Manual
Page 1
GA-EP41-UD3L GA-EP41-US3L LGA775 socket motherboard for Intel® Core™ processor family/ Intel® Pentium® processor family/Intel® Celeron® processor family User's Manual Rev. 1003 12ME-EP41UD3L-1003R
GA-EP41-UD3L GA-EP41-US3L LGA775 socket motherboard for Intel® Core™ processor family/ Intel® Pentium® processor family/Intel® Celeron® processor family User's Manual Rev. 1003 12ME-EP41UD3L-1003R
Manual
Page 2
Motherboard GA-EP41-UD3L/GA-EP41-US3L Mar. 26, 2009 Motherboard GA-EP41-UD3L/ GA-EP41-US3L Mar. 26, 2009
Motherboard GA-EP41-UD3L/GA-EP41-US3L Mar. 26, 2009 Motherboard GA-EP41-UD3L/ GA-EP41-US3L Mar. 26, 2009
Manual
Page 3
... In order to the specifications and features in this product, GIGABYTE provides the following types of documentations: For quick set-up of GIGABYTE. For example, "REV: 1.0" means the revision of the motherboard is the property of the product, read the Quick Installation Guide... copyright laws and is 1.0. Changes to assist in the use GIGABYTE's unique features, read the User's Manual. For instructions on how to their respective owners. All rights reserved. Check your motherboard looks like this manual may be reproduced, copied, translated, transmitted...
... In order to the specifications and features in this product, GIGABYTE provides the following types of documentations: For quick set-up of GIGABYTE. For example, "REV: 1.0" means the revision of the motherboard is the property of the product, read the Quick Installation Guide... copyright laws and is 1.0. Changes to assist in the use GIGABYTE's unique features, read the User's Manual. For instructions on how to their respective owners. All rights reserved. Check your motherboard looks like this manual may be reproduced, copied, translated, transmitted...
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 ...
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 ...
Manual
Page 6
...-5*R) 2-port SATA power cable (Part No. 12CF1-2SERPW-0*R) S/PDIF In cable (Part No. 12CR1-1SPDIN-0*R) - 6 - The box contents are for reference only. Box Contents GA-EP41-UD3L or GA-EP41-US3L motherboard Motherboard driver disk User's Manual Quick Installation Guide One IDE cable Two SATA 3Gb/s cables I/O Shield • The box contents above are subject to change...
...-5*R) 2-port SATA power cable (Part No. 12CF1-2SERPW-0*R) S/PDIF In cable (Part No. 12CR1-1SPDIN-0*R) - 6 - The box contents are for reference only. Box Contents GA-EP41-UD3L or GA-EP41-US3L motherboard Motherboard driver disk User's Manual Quick Installation Guide One IDE cable Two SATA 3Gb/s cables I/O Shield • The box contents above are subject to change...
Manual
Page 7
GA-EP41-UD3L/US3L Motherboard Layout KB_MS Coaxial Optical ATX_12V LGA775 PHASE_LED CPU_FAN PWR_FAN LPT COM R_USB LAN USB F_AUDIO AUDIO SYS_FAN1 PCIEX1_1 PCIEX16 RTL8111C/D(L) PCIEX1_2 CODEC PCIEX1_3 SPDIF_O CD_IN PCI1 SPDIF_I PCI2 IT8718 PCI3 FDD DDR2_1 DDR2_2 DDR2_3 DDR2_4 Intel® G41 ATX GA-EP41-UD3L/ GA-EP41-US3L CLR_CMOS BATTERY Intel® ICH7 SATA2_0 SATA2_2 SYS_FAN2 SATA2_1 SATA2_3 IDE CI B_BIOS M_BIOS PWR_LED F_USB1 F_USB2 F_PANEL "*" The GA-EP41-UD3L adopts All-Solid Capacitor design. - 7 -
GA-EP41-UD3L/US3L Motherboard Layout KB_MS Coaxial Optical ATX_12V LGA775 PHASE_LED CPU_FAN PWR_FAN LPT COM R_USB LAN USB F_AUDIO AUDIO SYS_FAN1 PCIEX1_1 PCIEX16 RTL8111C/D(L) PCIEX1_2 CODEC PCIEX1_3 SPDIF_O CD_IN PCI1 SPDIF_I PCI2 IT8718 PCI3 FDD DDR2_1 DDR2_2 DDR2_3 DDR2_4 Intel® G41 ATX GA-EP41-UD3L/ GA-EP41-US3L CLR_CMOS BATTERY Intel® ICH7 SATA2_0 SATA2_2 SYS_FAN2 SATA2_1 SATA2_3 IDE CI B_BIOS M_BIOS PWR_LED F_USB1 F_USB2 F_PANEL "*" The GA-EP41-UD3L adopts All-Solid Capacitor design. - 7 -
Manual
Page 9
...system on an uneven surface. • Do not place the computer system in a high-temperature environment. • Turning on the motherboard, make sure the power supply voltage has been set according to the local voltage standard. • Before using the product, please ... problem related to wear an electrostatic discharge (ESD) wrist strap when handling electronic com- Chapter 1 Hardware Installation 1-1 Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can lead to damage to system components as well as physical harm to the user....
...system on an uneven surface. • Do not place the computer system in a high-temperature environment. • Turning on the motherboard, make sure the power supply voltage has been set according to the local voltage standard. • Before using the product, please ... problem related to wear an electrostatic discharge (ESD) wrist strap when handling electronic com- Chapter 1 Hardware Installation 1-1 Installation Precautions The motherboard contains numerous delicate electronic circuits and components which can lead to damage to system components as well as physical harm to the user....
Manual
Page 12
to install two memory modules, we suggest that you install them on the DDR2_1 and DDR2_3 sockets. (Go to GIGABYTE's website for Microsoft® Windows® Vista/XP w ATX Form Factor; 30.5cm x 21.0cm (Note 1) Due to Windows Vista/XP 32-bit operating system ... unable to be installed, we suggest that you install it on the CPU/system cooler you install. (Note 4) Available functions in EasyTune may differ by motherboard model.
to install two memory modules, we suggest that you install them on the DDR2_1 and DDR2_3 sockets. (Go to GIGABYTE's website for Microsoft® Windows® Vista/XP w ATX Form Factor; 30.5cm x 21.0cm (Note 1) Due to Windows Vista/XP 32-bit operating system ... unable to be installed, we suggest that you install it on the CPU/system cooler you install. (Note 4) Available functions in EasyTune may differ by motherboard model.
Manual
Page 13
... the surface of the CPU. • Do not turn on the computer if the CPU cooler is not recommended that the motherboard supports the CPU. (Go to GIGABYTE's website for the latest CPU support list.) • Always turn off the computer and unplug the power cord from the power... to your hardware specifications including the CPU, graphics card, memory, hard drive, etc. 1-3-1 Installing the CPU A. Locate the alignment keys on the motherboard CPU socket and the notches on the CPU - 13 - The CPU cannot be set the frequency beyond hardware specifications since it does not meet the...
... the surface of the CPU. • Do not turn on the computer if the CPU cooler is not recommended that the motherboard supports the CPU. (Go to GIGABYTE's website for the latest CPU support list.) • Always turn off the computer and unplug the power cord from the power... to your hardware specifications including the CPU, graphics card, memory, hard drive, etc. 1-3-1 Installing the CPU A. Locate the alignment keys on the motherboard CPU socket and the notches on the CPU - 13 - The CPU cannot be set the frequency beyond hardware specifications since it does not meet the...
Manual
Page 14
..., always replace the protective socket cover when the CPU is properly inserted, replace the load plate and push the CPU socket lever back into the motherboard CPU socket. Before installing the CPU, make sure to correctly install the CPU into its locked position.
..., always replace the protective socket cover when the CPU is properly inserted, replace the load plate and push the CPU socket lever back into the motherboard CPU socket. Before installing the CPU, make sure to correctly install the CPU into its locked position.
Manual
Page 15
... even and thin layer of thermal grease on the surface of the installed CPU. Step 6: Finally, attach the power connector of the motherboard. Hardware Installation Use extreme care when removing the CPU cooler because the thermal grease/tape between the CPU cooler and CPU may damage the...pins are joined closely. (Refer to your CPU cooler installation manual for instructions on the motherboard. 1-3-2 Installing the CPU Cooler Follow the steps below to correctly install the CPU cooler on the motherboard. (The following procedure uses Intel® boxed cooler as the picture above shows, the...
... even and thin layer of thermal grease on the surface of the installed CPU. Step 6: Finally, attach the power connector of the motherboard. Hardware Installation Use extreme care when removing the CPU cooler because the thermal grease/tape between the CPU cooler and CPU may damage the...pins are joined closely. (Refer to your CPU cooler installation manual for instructions on the motherboard. 1-3-2 Installing the CPU Cooler Follow the steps below to correctly install the CPU cooler on the motherboard. (The following procedure uses Intel® boxed cooler as the picture above shows, the...
Manual
Page 16
....) • Always turn off the computer and unplug the power cord from the power outlet before installing the memory to GIGABYTE's website for optimum performance. 3. Enabling Dual Channel memory mode will automatically detect the specifications and capacity of the same capacity...Installing the Memory Read the following guidelines before you begin to insert the memory, switch the direction. 1-4-1 Dual Channel Memory Configuration This motherboard provides four DDR2 memory sockets and supports Dual Channel Technology. A memory module can be populated and remain in Flex Memory Mode will ...
....) • Always turn off the computer and unplug the power cord from the power outlet before installing the memory to GIGABYTE's website for optimum performance. 3. Enabling Dual Channel memory mode will automatically detect the specifications and capacity of the same capacity...Installing the Memory Read the following guidelines before you begin to insert the memory, switch the direction. 1-4-1 Dual Channel Memory Configuration This motherboard provides four DDR2 memory sockets and supports Dual Channel Technology. A memory module can be populated and remain in Flex Memory Mode will ...
Manual
Page 17
... into the memory socket. Spread the retaining clips at both ends of the memory module. Follow the steps below to install DDR2 DIMMs on this motherboard. 1-4-2 Installing a Memory Before installing a memory module, make sure to turn off the computer and unplug the power cord from the power outlet to prevent damage...
... into the memory socket. Spread the retaining clips at both ends of the memory module. Follow the steps below to install DDR2 DIMMs on this motherboard. 1-4-2 Installing a Memory Before installing a memory module, make sure to turn off the computer and unplug the power cord from the power outlet to prevent damage...
Manual
Page 18
... turn off the computer and unplug the power cord from the power outlet before you begin to install an expansion card: • Make sure the motherboard supports the expansion card. After installing all expansion cards, replace the chassis cover(s). 6. Secure the card's metal bracket to the chassis back panel with your...
... turn off the computer and unplug the power cord from the power outlet before you begin to install an expansion card: • Make sure the motherboard supports the expansion card. After installing all expansion cards, replace the chassis cover(s). 6. Secure the card's metal bracket to the chassis back panel with your...
Manual
Page 19
... supports the USB 2.0/1.1 specification. The parallel port is occurring • When removing the cable connected to a back panel connector, first remove the cable from the motherboard. • When removing the cable, pull it side to side to an external audio system that supports digital coaxial audio. Hardware Installation 1-6 Back Panel Connectors...
... supports the USB 2.0/1.1 specification. The parallel port is occurring • When removing the cable connected to a back panel connector, first remove the cable from the motherboard. • When removing the cable, pull it side to side to an external audio system that supports digital coaxial audio. Hardware Installation 1-6 Back Panel Connectors...
Manual
Page 21
..., make sure your devices are compliant with the connectors you wish to connect. • Before installing the devices, be sure to the connector on the motherboard. - 21 - Hardware Installation Unplug the power cord from the power outlet to prevent damage to the devices. • After installing the device and before connecting...
..., make sure your devices are compliant with the connectors you wish to connect. • Before installing the devices, be sure to the connector on the motherboard. - 21 - Hardware Installation Unplug the power cord from the power outlet to prevent damage to the devices. • After installing the device and before connecting...
Manual
Page 22
... power supply cable into pins under the protective cover when using a 2x12 power supply, remove the protective cover from the main power connector on the motherboard. The power connector possesses a foolproof design. If the 12V power connector is not connected, the computer will not start. • To meet expansion requirements, it...
... power supply cable into pins under the protective cover when using a 2x12 power supply, remove the protective cover from the main power connector on the motherboard. The power connector possesses a foolproof design. If the 12V power connector is not connected, the computer will not start. • To meet expansion requirements, it...
Manual
Page 23
...correct orientation (the black connector wire is the ground wire). The pin 1 of the connector and the floppy disk drive cable. The motherboard supports CPU fan speed control, which requires the use of floppy disk drives supported are not configuration jumper blocks. Definition 1 GND 1 ...Be sure to connect fan cables to the fan headers to prevent your CPU and system from overheating. 3/4/5) CPU_FAN/SYS_FAN1/SYS_FAN2/PWR_FAN (Fan Headers) The motherboard has a 4-pin CPU fan header (CPU_FAN), a 4-pin (SYS_FAN2) and a 3-pin (SYS_FAN1) system fan headers, and a 3-pin power fan ...
...correct orientation (the black connector wire is the ground wire). The pin 1 of the connector and the floppy disk drive cable. The motherboard supports CPU fan speed control, which requires the use of floppy disk drives supported are not configuration jumper blocks. Definition 1 GND 1 ...Be sure to connect fan cables to the fan headers to prevent your CPU and system from overheating. 3/4/5) CPU_FAN/SYS_FAN1/SYS_FAN2/PWR_FAN (Fan Headers) The motherboard has a 4-pin CPU fan header (CPU_FAN), a 4-pin (SYS_FAN2) and a 3-pin (SYS_FAN1) system fan headers, and a 3-pin power fan ...
Manual
Page 27
...audio cable that came with your chassis provides an AC'97 front panel audio module, refer to the instructions on each wire instead of the motherboard header. Definition Pin No. Pin No. Hardware Installation If your optical drive to Chapter 5, "Configuring 2/4/5.1/7.1-Channel Audio." • Some chassis...front panel audio header supports Intel High Definition audio (HD) and AC'97 audio. Incorrect connection between the module connector and the motherboard header will be present on both of the front and back panel audio connections simultaneously. For HD Front Panel Audio: For AC...
...audio cable that came with your chassis provides an AC'97 front panel audio module, refer to the instructions on each wire instead of the motherboard header. Definition Pin No. Pin No. Hardware Installation If your optical drive to Chapter 5, "Configuring 2/4/5.1/7.1-Channel Audio." • Some chassis...front panel audio header supports Intel High Definition audio (HD) and AC'97 audio. Incorrect connection between the module connector and the motherboard header will be present on both of the front and back panel audio connections simultaneously. For HD Front Panel Audio: For AC...
Manual
Page 28
... dealer. Pin No. For information about connecting the S/PDIF digital audio cable, carefully read the manual for digital audio output from your motherboard to your graphics card if you wish to connect an HDMI display to the graphics card and have digital audio output from your expansion ...- 14) SPDIF_I (S/PDIF In Header, Red) This header supports digital S/PDIF In and can connect to use a S/PDIF digital audio cable for your motherboard to certain expansion cards like graphics cards and sound cards. For example, some graphics cards may require you to an audio device that supports digital...
... dealer. Pin No. For information about connecting the S/PDIF digital audio cable, carefully read the manual for digital audio output from your motherboard to your graphics card if you wish to connect an HDMI display to the graphics card and have digital audio output from your expansion ...- 14) SPDIF_I (S/PDIF In Header, Red) This header supports digital S/PDIF In and can connect to use a S/PDIF digital audio cable for your motherboard to certain expansion cards like graphics cards and sound cards. For example, some graphics cards may require you to an audio device that supports digital...