Manual
Page 4
Table of Contents Box Contents...6 Optional Items...6 GA-EP41-UD3L/US3L Motherboard Layout 7 Block Diagram...8 Chapter 1 Hardware Installation 9 1-1 Installation Precautions 9 1-2 Product Specifications 10 1-3 Installing the CPU and CPU Cooler 13 1-3-1 Installing the CPU 13 1-3-2 Installing the CPU Cooler 15 1-4 Installing the Memory 16 1-4-1 Dual Channel Memory Configuration 16 1-4-2 Installing a Memory 17 1-5 Installing an Expansion Card 18 1-6 Back...
Table of Contents Box Contents...6 Optional Items...6 GA-EP41-UD3L/US3L Motherboard Layout 7 Block Diagram...8 Chapter 1 Hardware Installation 9 1-1 Installation Precautions 9 1-2 Product Specifications 10 1-3 Installing the CPU and CPU Cooler 13 1-3-1 Installing the CPU 13 1-3-2 Installing the CPU Cooler 15 1-4 Installing the Memory 16 1-4-1 Dual Channel Memory Configuration 16 1-4-2 Installing a Memory 17 1-5 Installing an Expansion Card 18 1-6 Back...
Manual
Page 8
Block Diagram PCIe CLK (100 MHz) 1 PCI Express x16 PCI Express x16 LAN RJ45 RTL8111C/D(L) x1 PCI Express Bus 3 PCI Express x1 x1 x1 x1 PCIe CLK (100 MHz) PCI Bus LGA775 Processor CPU CLK+/(333/266/200 MHz) Host Interface Intel® G41 DDR2 800/667 MHz Dual Channel Memory GMCH CLK (333/266/200 MHz) Intel® ICH7 CODEC Dual BIOS ATA-100/66/33 IDE Channel 4 SATA 3Gb/s 8 USB Ports IT8718 Floppy LPT Port COM Port PS/2 KB/Mouse Surround Speaker Out Center/Subwoofer Speaker Out Side Speaker Out MIC Line Out Line In S/PDIF In S/ PDIF Out 3 PCI PCI CLK (33 MHz) - 8 -
Block Diagram PCIe CLK (100 MHz) 1 PCI Express x16 PCI Express x16 LAN RJ45 RTL8111C/D(L) x1 PCI Express Bus 3 PCI Express x1 x1 x1 x1 PCIe CLK (100 MHz) PCI Bus LGA775 Processor CPU CLK+/(333/266/200 MHz) Host Interface Intel® G41 DDR2 800/667 MHz Dual Channel Memory GMCH CLK (333/266/200 MHz) Intel® ICH7 CODEC Dual BIOS ATA-100/66/33 IDE Channel 4 SATA 3Gb/s 8 USB Ports IT8718 Floppy LPT Port COM Port PS/2 KB/Mouse Surround Speaker Out Center/Subwoofer Speaker Out Side Speaker Out MIC Line Out Line In S/PDIF In S/ PDIF Out 3 PCI PCI CLK (33 MHz) - 8 -
Manual
Page 9
... the power supply has been turned off. • Before turning on the computer power during the installation process can become damaged as a motherboard, CPU or memory. ponents such as a result of electrostatic discharge (ESD). If you are uncertain about any metal leads or connectors. • It is best to installation, do...
... the power supply has been turned off. • Before turning on the computer power during the installation process can become damaged as a motherboard, CPU or memory. ponents such as a result of electrostatic discharge (ESD). If you are uncertain about any metal leads or connectors. • It is best to installation, do...
Manual
Page 10
...Chipset South Bridge: Intel® ICH7 4 x 1.8V DDR2 DIMM sockets supporting up to 8 GB of system memory (Note 1) Dual channel memory architecture (Note 2) Support for DDR2 800/667 MHz memory modules (Go to GIGABYTE's website for the latest memory support list.) Realtek ALC888 codec High Definition Audio 2/4/5.1/7.1-channel Support for S/PDIF In/Out Support for...drive Integrated in the South Bridge Up to 8 USB 2.0/1.1 ports (4 on the back panel, 4 via the USB brackets connected to the internal USB headers) "*" The GA-EP41-UD3L adopts All-Solid Capacitor design. Hardware Installation - 10 -
...Chipset South Bridge: Intel® ICH7 4 x 1.8V DDR2 DIMM sockets supporting up to 8 GB of system memory (Note 1) Dual channel memory architecture (Note 2) Support for DDR2 800/667 MHz memory modules (Go to GIGABYTE's website for the latest memory support list.) Realtek ALC888 codec High Definition Audio 2/4/5.1/7.1-channel Support for S/PDIF In/Out Support for...drive Integrated in the South Bridge Up to 8 USB 2.0/1.1 ports (4 on the back panel, 4 via the USB brackets connected to the internal USB headers) "*" The GA-EP41-UD3L adopts All-Solid Capacitor design. Hardware Installation - 10 -
Manual
Page 12
Hardware Installation - 12 - to GIGABYTE's website for the latest memory support list.) (Note 3) Whether the CPU/system fan speed control function is supported will depend on the DDR2_1 or DDR2_3 socket; BIOS Unique Features Bundled ... w ATX Form Factor; 30.5cm x 21.0cm (Note 1) Due to Windows Vista/XP 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB. (Note 2) Because of chipset limitations, to avoid the system being unable to start or the...
Hardware Installation - 12 - to GIGABYTE's website for the latest memory support list.) (Note 3) Whether the CPU/system fan speed control function is supported will depend on the DDR2_1 or DDR2_3 socket; BIOS Unique Features Bundled ... w ATX Form Factor; 30.5cm x 21.0cm (Note 1) Due to Windows Vista/XP 32-bit operating system limitation, when more than 4 GB of physical memory is installed, the actual memory size displayed will be less than 4 GB. (Note 2) Because of chipset limitations, to avoid the system being unable to start or the...
Manual
Page 13
.... If you wish to set beyond the standard specifications, please do so according to your hardware specifications including the CPU, graphics card, memory, hard drive, etc. 1-3-1 Installing the CPU A. The CPU cannot be set the frequency beyond hardware specifications since it does not meet...CPU socket and the notches on the computer if the CPU cooler is not recommended that the motherboard supports the CPU. (Go to GIGABYTE's website for the peripherals. Hardware Installation 1-3 Installing the CPU and CPU Cooler Read the following guidelines before installing the CPU to prevent...
.... If you wish to set beyond the standard specifications, please do so according to your hardware specifications including the CPU, graphics card, memory, hard drive, etc. 1-3-1 Installing the CPU A. The CPU cannot be set the frequency beyond hardware specifications since it does not meet...CPU socket and the notches on the computer if the CPU cooler is not recommended that the motherboard supports the CPU. (Go to GIGABYTE's website for the peripherals. Hardware Installation 1-3 Installing the CPU and CPU Cooler Read the following guidelines before installing the CPU to prevent...
Manual
Page 16
...SS SS (SS=Single-Sided, DS=Double-Sided, "- -"=No Memory) DDR2_1 DDR2_2 DDR2_3 DDR2_4 Due to GIGABYTE's website for optimum performance. 3. Dual Channel mode cannot be used . (Go to GIGABYTE's website for the latest memory support list.) • Always turn off the computer and unplug the... power cord from the power outlet before installing the memory to prevent hardware damage. • Memory modules have a foolproof design. When enabling Dual...
...SS SS (SS=Single-Sided, DS=Double-Sided, "- -"=No Memory) DDR2_1 DDR2_2 DDR2_3 DDR2_4 Due to GIGABYTE's website for optimum performance. 3. Dual Channel mode cannot be used . (Go to GIGABYTE's website for the latest memory support list.) • Always turn off the computer and unplug the... power cord from the power outlet before installing the memory to prevent hardware damage. • Memory modules have a foolproof design. When enabling Dual...
Manual
Page 17
... edge of the socket will snap into the memory socket. Step 2: The clips at both ends of the memory, push down on the memory and insert it can only fit in the memory sockets. Hardware Installation Place the memory module on this motherboard. As indicated in the... clips at both ends of the memory module. Notch DDR2 DIMM A DDR2 memory module has a notch, so it vertically into place when the memory module is securely inserted. - 17 - Step 1: Note the orientation of the memory socket. 1-4-2 Installing a Memory Before installing a memory module, make sure to turn off...
... edge of the socket will snap into the memory socket. Step 2: The clips at both ends of the memory, push down on the memory and insert it can only fit in the memory sockets. Hardware Installation Place the memory module on this motherboard. As indicated in the... clips at both ends of the memory module. Notch DDR2 DIMM A DDR2 memory module has a notch, so it vertically into place when the memory module is securely inserted. - 17 - Step 1: Note the orientation of the memory socket. 1-4-2 Installing a Memory Before installing a memory module, make sure to turn off...
Manual
Page 34
...; F11: Save CMOS to BIOS This function allows you to save the current BIOS settings to load the BIOS settings from BIOS If your CPU, memory, etc. Standard CMOS Features Use this menu to configure the system time and date, hard drive types, floppy disk drive types, and the type...
...; F11: Save CMOS to BIOS This function allows you to save the current BIOS settings to load the BIOS settings from BIOS If your CPU, memory, etc. Standard CMOS Features Use this menu to configure the system time and date, hard drive types, floppy disk drive types, and the type...
Manual
Page 35
Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory and reduce the useful life of these components. This page is dependent on your overall system configurations. If ... Frequency (Mhz) >>>>> Advanced Clock Control [Disabled] 266 [Auto] ******** DRAM Performance Control ******** Performance Enhance [Standard] (G)MCH Frequency Latch [Auto] System Memory Multiplier (SPD) [Auto] Memory Frequency (Mhz) 667 667 DRAM Timing Selectable (SPD) [Auto] >>>>> Standard Timing Control Move Enter: Select F5: Previous Values +/-/PU/PD: Value F10...
Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory and reduce the useful life of these components. This page is dependent on your overall system configurations. If ... Frequency (Mhz) >>>>> Advanced Clock Control [Disabled] 266 [Auto] ******** DRAM Performance Control ******** Performance Enhance [Standard] (G)MCH Frequency Latch [Auto] System Memory Multiplier (SPD) [Auto] Memory Frequency (Mhz) 667 667 DRAM Timing Selectable (SPD) [Auto] >>>>> Standard Timing Control Move Enter: Select F5: Previous Values +/-/PU/PD: Value F10...
Manual
Page 36
... the current operating CPU frequency. ******** Clock Chip Control Standard Clock Control CPU Host Clock Control Enables or disables the control of the graphics chip and memory. The adjustable range is present only if a CPU with the CPU specifications. Standard Lets the system operate at its basic performance level. (Default) Turbo Lets...
... the current operating CPU frequency. ******** Clock Chip Control Standard Clock Control CPU Host Clock Control Enables or disables the control of the graphics chip and memory. The adjustable range is present only if a CPU with the CPU specifications. Standard Lets the system operate at its basic performance level. (Default) Turbo Lets...
Manual
Page 37
.... >>>>> Standard Timing Control CAS Latency Time Options are : Auto (default), 1~15. BIOS Setup System Memory Multiplier (SPD) Allows you to memory SPD data. (Default: Auto) Memory Frequency (Mhz) The first memory frequency value is automatically adjusted according to the fixed frequency. tRP Options are : Auto (default), 3~7. ...Auto sets memory multiplier according to fix the chipset frequency at system bootup. tRCD Options are dependent on CPU FSB and the...
.... >>>>> Standard Timing Control CAS Latency Time Options are : Auto (default), 1~15. BIOS Setup System Memory Multiplier (SPD) Allows you to memory SPD data. (Default: Auto) Memory Frequency (Mhz) The first memory frequency value is automatically adjusted according to the fixed frequency. tRP Options are : Auto (default), 3~7. ...Auto sets memory multiplier according to fix the chipset frequency at system bootup. tRCD Options are dependent on CPU FSB and the...
Manual
Page 39
Auto Lets the BIOS decide whether to enhance memory compatibility. DIMM1 Clock Skew Control Options are : Auto (default), +8~-7. - 39 - Enabled Enables this function to enable this function. (Default) Disabled Disables this ...Auto (default), +800ps~-700ps. DIMM2 Clock Skew Control Options are : Auto (default), 1~15. DDR Write Training Allows you to determine whether to fine-tune memory parameters to enhance memory compatibility. Trd2wr(Same/Diff Rank) Options are : Auto (default), +8~-7. Data Driving Pull-Up Level Options are : Auto (default), 1~15. Twr2rd(Different Rank...
Auto Lets the BIOS decide whether to enhance memory compatibility. DIMM1 Clock Skew Control Options are : Auto (default), +8~-7. - 39 - Enabled Enables this function to enable this function. (Default) Disabled Disables this ...Auto (default), +800ps~-700ps. DIMM2 Clock Skew Control Options are : Auto (default), 1~15. DDR Write Training Allows you to determine whether to fine-tune memory parameters to enhance memory compatibility. Trd2wr(Same/Diff Rank) Options are : Auto (default), +8~-7. Data Driving Pull-Up Level Options are : Auto (default), 1~15. Twr2rd(Different Rank...
Manual
Page 41
... } IDE Channel 3 Master } IDE Channel 3 Slave [None] [None] [None] [None] [None] [None] Drive A Floppy 3 Mode Support [1.44M, 3.5"] [Disabled] Halt On [All, But Keyboard] Base Memory Extended Memory Total Memory 640K 510M 512M Move Enter: Select F5: Previous Values +/-/PU/PD: Value F10: Save F6: Fail-Safe Defaults ESC: Exit F1: General Help F7...
... } IDE Channel 3 Master } IDE Channel 3 Slave [None] [None] [None] [None] [None] [None] Drive A Floppy 3 Mode Support [1.44M, 3.5"] [Disabled] Halt On [All, But Keyboard] Base Memory Extended Memory Total Memory 640K 510M 512M Move Enter: Select F5: Previous Values +/-/PU/PD: Value F10: Save F6: Fail-Safe Defaults ESC: Exit F1: General Help F7...
Manual
Page 42
... to None. Floppy 3 Mode Support Allows you do not install a floppy disk drive, set this item to the information on the system. Memory These fields are read-only and are : None, 360K/5.25", 1.2M/5.25", 720K/3.5", 1.44M/3.5", 2.88M/3.5". Typically, 640 KB will stop... the system will be reserved for all other errors. The following fields display your system. Capacity Approximate capacity of extended memory. Head Number of memory installed on the hard drive. Options are: Disabled (default), Drive A. All Errors Whenever the BIOS detects a non-...
... to None. Floppy 3 Mode Support Allows you do not install a floppy disk drive, set this item to the information on the system. Memory These fields are read-only and are : None, 360K/5.25", 1.2M/5.25", 720K/3.5", 1.44M/3.5", 2.88M/3.5". Typically, 640 KB will stop... the system will be reserved for all other errors. The following fields display your system. Capacity Approximate capacity of extended memory. Head Number of memory installed on the hard drive. Options are: Disabled (default), Drive A. All Errors Whenever the BIOS detects a non-...
Manual
Page 43
.../Second/Third Boot Device Specifies the boot order from the installed hard drives. Capability CPU Multi-Threading (Note) Limit CPUID Max. to 3 (Note) No-Execute Memory Protect (Note) CPU Enhanced Halt (C1E) (Note) C2/C2E State Support (Note) CPU Thermal Monitor 2(TM2) (Note) CPU EIST Function (Note) Virtualization Technology (Note) Delay...
.../Second/Third Boot Device Specifies the boot order from the installed hard drives. Capability CPU Multi-Threading (Note) Limit CPUID Max. to 3 (Note) No-Execute Memory Protect (Note) CPU Enhanced Halt (C1E) (Note) C2/C2E State Support (Note) CPU Thermal Monitor 2(TM2) (Note) CPU EIST Function (Note) Virtualization Technology (Note) Delay...
Manual
Page 44
... function may enhance protection for Windows XP operating system; Depending on CPU loading, Intel EIST technology can function as Windows NT4.0. (Default: Disabled) No-Execute Memory Protect (Note) Enables or disables Intel Execute Disable Bit function. Enabled Enables all CPU cores and multi-threading function when using an Intel CPU that...
... function may enhance protection for Windows XP operating system; Depending on CPU loading, Intel EIST technology can function as Windows NT4.0. (Default: Disabled) No-Execute Memory Protect (Note) Enables or disables Intel Execute Disable Bit function. Enabled Enables all CPU cores and multi-threading function when using an Intel CPU that...
Manual
Page 50
... - Note: When using this function. (Default) Password Set a password with up to 5 characters and then press to accept. Note: you install 32-bit Windows Vista; Memory The system returns to its last known awake state upon the return of the AC power, or the settings may not be powered on automatically...
... - Note: When using this function. (Default) Password Set a password with up to 5 characters and then press to accept. Note: you install 32-bit Windows Vista; Memory The system returns to its last known awake state upon the return of the AC power, or the settings may not be powered on automatically...
Manual
Page 61
... physical hard drive that allows you to the first and second SATA connectors, the hard drive on your system data and perform restoration of system memory • VESA compatible graphics card • Windows XP with Xpress Recovery cannot be restored using Xpress Recovery2. • USB hard drives are not supported. •...
... physical hard drive that allows you to the first and second SATA connectors, the hard drive on your system data and perform restoration of system memory • VESA compatible graphics card • Windows XP with Xpress Recovery cannot be restored using Xpress Recovery2. • USB hard drives are not supported. •...
Manual
Page 68
...hardware temperature, voltage and fan speed and set . Incorrectly doing overclock/overvoltage may result in damage to the hardware components such as CPU, chipset, and memory and reduce the useful life of EasyTune 6, or system instability or other unexpected results may differ by motherboard model. Available functions in Windows environment. Before... to take effect or click Default to restore to default values. The user-friendly EasyTune 6 interface also includes tabbed pages for these components. 4-3 EasyTune 6 GIGABYTE's EasyTune 6 is not supported.
...hardware temperature, voltage and fan speed and set . Incorrectly doing overclock/overvoltage may result in damage to the hardware components such as CPU, chipset, and memory and reduce the useful life of EasyTune 6, or system instability or other unexpected results may differ by motherboard model. Available functions in Windows environment. Before... to take effect or click Default to restore to default values. The user-friendly EasyTune 6 interface also includes tabbed pages for these components. 4-3 EasyTune 6 GIGABYTE's EasyTune 6 is not supported.