Manual
Page 1
GA-EP43-UD3L/ GA-EP43-US3L LGA775 socket motherboard for Intel® CoreTM processor family/ Intel® Pentium® processor family/Intel® Celeron® processor family User's Manual Rev. 1201 12ME-EP43UD3L-1201R
GA-EP43-UD3L/ GA-EP43-US3L LGA775 socket motherboard for Intel® CoreTM processor family/ Intel® Pentium® processor family/Intel® Celeron® processor family User's Manual Rev. 1201 12ME-EP43UD3L-1201R
Manual
Page 2
Motherboard GA-EP43-UD3L/GA-EP43-US3L Dec. 12, 2008 Motherboard GA-EP43-UD3L/ GA-EP43-US3L Dec. 12, 2008
Motherboard GA-EP43-UD3L/GA-EP43-US3L Dec. 12, 2008 Motherboard GA-EP43-UD3L/ GA-EP43-US3L Dec. 12, 2008
Manual
Page 3
...; For instructions on how to the specifications and features in this manual may be made by GIGABYTE without GIGABYTE's prior written permission. For product-related information, check on our website at: http://www.gigabyte.com.tw Identifying Your Motherboard Revision The revision number on our website. Example: Copyright © 2008 GIGA-BYTE TECHNOLOGY CO...
...; For instructions on how to the specifications and features in this manual may be made by GIGABYTE without GIGABYTE's prior written permission. For product-related information, check on our website at: http://www.gigabyte.com.tw Identifying Your Motherboard Revision The revision number on our website. Example: Copyright © 2008 GIGA-BYTE TECHNOLOGY CO...
Manual
Page 4
Table of Contents Box Contents ...6 OptionalItems...6 GA-EP43-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 OptionalItems...6 GA-EP43-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
...12CR1-1SPDIN-0*R) COM port cable (Part No. 12CF1-1CM001-3*R) LPT port cable (Part No. 12CF1-1LP001-0*R) - 6 - Box Contents GA-EP43-UD3L or GA-EP43-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 without notice. • The motherboard image is for reference only and the actual items shall...
...12CR1-1SPDIN-0*R) COM port cable (Part No. 12CF1-1CM001-3*R) LPT port cable (Part No. 12CF1-1LP001-0*R) - 6 - Box Contents GA-EP43-UD3L or GA-EP43-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 without notice. • The motherboard image is for reference only and the actual items shall...
Manual
Page 7
Only for GA-EP43-UD3L. Only for GA-EP43-US3L. - 7 - GA-EP43-UD3L/US3L Motherboard Layout GA-EP43-UD3L/US3L PHASE LED FDD KB_MS R_SPDIF COAXIAL R_USB_1 R_USB_2 R_USB_3 ATX_12V LGA775 CPU_FAN PWR_FAN ATX USB_LAN F_AUDIO SYS_FAN1 AUDIO Intel® P43 RTL8111C PCIEX1_1 PCIEX1_2 DDR2_1 ... M_BIOS BATTERY PCI1 CLR_CMOS PCI2 CI Intel® ICH10 SATA2_3 SATA2_0 SATA2_4 SATA2_ 1 JMicron 368 IDE SATA2_5 SATA2_2 F_USB1 F_PANEL PWR_LED COMA LPT F_USB2 "*" The GA-EP43-UD3L adopts All-Solid Capacitor design.
Only for GA-EP43-UD3L. Only for GA-EP43-US3L. - 7 - GA-EP43-UD3L/US3L Motherboard Layout GA-EP43-UD3L/US3L PHASE LED FDD KB_MS R_SPDIF COAXIAL R_USB_1 R_USB_2 R_USB_3 ATX_12V LGA775 CPU_FAN PWR_FAN ATX USB_LAN F_AUDIO SYS_FAN1 AUDIO Intel® P43 RTL8111C PCIEX1_1 PCIEX1_2 DDR2_1 ... M_BIOS BATTERY PCI1 CLR_CMOS PCI2 CI Intel® ICH10 SATA2_3 SATA2_0 SATA2_4 SATA2_ 1 JMicron 368 IDE SATA2_5 SATA2_2 F_USB1 F_PANEL PWR_LED COMA LPT F_USB2 "*" The GA-EP43-UD3L adopts All-Solid Capacitor design.
Manual
Page 9
... • Turning on the computer power during the installation process can become damaged as a motherboard, CPU or memory. If you are connected tightly and securely. • When handling the motherboard, avoid touching any installation steps or have it on top of an antistatic pad or within... are required for warranty validation. • Always remove the AC power by your hardware components are connected. • To prevent damage to the motherboard, do not have an ESD wrist strap, keep your hands dry and first touch a metal object to eliminate static electricity. • Prior to...
... • Turning on the computer power during the installation process can become damaged as a motherboard, CPU or memory. If you are connected tightly and securely. • When handling the motherboard, avoid touching any installation steps or have it on top of an antistatic pad or within... are required for warranty validation. • Always remove the AC power by your hardware components are connected. • To prevent damage to the motherboard, do not have an ESD wrist strap, keep your hands dry and first touch a metal object to eliminate static electricity. • Prior to...
Manual
Page 10
GA-EP43-UD3L/US3L Motherboard - 10 - 1-2 Product Specifications CPU Front Side Bus Chipset Memory Audio LAN ...® Pentium® Dual-Core processor/Intel® Celeron® processor in the LGA 775 package (Go to GIGABYTE's website for the latest CPU support list.) L2 cache varies with CPU 1600(O.C.)/1333/1066/800... 1) Dual channel memory architecture Support for DDR2 1200/1066/800/667 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 ...
GA-EP43-UD3L/US3L Motherboard - 10 - 1-2 Product Specifications CPU Front Side Bus Chipset Memory Audio LAN ...® Pentium® Dual-Core processor/Intel® Celeron® processor in the LGA 775 package (Go to GIGABYTE's website for the latest CPU support list.) L2 cache varies with CPU 1600(O.C.)/1333/1066/800... 1) Dual channel memory architecture Support for DDR2 1200/1066/800/667 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 ...
Manual
Page 12
GA-EP43-UD3L/US3L Motherboard - 12 - BIOS Unique Features Bundled Software Operating System Form Factor 2 x 8 Mbit flash Use of licensed AWARD BIOS Support for DualBIOSTM PnP 1.... CPU/System fan speed control function is supported will depend on the CPU/ System cooler you install. (Note 3) Available functions in EasyTune may differ by motherboard model.
GA-EP43-UD3L/US3L Motherboard - 12 - BIOS Unique Features Bundled Software Operating System Form Factor 2 x 8 Mbit flash Use of licensed AWARD BIOS Support for DualBIOSTM PnP 1.... CPU/System fan speed control function is supported will depend on the CPU/ System cooler you install. (Note 3) Available functions in EasyTune may differ by motherboard model.
Manual
Page 13
... do so according 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... frequency be inserted if oriented incorrectly. (Or you may occur. • Set the CPU host frequency in accordance with the CPU specifications. mended that the motherboard supports the CPU. (Go to GIGABYTE's website for the peripherals.
... do so according 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... frequency be inserted if oriented incorrectly. (Or you may occur. • Set the CPU host frequency in accordance with the CPU specifications. mended that the motherboard supports the CPU. (Go to GIGABYTE's website for the peripherals.
Manual
Page 14
... 4: Hold the CPU with the socket alignment keys) and gently insert the CPU into position. CPU Socket Lever Step 1: Completely raise the CPU socket lever. GA-EP43-UD3L/US3L Motherboard - 14 - Before installing the CPU, make sure to correctly install the CPU into its locked position. Align the CPU pin one marking (triangle) with..., 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. B.
... 4: Hold the CPU with the socket alignment keys) and gently insert the CPU into position. CPU Socket Lever Step 1: Completely raise the CPU socket lever. GA-EP43-UD3L/US3L Motherboard - 14 - Before installing the CPU, make sure to correctly install the CPU into its locked position. Align the CPU pin one marking (triangle) with..., 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. B.
Manual
Page 15
...for instructions on installing the cooler.) Step 5: After the installation, check the back of the CPU cooler to the CPU fan header (CPU_FAN) on the motherboard. Use extreme care when removing the CPU cooler because the thermal grease/tape between the CPU cooler and CPU may damage the CPU. - 15 - Step...picture above, the installation is to install.) Step 3: Place the cooler atop the CPU, aligning the four push pins through the pin holes on the motherboard. Push down each push pin. If the push pin is inserted as the example cooler.) Step 1: Apply an even and thin layer of thermal ...
...for instructions on installing the cooler.) Step 5: After the installation, check the back of the CPU cooler to the CPU fan header (CPU_FAN) on the motherboard. Use extreme care when removing the CPU cooler because the thermal grease/tape between the CPU cooler and CPU may damage the CPU. - 15 - Step...picture above, the installation is to install.) Step 3: Place the cooler atop the CPU, aligning the four push pins through the pin holes on the motherboard. Push down each push pin. If the push pin is inserted as the example cooler.) Step 1: Apply an even and thin layer of thermal ...
Manual
Page 16
GA-EP43-UD3L/US3L Motherboard - 16 - DS/SS - - - - DS/SS - - DS/SS Four Modules DS/SS DS.... After the memory is installed. 2. It is recommended that the motherboard supports the memory. Dual Channel mode cannot be used . (Go to GIGABYTE's website for optimum performance. Enabling Dual Channel memory mode will appear during... before you are unable 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. The four DDR2 memory sockets are divided into...
GA-EP43-UD3L/US3L Motherboard - 16 - DS/SS - - - - DS/SS - - DS/SS Four Modules DS/SS DS.... After the memory is installed. 2. It is recommended that the motherboard supports the memory. Dual Channel mode cannot be used . (Go to GIGABYTE's website for optimum performance. Enabling Dual Channel memory mode will appear during... before you are unable 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. The four DDR2 memory sockets are divided into...
Manual
Page 17
... , make sure to turn off the computer and unplug the power cord from the power outlet to prevent damage to install DDR2 DIMMs on this motherboard. As indicated in the picture on the left, place your memory modules in one direction. DDR2 DIMMs are not compatible to DDR DIMMs. Be sure...
... , make sure to turn off the computer and unplug the power cord from the power outlet to prevent damage to install DDR2 DIMMs on this motherboard. As indicated in the picture on the left, place your memory modules in one direction. DDR2 DIMMs are not compatible to DDR DIMMs. Be sure...
Manual
Page 18
...computer and unplug the power cord from the chassis back panel. 2. Secure the card's metal bracket to the chassis back panel with your operating system. GA-EP43-UD3L/US3L Motherboard - 18 - Carefully read the manual that supports your expansion card(s). 7. Locate an expansion slot that came with a screw. 5. Install the driver ... card. Remove the metal slot cover from the power outlet before you begin to install an expansion card: • Make sure the motherboard supports the expansion card. If necessary, go to BIOS Setup to correctly install your computer.
...computer and unplug the power cord from the chassis back panel. 2. Secure the card's metal bracket to the chassis back panel with your operating system. GA-EP43-UD3L/US3L Motherboard - 18 - Carefully read the manual that supports your expansion card(s). 7. Locate an expansion slot that came with a screw. 5. Install the driver ... card. Remove the metal slot cover from the power outlet before you begin to install an expansion card: • Make sure the motherboard supports the expansion card. If necessary, go to BIOS Setup to correctly install your computer.
Manual
Page 19
...Optical S/PDIF Out Connector This connector provides digital audio out to prevent an electrical short inside the cable connector. Before using this port for GA-EP43-UD3L. - 19 - The following describes the states of the LAN port LEDs. Hardware Installation Only for USB devices such as an ...data transmission or receiving 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 your device and then remove it ...
...Optical S/PDIF Out Connector This connector provides digital audio out to prevent an electrical short inside the cable connector. Before using this port for GA-EP43-UD3L. - 19 - The following describes the states of the LAN port LEDs. Hardware Installation Only for USB devices such as an ...data transmission or receiving 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 your device and then remove it ...
Manual
Page 20
... a headphone or 2-channel speaker. Microphones must be used to this audio jack to connect rear speakers in devices such as an optical drive, walkman, etc. GA-EP43-UD3L/US3L Motherboard - 20 -
... a headphone or 2-channel speaker. Microphones must be used to this audio jack to connect rear speakers in devices such as an optical drive, walkman, etc. GA-EP43-UD3L/US3L Motherboard - 20 -
Manual
Page 21
...) SPDIF_O 15) F_USB1/F_USB2 16) LPT 17) COMA 18) CI 19) CLR_CMOS 20) BATTERY 21) PHASE LED Read the following guidelines before turning on the motherboard. - 21 -
...) SPDIF_O 15) F_USB1/F_USB2 16) LPT 17) COMA 18) CI 19) CLR_CMOS 20) BATTERY 21) PHASE LED Read the following guidelines before turning on the motherboard. - 21 -
Manual
Page 22
... 3.3V -12V GND PS_ON(soft On/Off) GND GND GND -5V +5V +5V +5V (Only for 2x12-pinATX) GND (Only for 2x12-pin ATX) GA-EP43-UD3L/US3L Motherboard - 22 - If a power supply is used that can withstand high power consumption be used (500W or greater). Do not insert the power supply cable into...
... 3.3V -12V GND PS_ON(soft On/Off) GND GND GND -5V +5V +5V +5V (Only for 2x12-pinATX) GND (Only for 2x12-pin ATX) GA-EP43-UD3L/US3L Motherboard - 22 - If a power supply is used that can withstand high power consumption be used (500W or greater). Do not insert the power supply cable into...
Manual
Page 23
The motherboard supports CPU fan speed control, which requires the use of the cable is the ground wire). Do not place a jumper cap on the headers. 6) FDD (.... When connecting a fan cable, be sure to connect a floppy disk drive. Most fan headers possess a foolproof insertion design. 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 3-pin (SYS_FAN1) and a 4-pin (SYS_FAN2) system fan headers, and a 3-pin power fan header (PWR_FAN).
The motherboard supports CPU fan speed control, which requires the use of the cable is the ground wire). Do not place a jumper cap on the headers. 6) FDD (.... When connecting a fan cable, be sure to connect a floppy disk drive. Most fan headers possess a foolproof insertion design. 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 3-pin (SYS_FAN1) and a 4-pin (SYS_FAN2) system fan headers, and a 3-pin power fan header (PWR_FAN).