Page 4 - Table of Contents
- 4 - Table of Contents GA-8S648FX-775(-C) Motherboard Layout ................................................................... 6Block Diagram ................................................................................................................ 7 Chapter 1 Hardware Installation ...........
Page 7 - Block Diagram
- 7 - Block Diagram ( * ) Only for GA-8S648FX-775. LGA775 Processor SiS 648FX AC97 CODEC SiS 964 CPUCLK+/- (200/133 MHz) Host Interface DDR 266/333/400 MHz ZCLK (66/133MHz) HCLK+/- (200/133MHz) 66/133 MHz 33 MHz 14.318 MHz 48 MHz 24 MHz 33 MHz LPC BUS AGP 4X/8X AGPCLK (66MHz) 5 PCI PCICLK (33MHz) AC...
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-8S648FX-775(-C) Motherboard - 10 - English CPU Supports the latest Intel ® Pentium ® 4 LGA775 CPU Supports 800/533MHz FSB L2 cache varies with CPU Chipset Northbridge: SiS ® 648FX Southbridge: SiS ® 964 Memory 3 DDR DIMM memory slots (supports up to 3GB memory) Supports DDR400/DDR33...
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-8S648FX-775(-C) 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...
Page 14 - memory of similar capacity, specifications and brand be used.; Installation of Memory
GA-8S648FX-775(-C) Motherboard - 14 - English Fig.1The DIMM socket has a notch, so the DIMM memory modulecan only fit in one direction. Insert the DIMM memory modulevertically into the DIMM socket. Then push it down. Fig.2Close the plastic clip at both edges of the DIMM sockets tolock the DIMM modul...
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 install the expansion card into the computer. 2. Remove your computer's chassis cover, s...
Page 16 - Connects to serial-based mouse or data processing devices.; I/O Back Panel Introduction
GA-8S648FX-775(-C) Motherboard - 16 - English 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 keyboardto the lower port (purple). Parallel Port The parallel port allows connection of a printer, scanner and other perip...
Page 17 - Connectors Introduction; ATX
Hardware Installation - 17 - English 1-7 Connectors Introduction 1) ATX_12V 2) ATX 3) CPU_FAN 4) SYS_FAN 5) IDE1/IDE2 6) FDD 7) SATA0/SATA1 8) PWR_LED 9) F_PANEL 10) F_AUDIO 11) SUR_CEN 12) CD_IN 13) SPDIF_IO 14) F_USB1/F_USB2 15) IR 16) CLR_CMOS 17) BAT -C 1 3 2 8 17 15 14 11 4 16 9 13 5 7 10 6 12
Page 22 - Please contact your nearest dealer for optional SUR_CEN cable.
GA-8S648FX-775(-C) Motherboard - 22 - English 10) F_AUDIO (Front Audio Connector) If you want to use Front Audio connector, you must remove 5-6, 9-10 Jumper. In order to utilize thefront audio header, your chassis must have front audio connector. Also please make sure the pinassigments on the cable ...
Page 27 - CONTROL KEYS; Chapter 2 BIOS Setup
BIOS Setup - 27 - 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 28 - This setup page includes all onboard peripherals.; Top Performance
GA-8S648FX-775(-C) Motherboard - 28 - English The Main Menu (For example: BIOS Ver. : E6) 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 c...
Page 29 - 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 - 29 - 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 30 - Standard CMOS Features; Date
GA-8S648FX-775(-C) Motherboard - 30 - 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...
Page 31 - Halt on
BIOS Setup - 31 - English Drive A / Drive B The category identifies the types of floppy disk drive A or drive B that has been installed in thecomputer. 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 32 - Advanced BIOS Features; Hard Disk Boot Priority
GA-8S648FX-775(-C) Motherboard - 32 - 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 Se...
Page 33 - Boot Up Floppy Seek
BIOS Setup - 33 - 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 34 - Integrated Peripherals; IDE1 Conductor Cable
GA-8S648FX-775(-C) Motherboard - 34 - 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 I...
Page 35 - Parallel Port Mode
BIOS Setup - 35 - English USB Controller Enabled Enable USB Controller. (Default value) Disabled Disable USB Controller. USB Legacy Support Enabled Enable USB Legacy Support. Disabled Disable USB Legacy Support. (Default value) SiS Serial ATA Controller Enabled Enable SiS Serial ATA Controller.(Defa...
Page 36 - Power Management Setup; ACPI Suspend Type
GA-8S648FX-775(-C) Motherboard - 36 - 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 instantl...
Page 37 - Power On by Keyboard; Resume by Alarm; Power LED in S1 State
BIOS Setup - 37 - English Power On by Keyboard Password Enter one to five characters to set the Keyboard Power On password. Disabled Disabled this function. (Default value) Any Key Press any key to turn on the computer. Power On by Mouse Disabled Disable this function. (Default value) Enabled Move o...
Page 38 - PnP/PCI Configurations; PCI 4 IRQ Assignment; PCI 1/5 IRQ Assignment; Auto; PCI 2 IRQ Assignment; Auto; PCI 3 IRQ Assignment; Auto
GA-8S648FX-775(-C) Motherboard - 38 - English 2-5 PnP/PCI Configurations PCI 4 IRQ Assignment Auto Auto assign IRQ to PCI 4. (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 4. PCI 1/5 IRQ Assignment Auto Auto assign IRQ to PCI 1/5. (Default value) 3,4,5,7,9,10,11,12,...
Page 39 - PC Health Status; Current CPU Temperature; CPU Smart FAN Mode; CPU Smart FAN Control
BIOS Setup - 39 - English 2-6 PC Health Status Current Voltage(V) Vcore / DDR 2.5V / +3.3V / +12V Detect system's voltage status automatically. Current CPU Temperature Detect CPU temperature automatically. Current CPU/SYSTEM FAN Speed (RPM) Detect CPU/SYSTEM fan speed status automatically. CPU Smart...
Page 41 - Linear Frequency Control; AGP/PCI Clock Control; DRAM Voltage Control
BIOS Setup - 41 - English CPU Clock (MHz) This option is available only when Linear Frequency Control is enabled. 100~355 Select CPU Clock to 100MHz~355MHz. If you use a Pentium 4 processor with 800MHz FSB, please set "CPU Clock" to 200MHz.Incorrect using it may cause your system corrupted. ...
Page 42 - Load Fail-Safe Defaults
GA-8S648FX-775(-C) Motherboard - 42 - 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 ...
Page 43 - -10 Load Optimized Defaults
BIOS Setup - 43 - 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 44 - -13 Exit Without Saving
GA-8S648FX-775(-C) Motherboard - 44 - 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 C...
Page 45 - Drivers Installation; Chapter 3 Drivers Installation; Install Chipset Drivers
Drivers Installation - 45 - English Chapter 3 Drivers Installation Pictures below are shown in Windows XP.Insert the driver CD-title that came with your motherboard into your CD-ROM drive, thedriver CD-title will auto start and show the installation guide. If not, please double click theCD-ROM devic...
Page 46 - Software Applications
GA-8S648FX-775(-C) Motherboard - 46 - 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 d...
Page 47 - Hardware Information; This page lists all device you have for this motherboard.; Contact Us
Drivers Installation - 47 - 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 49 - Chapter 4 Appendix; Unique Software Utilities; User Interface Overview
Appendix - 49 - English Chapter 4 Appendix 4-1 Unique Software Utilities 4-1-1 EasyTune 5 Introduction EasyTune 5 presents the most convenient Windows based system performance enhancement andmanageability utility. Featuring several powerful yet easy to use tools such as 1) Overclocking for enhancing...
Page 50 - How to use the Xpress Recovery2; Advanced BIOS Feature; enter Xpress Recovery2 by pressing the key in the future.
GA-8S648FX-775(-C) Motherboard - 50 - English 4-1-2 Xpress Recovery2 Introduction Xpress Recovery2 is designed to provide quick backup and restora-tion of hard disk data. Supporting Microsoft operating systems includingWindows XP/2000/NT/98/Me and DOS, and file systems includingFAT16, FAT32, and NTF...
Page 51 - The Main Screen of Xpress Recovery2
Appendix - 51 - 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 there is no backupf...
Page 52 - Utility; Del; Utility on Dual BIOS Motherboards.
GA-8S648FX-775(-C) Motherboard - 52 - English 4-1-3 Flash BIOS Method Introduction 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 to updateBIOS. Q-Flash?allows users to flash BIOS with...
Page 53 - Appendix; button on your keyboard and then; in the boot screen to enter BIOS menu.; Exploring the Q-Flash; / Dual BIOS utility screen
Appendix - 53 - 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 LanguageLoad Fail-Saf...
Page 54 - Move to the BIOS file you want to flash and press; After pressing; Enter
GA-8S648FX-775(-C) Motherboard - 54 - 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 Bi...
Page 55 - Please do not take out the floppy disk when it begins flashing BIOS.
Appendix - 55 - 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 57 - utility screen; Move to the BIOS file you want to flash and press Enter.
Appendix - 57 - 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 the task. Action ba...
Page 58 - 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
GA-8S648FX-775(-C) 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 shown at the same time. Q-Flash Utility V1.30 Flash Type/Size.................................SST 49LF002A 256K...
Page 61 - RAID Levels; 64 chipset supports are RAID 0 and RAID; -1-4 Serial ATA BIOS Setting Utility Introduction
Appendix - 61 - English RAID Levels RAID (Redundant Array of Independent Disks) is a method of combining two hard disk drives into one logicalunit. The advantage of an Array is to provide better performance or data fault tolerance. Fault tolerance isachieved through data redundant operation, where i...
Page 62 - Configuring the SiS RAID BIOS
GA-8S648FX-775(-C) Motherboard - 62 - 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 attac...
Page 63 - Creating RAID Volume
Appendix - 63 - 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 procedure, we'll create RA...
Page 64 - unless you know well how to set every required item, like block size.)
GA-8S648FX-775(-C) Motherboard - 64 - English Step 3:If RAID 0 is selected, you'll have to decide whether you want the RAID array to be created automatically ormanually (Figure 5). Use <1> or <2> key to select. (We do not suggest that you select <2> Manual Create unless you know we...
Page 65 - After the completion, you will see the RAID array under the
Appendix - 65 - 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 After the completion...
Page 66 - Deleting RAID Volume
GA-8S648FX-775(-C) Motherboard - 66 - English Deleting RAID Volume If you want to delete a RAID volume, simply press <D> in the following window (Figure 9) and then use arrowkeys to select the RAID Volume and press <Enter> to confirm. Finally, when the "Are you sure to delete thisRAI...
Page 67 - Installing the RAID Drivers; My Computer
Appendix - 67 - English Installing the RAID Drivers To install Windows 2000/XP onto a Serial ATA hard disk sucessfully, you need to install required driver forthe SATA controller on your motherboard during OS installation. Without the driver, the hard disk may not berecognized during the Windows set...
Page 68 - Line Out; Speaker Configuration; tab and select the; -channel mode for stereo speaker output; check; Channel Audio Setup; on the lower right hand taskbar. Click
GA-8S648FX-775(-C) Motherboard - 68 - English 4-1-5 2 / 4 / 6 Channel Audio Function Introduction Line Out The following setup is for Windows 98SE/2000/ME/XP. Please follow the steps below to enable the function! STEP 1:Connect the stereo speakers or earphone to "Line Out." STEP 3:On the AC9...
Page 69 - Channel Analog Audio Output Mode
Appendix - 69 - English 4 Channel Analog Audio Output Mode Line Out Line In 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 70 - Basic 6 Channel Analog Audio Output Mode
GA-8S648FX-775(-C) Motherboard - 70 - English Basic 6 Channel Analog Audio Output Mode Line Out Line In MIC In Use the back audio panel to connect the audio outputwithout any additional module.STEP 1 :Connect the front channels to "Line Out",the rearchannels to "Line In", and the Cen...
Page 72 - Basic & Advanced 6 Channel Analog Audio Output Mode Notes:
GA-8S648FX-775(-C) Motherboard - 72 - 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 Config...
Page 74 - Troubleshooting; AMI BIOS Beep Codes
GA-8S648FX-775(-C) Motherboard - 74 - 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 http://www.gigabyte.com.tw Question 1: I cannot see some options that were included in previous ...
