Intel SG-80, SG-81 User Manual
SG-80 Series
(SG-80, SG-81)
Intel Pentium 4 System Board
Socket 775
User’s Manual
Rev. 1.00
Copyright and Warranty Notice
The information in this document is subject to change without notice and does not
represent a commitment on part of the vendor, who assumes no liability or
responsibility for any errors that may appear in this manual.
No warranty or representation, either expressed or implied, is made with respect to the
quality, accuracy or fitness for any particular part of this document. In no event shall
the manufacturer be liable for direct, indirect, special, incidental or consequential
damages arising from any defect or error in this manual or product.
Product names appearing in this manual are for identification purpose only and
trademarks and product names or brand names appearing in this document are
property of their respective owners.
This document contains materials protected under International Copyright Laws. All
rights reserved. No part of this manual may be reproduced, transmitted or transcribed
without the expressed written permission of the manufacturer and authors of this
manual.
SG-80 Series
Table of Contents
Chapter 1. Introduction .................................................... 1-1
1.1. Features & Specifications....................................................... 1-1
1.2. Layout Diagram (SG-80)........................................................ 1-3
1.3. Layout Diagram (SG-81)........................................................ 1-4
1.4. Jumpers & Connectors Description........................................ 1-5
Chapter 2. Hardware Setup.............................................. 2-1
2.1. CPU Socket ............................................................................2-1
2.2. System Memory .....................................................................2-2
2.3. Connectors, Headers, and Switches .......................................2-3
2.3.1. ATX Power Connectors (ATX_POWER, ATX12V) 2-3
2.3.2. FAN Connectors (CPUFAN, SYSFAN, PWRFAN). 2-4
2.3.3. CMOS Memory Clearing Header (CCMOS) ........... 2-5
2.3.4. Front Panel Switches & Indicators Connection
Headers (PANEL1) ...................................................2-6
2.3.5. Additional USB Port Connection Header (USB3,
USB4) .......................................................................2-7
2.3.6. Front Panel Audio Connection Header
(FPIO-AUDIO1)....................................................... 2-8
2.3.7. Accelerated Graphics Port Slot (AGP1)................... 2-9
2.3.8. Internal Audio Source Connectors (CD1, AUX1) .. 2-10
2.3.9. Floppy Disk Drive Connector (FDC) ..................... 2-11
2.3.10. IDE Disk Drive Connectors (IDE1, IDE2)............. 2-12
2.3.11. Serial ATA connectors (SATA1, SATA2) ...............2-13
2.3.12. External I/O Panel................................................... 2-14
Chapter 3. BIOS Setup...................................................... 3-1
3.1. About the Setup Utility........................................................... 3-1
3.1.1. The Standard Configuration .....................................3-1
3.1.2. Entering the Setup Utility ......................................... 3-2
3.1.3. Updating the BIOS ................................................... 3-3
User’s Manual
3.2. Using BIOS ............................................................................3-4
3.2.1. Standard CMOS Features .........................................3-4
3.2.2. Advanced BIOS Features .........................................3-7
3.2.3. Advanced Chipset Features ....................................3-10
3.2.4. Integrated Peripherals ............................................. 3-14
3.2.5. Power Management Setup ...................................... 3-18
3.2.6. PnP/PCI Configurations.......................................... 3-20
3.2.7. PC Health Status ..................................................... 3-22
3.2.8. Frequency Control ..................................................3-23
3.2.9. Load Fail-Safe Defaults Option.............................. 3-23
3.2.10. Load Optimized Defaults Option ........................... 3-24
3.2.11. Set Password ...........................................................3-24
3.2.12. Save & Exit Setup Option....................................... 3-25
3.2.13. Exit Without Saving................................................ 3-25
Chapter 4. Driver Installation .......................................... 4-1
4.1. Setup Items ............................................................................. 4-2
Appendix A. How to Get Technical Support ..................... A-1
SG-80 Series
Introduction 1-1
Chapter 1. Introduction
1.1. Features & Specifications
CPU
• Designed for Intel
with 800/533 MHz FSB
• Supports Intel Hyper-Threading Technology
®
90nm Pentium 4/Celeron D LGA775 Processors
Chipset
• SIS 661FX/ 964 (L)
Memory
• Two 184-pin DIMM sockets
• Supports DDR400 non-ECC un-buffered memory
• Supports maximum memory capacity up to 2GB
Graphic
• Integrated SIS Mirage Graphics GPU high performance 256-bit 3D
engine and 2D Accelerator
SATA 150 (Option)
• Serial ATA 1.5Gbps data transfer rate
• Support SW RAID 0/ 1/ JBOD
LAN
• Onboard 10/100 PHY
Audio
• On board 5.1 channels Audio CODEC
Internal I/O Connectors
• 1x AGP 8X/4X slot. 3x PCI slots
• 1x Floppy Port supports up to 2.88MB
• 2x Ultra DMA 133/100/66/33 Connectors
• 2x Serial ATA 1.5Gbps Connectors (Option)
• 2x USB 2.0 headers (Each header support two USB 2.0 devices)
• 1x FP-Audio header, 1 x CD-IN, 1 x AUX-IN
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1-2 Chapter 1
Back Panel I/O
• 1x PS/2 Keyboard, 1x PS/2 Mouse
• 1x Serial Port, 1x Parallel Port, 1x VGA connector
• 4x USB 2.0, 1x RJ-45 LAN Connector
• 1x Audio connectors (Line-out, Line-in, MIC-in)
Miscellaneous
• Micro ATX form factor (244mm x 244mm)
Product List
Model Chipset Features
SG-80 SIS 661FX + 964 10/100 LAN + SATA
SG-81 SIS 661FX + 964L 10/100 LAN
All brand names and trademarks are the property of their respective
owners.
This motherboard is customized for certain system configurations; and
may not fit system integration in all DIY ways. Before integrating this
product, please check ABIT web site for recommended device listings, or
contact sales/tech. support people.
Specifications and information contained herein are subject to change
without notice.
SG-80 Series
Introduction 1-3
1.2. Layout Diagram (SG-80)
User’s Manual
1-4 Chapter 1
1.3. Layout Diagram (SG-81)
SG-80 Series
Introduction 1-5
1.4. Jumpers & Connectors Description
Jumpers Description Default Setting
CCMOS CMOS Memory Clearing Header Pins 2-3 Closed (Normal)
Connectors Description
AGP1 Accelerated Graphics Port Slot
ATX_POWER
ATX12V
CD1/AUX1 Internal Audio Connectors
CPUFAN
SYSFAN/PWRFAN
DIMM1/DIMM2 DDR DIMM Slots
FDC1 Floppy Disk Drive Connector
FPIO_AUDIO1 Front Panel Audio Connection Header
IDE1/IDE2 Hard Disk Drive Connectors
PANEL1 Front Panel Switch Connection Headers
PCI1/PCI2/PCI3 32bit/33MHz PCI Slots
SATA1/SATA2 Serial ATA connectors
USB3/USB4 Additional USB Port Connection Headers
ATX Power Connectors
CPU Fan Power Connector
System/Power Fan Power Connectors
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1-6 Chapter 1
SG-80 Series
Hardware Setup 2-1
Chapter 2. Hardware Setup
2.1. CPU Socket
This server board provides one 775-pin Zero Insertion Force (ZIF) socket to install the
Intel Pentium 4 CPU.
User’s Manual
2-2 Chapter 2
2.2. System Memory
This system board provides two 184-pin DDR DIMM slots for un-buffered and
non-ECC modules with memory size expansible up to 2GB (DDR400).
DIMM DIMM Module Total Memory
1 256MB, 512MB, 1GB 256MB ~ 1GB
2 256MB, 512MB, 1GB 256MB ~ 1GB
Total System Memory 256MB ~ 2GB
SG-80 Series
Hardware Setup 2-3
2.3. Connectors, Headers, and Switches
All the connectors, headers and switches mentioned here are depending on your
system configuration. Some features you may (or may not) have to connect or to
configure depending on the peripherals you have connected.
WARNING: Always power off the computer and unplug the AC power cord before
adding or removing any peripheral or component. Failing to so may cause severe
damage to your system board and/or peripherals. Plug in the AC power cord only after
you have carefully checked everything.
2.3.1. ATX Power Connectors (ATX_POWER, ATX12V)
This connector provides the connection to ATX12V power supply.
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2-4 Chapter 2
2.3.2. FAN Connectors (CPUFAN, SYSFAN, PWRFAN)
These connectors each provide power to the cooling fans installed in your system.
• CPUFAN: Power connector for CPU cooling fan
• SYSFAN, PWRFAN: Power connector for System and Power Fan
WARNING: These fan connectors are not jumpers. DO NOT place jumper caps on
these connectors.
SG-80 Series
Hardware Setup 2-5
2.3.3. CMOS Memory Clearing Header (CCMOS)
This header uses a jumper cap to clear the CMOS memory.
• Pin 2-3 shorted (default): Normal operation.
• Pin 1-2 shorted: Clear CMOS memory.
ATTENTION: Turn the system power off first (including the +5V standby power)
before clearing the CMOS memory. Failing to do so may cause your system to work
abnormally or malfunction.
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2-6 Chapter 2
2.3.4. Front Panel Switches & Indicators Connection Headers (PANEL1)
These headers are used for connecting switches and LED indicators on the chassis
front panel. The mark “+” align to the pin in the figure below stands for positive
polarity for the LED connection.
Pin Definition Pin Definition
SG-80 Series
1 HD LED + 2 Message LED +
3 HD LED - 4 Message LED -
5 RESET 6 Power Switch
7 RESET 8 Power Switch
9 Reserved 10 NC
Hardware Setup 2-7
2.3.5. Additional USB Port Connection Header (USB3, USB4)
These headers each provide 2 additional USB 2.0 ports connection through an USB
cable designed for USB 2.0 specifications.
Pin Signal Name Function
1 USBPWR Front Panel USB Power
2 USBPWR Front Panel USB Power
3 USB_FP_P0- USB Port 0 Negative Signal
4 USB_FP_P1- USB Port 1 Negative Signal
5 USB_FP_P0+ USB Port 0 Positive Signal
6 USB_FP_P1+ USB Port 1 Positive Signal
7 GND Ground
8 GND Ground
9 Key No pin
10 NC NC
User’s Manual
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