifications
during POST, every time the system boots.
If you do not want to select drive type AUTO, other methods of
60 SBC-557 User Manual
selecting the drive type are available:
1.Match the specifications of your installed IDE hard drive(s) with
the preprogrammed values for drive types 1 through 45.
2.Select USER and enter values into each drive parameter field.
3.Use the IDE HDD AUTO DECTECTION function in Setup.
Here is a brief explanation of drive specifications:
•Type: The BIOS contains a table of pre-defined drive types. Each
defined drive type has a specified number of cylinders,
number of heads, write precompensation factor, landing
zone, and number of sectors. Drives whose specifications
do not accommodate any pre-defined type are classified as
type USER.
Size : Disk drive capacity (approximate). Note that this size is
usually slightly greater than the size of a formatted disk
given by a disk-checking program.
• Cyls: Number of cylinders
Head: Number of heads
Precomp: Write precompensation cylinder
Landz: Landing zone
Sector: Number of sectors
Mode: Auto, Normal, Large, or LBA
- Auto: The BIOS automatically determines the optimal mode.
- Normal: Maximum number of cylinders, heads, and sectors
supported are 1024, 16, and 63.
- Large: For drives that do not support LBA and have more than
1024 cylinders.
Chapter 3 Award BIOS Setup 61
- LBA (Logical Block Addressing): During drive accesses, the
IDE controller transforms the data address described by
sector, head, and cylinder number into a physical block
address, significantly improving data transfer rates. For
drives with greater than 1024 cylinders.
Drive A
Drive B
Select the correct specifications for the diskette drive(s) installed in
the computer.
None No diskette drive installed
360K, 5.25 in 5-1/4 inch PC-type standard drive; 360
kilobyte capacity
1.2M, 5.25 in 5-1/4 inch AT-type high-density drive; 1.2
megabyte capacity
720K, 3.5 in 3-1/2 inch double-sided drive; 720 kilobyte
capacity
1.44M, 3.5 in 3-1/2 inch double-sided drive; 1.44 mega
byte capacity
2.88M, 3.5 in 3-1/2 inch double-sided drive; 2.88 mega
byte capacity
LCD & CRT
This field may appear as an alternative to the Video field. select
your video display device:
LCD Liquid crystal display
CRT Auxiliary monitor
AUTO The BIOS autosenses the device in use
(This value lets you switch between devices
without being left "in the dark").
LCD & CRT Display on both devices
62 SBC-557 User Manual
Pannel:
This selection item allows user to select LCD BIOS to match the
LCD types. There are eight, LCD types available for users to select
as their LCD display modes as below:
Be rand nameMt odel nam Forma
S0 harpLN X 15X8 1024 x 768 DST
SP harpLO M 64183 640 x 480 MON
SP harpLN M 64C35 640 x 480 DST
S0 harpLN M 12S4 800 x 600 DST
N0 ECN) L 6448AC33-1 640 x 480 TFT (12 bits
TA oshibaLT TM 10C209 640 x 480 (18 bits)TF
N4 ECNT L 8060AC26-0 800 x 600 TF
S3 harpL) Q 14x0 1024x768 TFT (36 bits
Chapter 3 Award BIOS Setup 63
Halt On
During the power-on-self-test (POST), the computer stops if the
BIOS detects a hardware error. You can tell the BIOS to ignore
certain errors during POST and continue the boot-up process.
These are the selections:
No errors: POST does not stop for any errors.
All errors If: the BIOS detects any non-fatal error, POST stops
and prompts you to take corrective action.
All, But Keyboard: POST does not stop for a keyboard error, but
stops for all other errors
All, But Diskette: POST does not stop for diskette drive errors,
but stops for all other errors.
All, But Disk/Key: POST does not stop for a keyboard or disk
error, but stops for all other errors.
Memory
You cannot change any values in the Memory fields; they are only
for your information. The fields show the total installed random
access memory (RAM) and amounts allocated to base memory,
extended memory, and other (high) memory. RAM is counted in
kilobytes (KB: approximately one thousand bytes) and megabytes
(MB: approximately one million bytes).
RAM is the computer's working memory, where the computer
stores programs and data currently being used, so they are
accessible to the CPU. Modern personal computers may contain up
to 64 MB, 128 MB, or more.
Base Memory
Typically 640 KB. Also called conventional memory. The DOS
operating system and conventional applications use this area.
64 SBC-557 User Manual
Extended Memory
Above the 1-MB boundary. Early IBM personal computers could
not use memory above 1 MB, but current PCs and their software
can use extended memory.
Other Memory
Between 640 KB and 1 MB; often called High memory. DOS may
load terminate-and-stay-resident (TSR) programs, such as device
drivers, in this area, to free as much conventional memory as
possible for applications. Lines in your CONFIG.SYS file that start
with LOADHIGH load programs into high memory.
Chapter 3 Award BIOS Setup 65
BIOS features setup
By choosing the BIOS FEATURES SETUP option from the INITIAL
SETUP SCREEN menu, the screen below is displayed.
66 SBC-557 User Manual
The displayed configuration is based on the manufacturer's SETUP
DEFAULTS settings.
Virus Warning
When enabled, you receive a warning message if a program
(specifically, a virus) attempts to write to the boot sector or the
partition table of the hard disk drive. You should then run an anti-
virus program. Keep in mind that this feature protects only the boot
sector, not the entire hard drive.
NOTE: Many disk diagnostic programs that access the boot
sector table can trigger the virus warning message. If you plan to
run such a program, we recommend that you first disable the virus
warning.
CPU Internal Cache/External Cache
Cache memory is additional memory that is much faster than
conventional DRAM (system memory). CPUs from 486-type on up
contain internal cache memory, and most, but not all, modern PCs
have additional (external) cache memory. When the CPU requests
data, the system transfers the requested data from the main DRAM
into cache memory, for even faster access by the CPU.
The External Cache field may not appear if your system does not
have external cache memory.
Quick Power On Self Test
Select Enabled to reduce the amount of time required to run the
power-on-self-test (POST). A quick POST skips certain steps. We
recommend that you normally disable quick POST. Better to find a
problem during POST than lose data during your work.
Boot Sequence
The original IBM PCs loaded the DOS operating system from drive
A (floppy disk), so IBM PC-compatible systems are designed to
search for an operating system first on drive A, and then on drive C
(hard disk). However, the BIOS now offers many boot sequence
options.
Chapter 3 Award BIOS Setup 67
Swap Floppy Drive
This field is effective only in systems with two floppy drives.
Selecting enabled assigns physical drive B to logical drive A, and
physical drive A to logical drive B.
Boot Up Floppy Seek
When Enabled, the BIOS tests (seeks) floppy drives to determine
whether they have 40 or 80 tracks. Only 360-KB floppy drives have
40 tracks; drives with 720 KB, 1.2 MB, and 1.44 MB capacity all
have 80 tracks. Because very few modern PCs have 40-track floppy
drives, we recommend that you set this field to Disabled to save
time.
Boot Up NumLock Status
Toggle between On or Off to control the state of the NumLock key
when the system boots. When toggled On, the numeric keypad
generates numbers instead of controlling cursor operations.
Gate A20 Option
Gate A20 refers to the way the system addresses memory above 1
MB (extended memory). When set to Fast, the system chipset
controls Gate A20. When set to Normal, a pin in the keyboard
controller controls Gate A20. Setting Gate A20 to Fast improves
system speed, particularly with OS/2 and Windows.
Security Option
If you have set a password, select whether the password is
required every time the System boots, or only when you enter
Setup.
Shadow
Software that resides in a read-only memory (ROM) chip on a
device is called firmware. The AwardBIOS permits shadowing of
firmware such as the system BIOS, video BIOS, and similar operat-
ing instructions that come with some expansion peripherals, such
as, for example, a SCSI adaptor.
68 SBC-557 User Manual
Shadowing copies firmware from ROM into system RAM, where
the CPU can read it through the 16-bit or 32-bit DRAM bus.
Firmware not shadowed must be read by the system through the 8-
bit X-bus. Shadowing improves the performance of the system
BIOS and similar ROM firmware for expansion peripherals, but it
also reduces the amount of high memory (640 KB to 1 MB) avail-
able for loading device drivers, etc.
Enable shadowing into each section of memory separately. Many
system designers hardwire shadowing of the system BIOS and
eliminate a System BIOS Shadow option.
Video BIOS shadows into memory area C8000-DFFFF. The remain-
ing areas shown on the BIOS Features Setup screen may be
occupied by other expansion card firmware. If an expansion
peripheral in your system contains ROM-based firmware, you need
to know the address range the ROM occupies to shadow it into the
correct area of RAM.
Chapter 3 Award BIOS Setup 69
CHIPSET features setup
By choosing the CHIPSET FEATURES SETUP option from the
INITIAL SETUP SCREEN menu, the screen below is displayed.
70 SBC-557 User Manual
The displayed configuration is based on the manufacturer's SETUP
DEFAULTS settings.
This section allows you to configure the system based on the
specific features of the installed chipset. This chipset manages bus
speeds and access to system memory resources, such as SDRAM.
It also coordinates communications between the conventional ISA
bus and the PCI bus. It must be stated that these items should
never need to be altered. The default settings have been chosen
because they provide the best operating conditions for your
system. The only time you might consider making any changes
would be if you discovered that data was being lost while using
your system.
Because of the complexity and technical nature of some of the
options, not all of the options are described here.
Auto Configuration
Auto Configuration selects predetermined optimal values of
chipset parameters. When Disabled, chipset parameters revert to
setup information stored in CMOS. Many fields in this screen are
not available when Auto Configuration is Enabled.
SDRAM CAS Latency Time
When synchronous DRAM is installed, you can control the
number of CLKs between when the SDRAMs sample a read
command and when the contoller samples read data from the
SDRAMs. Do not reset this field from the default value specified
by the system designer.
Memory Hole at 15M-16M
You can reserve this area of system memory for ISA adapter ROM.
When this area is reserved, it cannot be cached. The user informa-
tion of peripherals that need to use this area of system memory
usually discusses their memory requirements.
Chapter 3 Award BIOS Setup 71
I/O Recovery Time
The I/O recovery mechanism adds bus clock cycles between PCI-
originated I/O cycles to the ISA bus. This delay takes place
because the PCI bus is so much faster than the ISA bus.
72 SBC-557 User Manual
Power management setup
By choosing the POWER MANAGEMENT option from the
INITIAL SETUP SCREEN menu, the screen below is displayed.
Chapter 3 Award BIOS Setup 73
The displayed configuration is based on the manufacturer's SETUP
DEFAULTS settings.
Power Management
This option allows you to select the type (or degree) of power
saving for Doze, Standby, and Suspend modes.
This table describes each power management mode:
Max Saving Maximum power savings. Only Available for
SL CPUs. Inactivity period is 1 minute in
each mode.
User Define Set each mode individually. Select time-out
periods in the section for each mode,
below.
Min Saving Minimum power savings. Inactivity period is
1 hour in each mode (except the hard
drive).
74 SBC-557 User Manual
PM Control by APM
If Advanced Power Management (APM) is installed on your
system, selecting Yes gives better power savings.
MODEM Use IRQ
Name the interrupt request (IRQ) line assigned to the modem (if
any) on your system. Activity of the selected IRQ always awakens
the system.
Video Off Method
Determines the manner in which the monitor is blanked.
V/H SYNC+Blank System turns off vertical and horizontal
synchronization ports and writes blanks to
the video buffer.
DPMS Support Select this option if your monitor supports
the Display Power Management Signaling
(DPMS) standard of the Video Electronics
Standards Association (VESA). Use the
software supplied for your video subsystem
to select video power management values.
Blank Screen System only writes blanks to the video
buffer.
HDD Power Down
After the selected period of drive inactivity, any system IDE
devices compatible with the ATA-2 specification or later power
manage themselves, putting themselves into an idle state after the
specified timeout and then waking themselves up when accessed.
Doze Mode
After the selected period of system inactivity, the CPU clock
throttles to a small percentage of its duty cycle — between 10
percent and 25 percent for most chipsets. All other devices still
operate at full speed.
Chapter 3 Award BIOS Setup 75
Standby Mode
After the selected period of system inactivity, the CPU clock stops,
the hard drive enters an idle state, and the L2 cache enters a power-
save mode. All other devices still operate at full speed.
Suspend Mode
After the selected period of system inactivity, the chipset enters a
hardware suspend mode, stopping the CPU clock and possibly
causing other system devices to enter power management modes.
76 SBC-557 User Manual
PNP/PCI configuration setup
By choosing the PNP/PCI CONFIGURATION SETUP option from
the initial SETUP SCREEN menu, the screen below is displayed.
Chapter 3 Award BIOS Setup 77
The displayed configuration is based on the manufacturer's SETUP
DEFAULTS settings.
PNP OS Installed
Select Yes if the system operating environment is Plug-and-Play
aware (e.g., Windows 95).
Resources Controlled By
The Plug and Play AwardBIOS can automatically configure all the
boot and Plug and Play-compatible devices. If you select Auto, all
the interrupt request (IRQ) and DMA assignment fields disappear,
as the BIOS automatically assigns them.
Reset Configuration Data
Normally, you leave this field Disabled. Select Enabled to reset
Extended System Configuration Data (ESCD) when you exit Setup if
you have installed a new add-on and the system reconfiguration
has caused such a serious conflict that the operating system
cannot boot.
IRQ n Assigned to
When resources are controlled manually, assign each system
interrupt as one of the following types, depending on the type of
device using the interrupt:
Legacy ISA Devices compliant with the original PC AT bus
specification, requiring a specific interrupt (such as IRQ4 for serial
port 1).
PCI/ISA PnP Devices compliant with the Plug and Play standard,
whether designed for PCI or ISA bus architecture.
78 SBC-557 User Manual
DMA n Assigned to
When resources are controlled manually, assign each system DMA
channel as one of the following types, depending on the type of
device using the interrupt:
Legacy ISA Devices compliant with the original PC AT bus
specification, requiring a specific DMA channel
PCI/ISA PnP Devices compliant with the Plug and Play standard,
whether designed for PCI or ISA bus architecture.
PCI IRQ Activated by
Leave the IRQ trigger set at Level unless the PCI device assigned
to the interrupt specifies Edge-triggered interrupts.
Chapter 3 Award BIOS Setup 79
Load BIOS defaults
LOAD BIOS DEFAULTS loads the default system values directly
from ROM. The BIOS DEFAULTS provides the most stable
settings, though they do not provide optimal performance.
80 SBC-557 User Manual
Load setup defaults
LOAD SETUP DEFAULTS, on the other hand, provides for
maximum system performance. If the stored record created by the
setup utility becomes corrupted (and therefore unusable), BIOS
defaults will load automatically when you turn the power on.
Chapter 3 Award BIOS Setup 81
Integrated peripherals setup
By choosing the INTEGRATD PERIPHERALS option from the
initial SETUP SCREEN menu, the screen below is displayed.
82 SBC-557 User Manual
The displayed configuration is based on the manufacturer's SETUP
DEFAULSTS settings.
On-Chip Primary IDE
The onboard chipset contains a PCI IDE interface with support for
two IDE channels. Select Enabled to activate the primary and/or
secondary IDE interface. Select Disabled to deactivate this inter-
face, if you install a primary and/or secondary add-in IDE interface.
IDE HDD Block Mode
Select Enabled only if your hard drives support block mode.
On-Chip USB controller
Select Enabled if your system contains a Universal Serial Bus
(USB) controller and you have a USB keyboard.
Onboard FDC Controller
Select Enabled if your system has a floppy disk controller (FDC)
installed on the system board and you wish to use it. If you install
an add-in FDC or the system has no floppy drive, select Disabled in
this field.
Onboard UART Ports (1, 2)
Select a logical COM port address for the first and second serial
ports.
Chapter 3 Award BIOS Setup 83
Supervisor/User password setting
You can set either SUPERVISOR or USER PASSWORD, or both of
them. The difference between the two is that the supervisor
password allows unrestricted access to enter and change the
options of the setup menus, while the user password only allows
entry to the program, but not modify options.
84 SBC-557 User Manual
When you select this function, a message appears at the center of
the screen:
ENTER PASSWORD:
Type the password, up to eight characters, and press Enter. Typing
a password clears any previously entered password from CMOS
memory.
Now the message changes:
CONFIRM PASSWORD:
Again, type the password and press Enter.
To abort the process at any time, press Esc.
In the Security Option item in the BIOS Features Setup screen,
select System or Setup:
System Enter a password each time the system boots and when
ever you enter Setup.
Setup Enter a password when ever you enter Setup.
NOTE: To clear the password, simply press Enter when asked to
enter a password. Then the password function is disabled.
Chapter 3 Award BIOS Setup 85
IDE HDD auto detection
The IDE HDD AUTO DETECTION utility can automatically detect
the IDE hard disk installed in your system. You can use it to self-
detect and/or correct the hard disk type configuration. You need to
repeat the setup for each of the IDE combinations:
86 SBC-557 User Manual
Save & exit setup
If you select this option and press
Frequently asked questions
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Why buy from GID?

Quality
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