Page 4 - Table of Contents
- 4 - Table of Contents GA-8S661FXM-775 Motherboard Layout ..................................................................... 6Block Diagram ................................................................................................................ 7 Chapter 1 Hardware Installation ............
Page 7 - Block Diagram
- 7 - Block Diagram LGA775 Processor SiS 661FX SiS 964 CPUCLK+/- (133/200MHz) Host Interface DDR RAM 266/333/400MHz HCLK+/- (100/133/200MHz) 133MHz 33 MHz 14.318 MHz 48 MHz 24 MHz 33 MHz LPC BUS AGP 4X/8X AGPCLK (66MHz) 3 PCI PCICLK (33MHz) AC97 Link 8 USB Ports ATA33/66/100/ 133 IDE Channels F l o ...
Page 9 - Hardware Installation; English; Considerations Prior to Installation; Preparing Your Computer; Chapter 1 Hardware Installation
Hardware Installation - 9 - English 1-1 Considerations Prior to Installation Preparing Your Computer The motherboard contains numerous delicate electronic circuits and components which canbecome damaged as a result of electrostatic discharge (ESD). Thus, prior to installation, pleasefollow the instr...
Page 10 - Feature Summary
GA-8S661FXM-775 Motherboard - 10 - English C P U Supports the latest Intel ® Pentium ® 4 LGA775 CPU Supports 800/533MHz FSB L2 cache varies with processors Chipset Northbridge:SiS ® 661FX Southbridge: SiS ® 964 M e m o r y 2 184-pin DDR DIMM slots Supports DDR400/333/266 DIMM Support...
Page 12 - Installation of the CPU and Heatsink; overheating and permanent damage of the CPU may occur.; HT functionality requirement content :; Pentium 4 Processor with HT Technology
GA-8S661FXM-775 Motherboard - 12 - English 1-3 Installation of the CPU and Heatsink Before installing the CPU, please comply with the following conditions:1. Please make sure that the motherboard supports the CPU.2 . Please take note of the one indented corner of the CPU. If you install the CPU in t...
Page 14 - m e m o r y o f s i m i l a r c a p a c i t y , s p e c i f i c a t i o n s a n d b r a n d b e u s e d .; Installation of Memory
GA-8S661FXM-775 Motherboard - 14 - English Before installing the memory modules, please comply with the following conditions:1. Please make sure that the memory used is supported by the motherboard. It is recommended that m e m o r y o f s i m i l a r c a p a c i t y , s p e c i f i c a t i o n s a ...
Page 15 - Installation of Expansion Cards; Installing a AGP expansion card:
Hardware Installation - 15 - English 1-5 Installation of Expansion Cards You can install your expansion card by following the steps outlined below:1 . Read the related expansion card's instruction document before installing the expansion card into the computer. 2 . Remove your computer's chassis cov...
Page 16 - I/O Back Panel Introduction; Monitor can be connected to VGA port.
GA-8S661FXM-775 Motherboard - 16 - English 1-6 I/O Back Panel Introduction PS/2 Keyboard and PS/2 Mouse Connector To install a PS/2 port keyboard and mouse, plug the mouse to the upper port (green) and the keyboard to thelower port (purple). Parallel Port The parallel port allows connection of a pri...
Page 17 - Connectors Introduction; AT X
Hardware Installation - 17 - English 1-7 Connectors Introduction 1) ATX_12V 10) F _ PANEL 2) AT X 11) C D _ I N 3) C P U _ F A N 12) SPDIF_IO 4) SYS_FAN 13) F_USB1/F_USB2 5) IDE1/IDE2 14) C I 6) F D D 15) C L R _ C M O S 7) SATA0/SATA1 16) C O M B 8) F _ A U D I O 17) P W R _ L E D 9) S U R _ C E N ...
Page 20 - IDE2 Connector
GA-8S661FXM-775 Motherboard - 20 - English 5) IDE1/IDE2 (IDE Connector) An IDE device connects to the computer via an IDE connector. One IDE connector can connect to oneIDE cable, and the single IDE cable can then connect to two IDE devices (hard drive or optical drive). Ifyou wish to connect two ID...
Page 22 - Please contact your nearest dealer for optional SUR_CEN cable.
GA-8S661FXM-775 Motherboard - 22 - English 10) F_PANEL (Front Panel Connector) Please connect the power LED, PC speaker, reset switch and power switch etc. of your chassisfront panel to the F_PANEL connector according to the pin assignments below. 9) SUR_CEN Please contact your nearest dealer for op...
Page 29 - CONTROL KEYS; Chapter 2 BIOS Setup
BIOS Setup - 29 - English BIOS (Basic Input and Output System) includes a CMOS SETUP utility which allows user to configurerequired settings or to activate certain system features.The CMOS SETUP saves the configuration in the CMOS SRAM of the motherboard.When the power is turned off, the battery on ...
Page 30 - This setup page includes all onboard peripherals.; Top Performance
GA-8S661FXM-775 Motherboard - 30 - English The Main Menu (For example: BIOS Ver. : E3) Once you enter Award BIOS CMOS Setup Utility, the Main Menu (as figure below) will appear on thescreen. Use arrow keys to select among the items and press <Enter> to accept or enter the sub-menu. If you can'...
Page 31 - BIOS Setup; Set Supervisor Password; Save CMOS value settings to CMOS and exit setup.; Exit Without Saving; Abandon all CMOS value changes and exit setup.
BIOS Setup - 31 - English Set Supervisor Password Change, set, or disable password. It allows you to limit access to the system and Setup, or just to Setup. Set User Password Change, set, or disable password. It allows you to limit access to the system. Save & Exit ...
Page 32 - Standard CMOS Features; Date
GA-8S661FXM-775 Motherboard - 32 - English 2-1 Standard CMOS Features Date The date format is <week>, <month>, <day>, <year>. Week The weekday, from Sun. to Sat., is determined by the BIOS and displayedo n l y . Month The month, from Jan. to Dec. Day The date, from 1 to 31 (o...
Page 33 - Halt on
BIOS Setup - 33 - English Drive A / Drive B The category identifies the types of floppy disk drive A or drive B that has been installed in the computer. None No floppy drive installed 360K, 5.25" 5.25 inch PC-type standard drive; 360K byte capacity. 1.2M, 5.25" 5.25 inch AT-type high-density...
Page 34 - Advanced BIOS Features; Hard Disk Boot Priority
GA-8S661FXM-775 Motherboard - 34 - English 2-2 Advanced BIOS Features Note 1: This option is available only when the processor you install supports Intel ® Hyper- Threading Technology. Note 2: This option is available only when you install an Intel ® Prescott processor. Hard Disk Boot Priority Selec...
Page 35 - Boot Up Floppy Seek
BIOS Setup - 35 - English Boot Up Floppy Seek During POST, BIOS will determine if the installed floppy disk drive is 40 or 80 tracks. 360Ktype is 40 tracks 720K, 1.2M and 1.44M are all 80 tracks. Disabled BIOS will not search for the type of floppy disk drive by track number. Notethat there will not...
Page 36 - Integrated Peripherals; IDE1 Conductor Cable
GA-8S661FXM-775 Motherboard - 36 - English 2-3 Integrated Peripherals IDE1 Conductor Cable Auto BIOS autodetects IDE1 conductor cable .(Default Value) ATA66/100/133 Set IDE1 Conductor Cable to ATA66/100/133 (Please make sure yourIDE device and cable are compatible with ATA66/100/133). ATA33 Set IDE1...
Page 37 - Parallel Port Mode
BIOS Setup - 37 - English Onboard LAN device Enabled Enable Onboard LAN device function. (Default value) Disabled Disable this function. USB Controller Enabled Enable USB Controller. (Default value) Disabled Disable USB Controller. USB Legacy Support Enabled Enable USB Legacy Support. Disabled Disab...
Page 38 - Power Management Setup; ACPI Suspend Type
GA-8S661FXM-775 Motherboard - 38 - English 2-4 Power Management Setup ACPI Suspend Type S1(POS) Set ACPI suspend type to S1/POS (Power On Suspend). (Default value) S3(STR) Set ACPI suspend type to S3/STR (Suspend To RAM). Soft-Off by PWR-BTTN Off Press power button to turn off the system instantly. ...
Page 39 - PME Event Wake Up; Resume by Alarm; Power LED in S1 State
BIOS Setup - 39 - English PME Event Wake Up This feature requires an ATX power supply that provides at least 1A on the 5VSB lead. Disabled Disable this function. Enabled Enable PME Event Wake up. (Default value) Power On By Keyboard Password Enter one to five characters to set the Keyboard Power On ...
Page 40 - PnP/PCI Configurations; PCI 1 IRQ Assignment; PCI 2 IRQ Assignment; Auto; PCI 3 IRQ Assignment; Auto
GA-8S661FXM-775 Motherboard - 40 - English 2-5 PnP/PCI Configurations PCI 1 IRQ Assignment Auto Auto assign IRQ to PCI 1. (Default value) 3,4,5,7,9,10,11,12,14,15 Set IRQ 3,4,5,7,9,10,11,12,14,15 to PCI 1. PCI 2 IRQ Assignment Auto Auto assign IRQ to PCI 2. (Default value) 3,4,5,7,9,10,11,12,14,15 S...
Page 41 - PC Health Status; Reset Case Open Status
BIOS Setup - 41 - English 2-6 PC Health Status Reset Case Open Status Disabled Don't reset case open status. (Default value) Enabled Clear case open status at next boot. Case Opened If the case is closed, Case Opened will show "No." If the case is opened, Case Opened will show "Yes."...
Page 42 - Configure DRAM Timing; CPU Smart FAN Mode; This option is available only when; CPU Smart FAN Control
GA-8S661FXM-775 Motherboard - 42 - English 2-7 MB Intelligent Tweaker (M.I.T.) Configure DRAM Timing Auto BIOS will automatically set up the DRAM Timing by DRAM SPD data.(Default value) Manual This item allows user to set DRAM Timing manually. CAS Latency Setting 2T/2.5T/3T Set CAS Latency to 2T/2.5...
Page 44 - Load Fail-Safe Defaults
GA-8S661FXM-775 Motherboard - 44 - English 2-9 Load Fail-Safe Defaults Fail-Safe defaults contain the most appropriate values of the system parameters that allow minimum systemperformance. CMOS Setup Utility-Copyright (C) 1984-2004 Award Software ` Standard CMOS Features ` Advanced BIOS Features ` I...
Page 45 - -10 Load Optimized Defaults
BIOS Setup - 45 - English 2-11 Set Supervisor/User Password Selecting this field loads the factory defaults for BIOS and Chipset Features which the system automaticallydetects.When you select this function, the following message will appear at the center of the screen to assist you increating a pass...
Page 46 - -13 Exit Without Saving
GA-8S661FXM-775 Motherboard - 46 - English 2-12 Save & Exit Setup Type "Y" will quit the Setup Utility and save the user setup value to RTC CMOS.Type "N" will return to Setup Utility. 2-13 Exit Without Saving Type "Y" will quit the Setup Utility without saving to RTC CMOS...
Page 49 - Drivers Installation; Chapter 3 Drivers Installation; My computer; or execute the Setup.exe in the root directory of the driver CD.; Install Chipset Drivers; manually or click the Xpress Install button
Drivers Installation - 49 - English Chapter 3 Drivers Installation Pictures below are shown in Windows XP.(1) Please make sure to install the latest service pack for Windows after OS installation andbefore installing motherboard drivers.(2) Insert the driver CD that came with your motherboard into y...
Page 50 - Software Applications
GA-8S661FXM-775 Motherboard - 50 - English 3-2 Software Applications This page displays all the tools that Gigabyte developed and some free software, you can choose anyoneyou want and press "install" to install them. 3-3 Driver CD Information This page lists the contents of software and driv...
Page 51 - Hardware Information; This page lists all device you have for this motherboard.; Contact Us
Drivers Installation - 51 - English 3-4 Hardware Information This page lists all device you have for this motherboard. 3-5 Contact Us You can also see the last page of this manual for contacts information details.
Page 53 - Appendix; Chapter 4; Unique Software Utility; How to use the Xpress Recovery2; Advanced BIOS Feature; enter Xpress Recovery2 by pressing the key in the future.
Appendix - 53 - English Chapter 4 Appendix 4-1 Unique Software Utility (Not all models support these unique software utilities, please check your motherboard features.) 4-1-1 Xpress Recovery2 Introduction Xpress Recovery2 is designed to provide quick backup and restora-tion of hard disk data. Suppor...
Page 54 - Back up data from hard disk.; The Main Screen of Xpress Recovery2; SATA IDE channel 4
GA-8S661FXM-775 Motherboard - 54 - English 1. RESTORE: Restore the backed-up data to your hard disk.(This button will not appear if there is no backupfile.) 2. BACKUP: Back up data from hard disk. 3. REMOVE: Remove previously-created backup filesto release disk space.(This button will not appear if ...
Page 55 - Utility; Del; Utility on Dual BIOS Motherboards.
Appendix - 55 - English Method 1 : Q-Flash TM Utility Q-Flash TM is a BIOS flash utility embedded in Flash ROM. With this utility, users only have to stay in the BIOS menu when they want toupdate BIOS. Q-Flash TM allows users to flash BIOS without any utility in DOS or Windows. Using Q-Flash TM indi...
Page 56 - button on your keyboard and then; in the boot screen to enter BIOS menu.; Exploring the Q-Flash; / Dual BIOS utility screen
GA-8S661FXM-775 Motherboard - 56 - English Entering the Q-Flash TM utility: CMOS Setup Utility-Copyright (C) 1984-2004 Award Software Standard CMOS FeaturesAdvanced BIOS FeaturesIntegrated PeripheralsPower Management SetupPnP/PCI ConfigurationsPC Health StatusMB Intelligent Tweaker(M.I.T.) Select La...
Page 57 - Move to the BIOS file you want to flash and press; After pressing; Enter
Appendix - 57 - English Dual BIOS Utility Boot From......................................... Main Bios Main ROM Type/Size.............................SST 49LF004A 512K Backup ROM Type/Size.........................SST 49LF004A 512K Wide Range Protection Disable Boot From Main Bios Auto Recovery Enabl...
Page 58 - Please do not take out the floppy disk when it begins flashing BIOS.
GA-8S661FXM-775 Motherboard - 58 - English 3. Press Y button on your keyboard after you are sure to update BIOS. Then it will begin to update BIOS. The progress of updating BIOS will be displayed. Dual BIOS Utility Boot From......................................... Main Bios Main ROM Type/Size.........
Page 60 - utility screen; . Move to the BIOS file you want to flash and press Enter.
GA-8S661FXM-775 Motherboard - 60 - English Exploring the Q-Flash TM utility screen The Q-FlashBIOS utility screen consists of the following key components. Task menu for Q-Flash utility: Contains the names of three tasks. Blocking a task and pressing Enter key on your keyboard to enableexecution of ...
Page 61 - . Press Y button on your keyboard after you are sure to update BIOS.; to Load BIOS Fail-Safe Defaults, please kindly refer to Step 6 to 7 in; Part One
Appendix - 61 - English 3 . Press Y button on your keyboard after you are sure to update BIOS. Then it will begin to update BIOS. The progress of updating BIOS will be shown at the same time. Q-Flash Utility V1.30 Flash Type/Size.................................SST 49LF002A 256K Keep DMI Data Enable...
Page 62 - Internet Update
GA-8S661FXM-775 Motherboard - 62 - English Method 2 : @BIOS TM Utility If you do not have a DOS startup disk, we recommend that you usethe new @BIOS utility. @BIOS allows users to update their BIOSunder Windows. Just select the desired @BIOS server to downloadthe latest version of BIOS. 1. Methods a...
Page 63 - Save Current BIOS; icon shown in dialog box. It means to save the; server, please go onto
Appendix - 63 - English III. Save BIOSIn the very beginning, there is Save Current BIOS icon shown in dialog box. It means to save the current BIOS version. IV. Check out supported motherboard and Flash ROM:In the very beginning, there is "About this program" icon shown in dialog box. It can...
Page 64 - RAID Levels; 64 chipset supports are; -1-3 Serial ATA BIOS Setting Utility Introduction
GA-8S661FXM-775 Motherboard - 64 - English RAID Levels RAID (Redundant Array of Independent Disks) is a method of combining two hard disk drives into onelogical unit. The advantage of an Array is to provide better performance or data fault tolerance. Faulttolerance is achieved through data redundant...
Page 65 - Configuring the SiS RAID BIOS
Appendix - 65 - English Please follow the steps below to construct a complete RAID array:1) Have ready your hard drives for RAID construction. Note: To achieve best performance, it is recommended that the hard drives used are of similarmake and storage capacity. 2) Please attach the hard drive conne...
Page 66 - Creating RAID Volume
GA-8S661FXM-775 Motherboard - 66 - English Creating RAID Volume Step 1:In the RAID Setup window, press <A> to create RAID volume (Figure 3). Step 2:Then, use number keys 1~3 to select a RAID type: (1)JBOD, (2)RAID 0, or (3)RAID 1 and then press<Enter> (Figure 4). In the following procedu...
Page 67 - Create; unless you know well how to set every required item, like block size.)
Appendix - 67 - English Step 3:If RAID 0 is selected, you'll have to decide whether you want the RAID array to be created automaticallyor manually (Figure 5). Use <1> or <2> key to select. (We do not suggest that you select <2> Manual Create unless you know well how to set every re...
Page 68 - After the completion, you will see the RAID array under the
GA-8S661FXM-775 Motherboard - 68 - English SiS RAID BIOS Setting Utility RAID Setup * Current Created Raid *RAID 0 : Disk 1 Disk 2 Press [D] key to delete RAID [Q] : Exit current menu Location Model Capacity Mode RAID Type Disk 1 ST3120026AS 111GB UDMA 6 RAID0 Disk 2 ST3120026AS 111GB UDMA 6 RAID0 A...
Page 69 - Deleting RAID Volume
Appendix - 69 - English Deleting RAID Volume If you want to delete a RAID volume, simply press <D> in the following window (Figure 9) and then usearrow keys to select the RAID Volume and press <Enter> to confirm. Finally, when the "Are you sureto delete this RAID?" message appear...
Page 70 - Installing the RAID Drivers; My Computer; icon and select
GA-8S661FXM-775 Motherboard - 70 - English Installing the RAID Drivers To install Windows 2000/XP onto a Serial ATA hard disk sucessfully, you need to install required driverfor the SATA controller on your motherboard during OS installation. Without the driver, the hard disk maynot be recognized dur...
Page 71 - Speaker Configuration; tab and select the; - c h a n n e l m o d e f o r s t e r e o s p e a k e r o u t p u t; Channel Audio Setup; Line Out
Appendix - 71 - English 4-1-4 2 / 4 / 6 Channel Audio Function Introduction The following setup is for Windows 98SE/2000/ME/XP. Please follow the steps below to enable thefunction! STEP 1:Connect the stereo speakers or earphone to "LineOut." STEP 3:On the AC97 Audio Configuration menu, click...
Page 72 - Channel Analog Audio Output Mode
GA-8S661FXM-775 Motherboard - 72 - English 4 Channel Analog Audio Output Mode STEP 1:Connect the front channels to "Line Out,"the rear channels to "Line In." STEP 3:On the AC97 Audio Configuration menu, click the Speaker Configuration tab and select the 4-chan- nel mode for 4 speaker...
Page 73 - Basic 6 Channel Analog Audio Output Mode
Appendix - 73 - English Use the back audio panel to connect the audiooutput without any additional module.STEP 1:Connect the front channels to "Line Out",the rearchannels to "Line In", and the Center/Subwooferchannels to "MIC In". Basic 6 Channel Analog Audio Output Mode STEP...
Page 75 - Basic & Advanced 6 Channel Analog Audio Output Mode Notes:
Appendix - 75 - English STEP 3:Connect the front channels to back audio panel's"Line Out", the rear channels to SURROUND-KIT'sREAR R/L, and the Center/Subwoofer channels toSURROUND-KIT's SUB CENTER. STEP 5:On the AC97 Audio Configuration menu, click the Speaker Configuration tab and select t...
Page 77 - Jack-Sensing Introuction; Introduction of audio connectors
Appendix - 77 - English Jack-Sensing Introuction Install Microsoft DirectX8.1 first to enable Jack-Sensing support for Windows 98SE/2000/ M E . Introduction of audio connectors You may connect CDROM, Walkman or otheraudio input devices to Line In jack, speakers,earphone, other output devices to Line...
Page 79 - Troubleshooting; AMI BIOS Beep Codes
Appendix - 79 - English 4-2 Troubleshooting Below is a collection of general asked questions. To check general asked questions based on a specificmotherboard model, please log on to www.gigabyte.com.tw Question 1: I cannot see some options that were included in previous BIOS after updating BIOS. Why...
