Instruction/ maintenance manual of the product GA-EP43T-UD3L Gigabyte
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GA-EP43T -UD3L LGA775 socket motherboard for Intel ® Core ™ processor family/ Intel ® Pentium ® processor family/Intel ® Celeron ® processor family User's Manual Rev .
Motherboard GA-EP43T -UD3L Apr . 30, 2009 Apr. 30, 2009 Motherboard GA-EP43T-UD3L.
Copyright © 2009 GIGA-BYTE TECHNOLOGY CO., L TD. All rights reserved. The trademarks mentioned in this manual are legally registered to their respective owners. Disclaimer Information in this manual is protected by copyright laws and is the property of GIGABYTE.
- 4 - T able of Contents Box Contents ................................................................................................................... 6 Optional Items ................................................................................
- 5 - Chapter 3 Drivers Installation ........................................................................................ 61 3-1 Installing Chipset Drivers ............................................................................... 61 3-2 Application Software .
- 6 - Box Contents GA-EP43T -UD3L motherboard Motherboard driver disk User's Manual Quick Installation Guide One IDE cable T wo SA T A 3Gb/s cables I/O Shield Optional Items Floppy disk drive cable (Part No. 12CF1-1FD001-7*R) 2-port USB 2.0 bracket (Part No.
- 7 - GA-EP43T -UD3L Motherboard Layout KB_MS R_SPDIF CPU_F AN PWR_F AN PHASE_LED LGA775 A TX GA-EP43T -UD3L CD_IN F_AUDIO AUDIO B_BIOS M_BIOS PCIEX16 PCIEX1_1 IDE SPDIF_O SPDIF_I CI DDR3_1 DDR3_3 DDR.
- 8 - Block Diagram PS/2 KB/Mouse 12 USB Ports LGA775 CPU Host Interface Intel ® P43 MCH CLK (400(O.C.)/333/266/200 MHz) DDR3 1600/1333/ 1066/800 MHz Intel ® ICH10 2 PCI PCI Bus Dual Channel Memory PCI CLK (33 MHz) PCIe CLK (100 MHz) PCI Express x16 IT8718 Floppy LPT Port CPU CLK+/- (400(O.
- 9 - Hardware Installation 1- 1 Installation Precautions Th e m ot her bo ar d c on ta in s n um er ou s d el ic at e e le ct ro ni c c ir cu it s a nd comp one nt s w hi ch can become damaged as a result of electrostatic discharge (ESD).
GA-EP43T -UD3L Motherboard - 10 - 1- 2 Product Specications CPU w Support for an Intel ® Core ™ 2 Extreme processor/ Intel ® Core ™ 2 Quad processor/Intel ® Core ™ 2 Duo processor/ Intel ® Pentium ® processor/Intel ® Celeron ® processor in the LGA775 package (Go to GIGABYTE's website for the latest CPU support list.
- 1 1 - Hardware Installation Internal Connectors w 1 x 24-pin A TX main power connector w 1 x 4-pin A TX 12V power connector w 1 x oppy disk drive connector w 1 x IDE connector w 6 x SA T A 3Gb/s .
GA-EP43T -UD3L Motherboard - 12 - BIOS w 2 x 8 Mbit ash w Use of licensed AW ARD BIOS w Support for DualBIOS ™ w PnP 1.0a, DMI 2.0, SM BIOS 2.4, ACPI 1.
- 13 - Hardware Installation 1-3 Installing the CPU and C PU C ooler Read the following guidelines before you begin to install the CPU: • Make sure that the motherboard supports the CPU. (Go to GIGABYTE's website for the latest CPU support list.
GA-EP43T -UD3L Motherboard - 14 - B. Follow the steps below to correctly install the CPU into the motherboard CPU socket. Before installing the CPU, make sure to turn off the computer and unplug the power cord from the power outlet to prevent damage to the CPU.
- 15 - Hardware Installation 1-3 -2 I nst all ing t he CPU Cool er Follow the steps below to correctly install the CPU cooler on the motherboard. (The following procedure uses Intel ® boxed cooler as the example cooler .) Step 1: Apply an even and thin layer of thermal grease on the surface of the installed CPU.
GA-EP43T -UD3L Motherboard - 16 - 1- 4 - 1 D ual Cha nne l Me mor y Con gur ati on Th i s m ot h e rb o ar d p r o vi d es fo u r D DR 3 m e mo r y s oc k e ts an d s u pp o rt s D u a l Ch a n ne l T ec h n ol o g y . Af t e r the memory is installed, the BIOS will automatically detect the specications and capacity of the memory.
- 17 - Hardware Installation 1- 4 -2 Inst all ing a M emo r y Notch A DDR3 memory module has a notch, so it can only t in one direction. Follow the steps below to correctly install your memory modules in the memory sockets. Step 1: Note the orienta tion of t he memor y module .
GA-EP43T -UD3L Motherboard - 18 - 1-5 Installing an Expansion Card Read the following guidelines before you begin to install an expansion card: • Make sure the motherboard supports the expansion card. Carefully read the manual that came with your expansion card.
- 19 - Hardware Installation 1-6 Back Panel Connectors PS/2 Keyboard and PS/2 Mouse Port Use the up per port ( green) to c onnect a P S/2 mouse and the low er port (p urple) to c onnect a P S/2 keyboard. Optical S/PDIF Out Connector This connector provides digital audio out to an external audio system that supports digital optical audio.
GA-EP43T -UD3L Motherboard - 20 - Center/Subwoofer Speaker Out Jack (Orange) Use this audio jack to connect center/subwoofer speakers in a 5.1/7.1-channel audio conguration. Rear Speaker Out Jack (Black) Use this audio jack to connect rear speakers in a 4/5.
- 21 - Hardware Installation 1- 7 Internal Connec tors 1 2 6 4 3 5 21 9 17 19 18 16 12 15 4 14 20 7 11 8 10 13 1) A TX_12V 2) A TX 3) CPU_FAN 4) SYS_FAN1/2 5) PWR_FAN 6) FDD 7) IDE 8) SA T A2_0/1/2/3/.
GA-EP43T -UD3L Motherboard - 22 - A TX_12V: A TX_12V 1 3 2 4 13 1 24 12 A TX A TX: Pin No. Denition 13 3.3V 14 -12V 15 GND 16 PS_ON (soft On/Off) 17 GND 18 GND 19 GND 20 -5V 21 +5V 22 +5V 23 +5V (O nly for 2x12-pi n A TX) 24 GN D ( Only for 2 x12-p in A TX) Pin No.
- 23 - Hardware Installation 3/4/5) CPU_F AN/SYS_F AN1/SYS_F AN2/PWR_F AN (Fan Headers) The motherboard has a 4-pin CPU fan header (CPU_F AN), a 4-pin (SYS_FAN2) and a 3-pin (SYS_F AN1) system fan headers, and a 3-pin power fan header (PWR_F AN). Most fan headers possess a foolproof insertion design.
GA-EP43T -UD3L Motherboard - 24 - 7) IDE (IDE Connector) The IDE connector supports up to two IDE devices such as hard drives and optical drives. Before attach- ing the IDE cable, locate the foolproof groove on the connector .
- 25 - Hardware Installation 9) PWR_LED (System Power LED Header) This h eader can be u sed to c onne ct a sys tem po wer LE D on the chass is to in dicat e syst em pow er status. The LED is on when the system is operating. The LED keeps blinking when the system is in S1 sleep state.
GA-EP43T -UD3L Motherboard - 26 - 1 1) F_P ANEL (Front Panel Header) Connect the power switch, reset switch, speaker and system status indicator on the chassis front panel to this header according to the pin assignments below . Note the positive and negative pins before con- necting the cables.
- 27 - Hardware Installation 12) F_AUDIO (Front Panel Audio Header) The front panel audio header supports Intel High Denition audio (HD) an d AC'97 audi o. Y ou may connect your chassis front panel audio module to this header. Make sure the wire assignments of the module con - nector match the pin assignments of the motherboard header.
GA-EP43T -UD3L Motherboard - 28 - Pin No. Denition 1 Power 2 SPDIFI 3 GND 14) SPDIF_I (S/PDIF In Header , Red) This header supports digital S/PDIF In and can connect to an audio device that supports digital audio out via an optional S/PDIF In cable.
- 29 - Hardware Installation 16) F_USB1/F_USB2 (USB Headers) The headers conform to USB 2.0/1.1 specication. Each USB header can provide two USB ports via an optional USB bracket. For purchasing the optional USB bracket, please contact the local dealer .
GA-EP43T -UD3L Motherboard - 30 - 18) COMA (Serial Port Header , White) The COMA header can provide one serial port via an optional COM port cable. For purchasing the op- tional COM port cable, please contact the local dealer .
- 31 - Hardware Installation 20) CLR_CMOS (Clearing CMOS Jumper) Use this jumper to clear the CMOS values (e.g. date information and BIOS congurations) and reset the CMOS values to factory defaults.
GA-EP43T -UD3L Motherboard - 32 -.
- 33 - BIOS Setup BIOS (Ba sic Inpu t and Out put Syst em) reco rds hard ware par ameters of the sy stem in t he CMOS o n the motherboard. Its major functions include conducting the Power-On Self-T est (POST) during system startup, saving sy stem param eters and l oading op erating sy stem, etc .
GA-EP43T -UD3L Motherboard - 34 - 2-1 Startup Screen The following screens may appear when the computer boots. A. The LOGO Screen (Default) B. The POST Screen Function Keys: <T AB>: POST SCREEN Press the <T ab> key to show the BIOS POST screen.
- 35 - BIOS Setup 2-2 The Main Menu Once you enter the BIOS Setup program, the Main Menu (as shown below) appears on the screen. Use ar- row keys to move among the items and press <Enter> to accept or enter a sub-menu.
GA-EP43T -UD3L Motherboard - 36 - The Functions of the <F1 1> and <F12> keys (For the Main Menu Only) F1 1: Save CMOS to BIOS This function allows you to save the current BIOS settings to a prole. Y ou can create up to 8 proles (Prole 1-8) and name each prole.
- 37 - BIOS Setup 2-3 MB Intelligent T weaker(M.I.T .) CMOS Setup Utility-Copyright (C) 1984-2009 A ward Software MB Intelligent T weaker(M.I.T .) Robust Graphics Booster [Auto] CPU Clock Ratio (Note) [10X] Fine CPU Clock Ratio (Note) [+0.0] CPU Frequency 2.
GA-EP43T -UD3L Motherboard - 38 - (Note) This item appears only if you install a CPU that supports this feature. Whether the system will work stably with the overclock/overvoltage settings you made is dependent on your overall system congurations.
- 39 - BIOS Setup (Note) This item appears only if you install a CPU that supports this feature. CPU Host Frequency (Mhz) Allows you to manually set the CP U host frequency . The adjustable range is from 100 MHz to 1 200 MHz. This item is congurable only if the CPU Host Clock Control option is enabled.
GA-EP43T -UD3L Motherboard - 40 - CPU Clock Drive Allows you to adjust the amplitude of the CPU and North Bridge clock. Options are: 700mV , 800mV (default), 900mV , 1000mV . PCI Express Clock Drive Allows you to adjust the amplitude of the PCI Express and North Bridge clock.
- 41 - BIOS Setup CMOS Setup Utility-Copyright (C) 1984-2009 A ward Software Advanced T iming Control higf : Move Enter: Select +/-/PU/PD: V alue F10: Save ESC: Exit F1: General Help F5: Previous V al.
GA-EP43T -UD3L Motherboard - 42 - CMOS Setup Utility-Copyright (C) 1984-2009 A ward Software Channel A/B Timing Settings higf : Move Enter: Select +/-/PU/PD: V alue F10: Save ESC: Exit F1: General Hel.
- 43 - BIOS Setup CMOS Setup Utility-Copyright (C) 1984-2009 A ward Software Channel A/B Driving Settings higf : Move Enter: Select +/-/PU/PD: V alue F10: Save ESC: Exit F1: General Help F5: Previous .
GA-EP43T -UD3L Motherboard - 44 - ******** Mother Board V oltage Control ******** >>> CPU Load-Line Calibration Enables or disables Load-Line Calibration. Enabling this feature adjusts Vdroop, keeping the CPU voltage more constant under light and heavy CPU load.
- 45 - BIOS Setup Date (mm:dd:yy) Sets the system date. The date format is week (read-only), month, date and year . Select the desired eld and use the up arrow or down arrow key to set the date. Time (hh:mm:ss) Sets the system time. For example, 1 p.
GA-EP43T -UD3L Motherboard - 46 - • Auto Lets BIOS automatically detect IDE/SA TA devices during the POST . (Default) • None If no IDE/SA T A devices are used, set this item to None so the system will skip the detection of the device during the POST for faster system startup.
- 47 - BIOS Setup (Note) This item is present only if you install a CPU that supports this feature. For more information about Intel CPUs' unique features, please visit Intel's website.
GA-EP43T -UD3L Motherboard - 48 - CPU Multi-Threading (Note) Allows you to determine whether to enable all CPU cores and multi-threading function when using an Intel CPU that supports multi-core technology . This feature only works for operating systems that support multi-processor mode.
- 49 - BIOS Setup Full Screen LOGO Show Allows you to determine whether to display the GIGABYTE Logo at system startup. Disabled displays normal POST message. (Default: Enabled) Backup BIOS Image to HDD Allows the system to copy the BIOS image le to the hard drive.
GA-EP43T -UD3L Motherboard - 50 - 2-6 Integrated Peripherals SA T A Port0-3 Native Mode Species the operating mode of the integrated SA T A controllers. Disabled Allows the SA T A controllers to operate in Legacy IDE mode. In Legacy mode the SA T A controllers use dedicated IRQs that cannot be shared with other device.
- 51 - BIOS Setup SMART LAN (LAN Cable Diagnostic Function) CMOS Setup Utility-Copyright (C) 1984-2009 A ward Software SMAR T LAN Start detecting at Port.
GA-EP43T -UD3L Motherboard - 52 - Onboard LAN Boot ROM Allows you to decide whether to activate the boot ROM integrated with the onboard LAN chip. (Default: Disabled) Onboard IDE Controller Enables or disables the integrated IDE controller .
- 53 - BIOS Setup ACPI Suspend T ype Species the ACPI sleep state when the system enters suspend. S1(POS) Enables the system to enter the ACPI S1 (Power on Suspend) sleep state. In S1 sleep state, the system appears suspended and stays in a low power mode.
GA-EP43T -UD3L Motherboard - 54 - (Note) Supported on Windows Vista operating system only . Resume by Alarm Determines whether to power on the system at a desired time. (Default: Disabled) If enabled, set the date and time as following: Date (of Month) Alarm: Turn on the system at a specic time on each day or on a specic day in a month.
- 55 - BIOS Setup PCI1 IRQ Assignment Auto BIOS auto-assigns IRQ to the rst PCI slot. (Default) 3,4,5,7,9,10,1 1,12,14,15 Assigns IRQ 3,4,5,7,9,10,1 1,12,14,15 to the rst PCI slot. PCI2 IRQ Assignment Auto BIOS auto-assigns IRQ to the second PCI slot.
GA-EP43T -UD3L Motherboard - 56 - Reset Case Open Status Keeps or clears the record of previous chassis intrusion status. Enabled clears the record of previous chassis intrusion status and the Case Opened eld will show "No" at next boot.
- 57 - BIOS Setup CPU Smart F AN Control Enables or disables the CPU fan speed control function. Auto lets the BIOS decide whether to enable this function. Enabled allows the CPU fan to run at different speed according to the CPU temperature. Y ou can adjust the fan speed with EasyTune based on system requirements.
GA-EP43T -UD3L Motherboard - 58 - Press <Enter> on this item and then press the <Y> key to load the safest BIOS default settings. In case system instability occurs, you may try to load Fail-Safe defaults, which are the safest and most stable BIOS settings for the motherboard.
- 59 - BIOS Setup Press <Enter> on this item and type the password with up to 8 characters and then press <Enter>. Y ou will be requested to conrm the password.
GA-EP43T -UD3L Motherboard - 60 - Press <Enter> on this item and press the <Y> key . This saves the changes to the CMOS and exits the BIOS Setup program.
- 61 - Drivers Installation 3-1 Installing Chipset Drivers Chapter 3 Drivers Installation • Before installing the drivers, rst install the operating system. • After installing the operating system, insert the motherboard driver disk into your optical drive.
GA-EP43T -UD3L Motherboard - 62 - 3-2 Application Software This page displays all the utilities and applications that GIGABYTE develops and some free software.
- 63 - Drivers Installation 3-4 Contact For the detailed contact information of the GIGABYTE T aiwan headquarter or worldwide branch ofces, click the URL on this page to link to the GIGABYTE website. 3-5 System This page provides the basic system information.
GA-EP43T -UD3L Motherboard - 64 - 3-6 Download Center T o update the BIO S, drivers, or applications, click the Download Ce nter button to link to t he GIGABYTE website.
- 65 - Unique Features 4-1 Xpress Recovery2 Chapter 4 Unique Features Xp r es s R e co v er y 2 i s a u ti l it y t h at a l l ow s y ou to q u ic k l y co m p re s s an d back up your system data and perform restoration of it.
GA-EP43T -UD3L Motherboard - 66 - Step 3: Wh e n pa r ti t io n in g y o ur h a rd d r i ve , m ak e s ur e t o leave unallocated space (10 GB or more is recom- mended; actual size requirements vary , depending on the amount of data) and begin the installation of the operating system.
- 67 - Unique Features D. Using the Restore Function in Xpress Recovery2 E. Removing the Backup F . Exiting Xpress Recovery2 Sel ec t RESTORE to re st or e th e ba ck up t o yo ur h ar d dr ive in case the system breaks down. The RESTORE option will not be present if no backup is created before.
GA-EP43T -UD3L Motherboard - 68 - 4-2 BIOS Update Utilities GI GA B YT E m ot h er b oa r ds p r ov i de t w o un i qu e B IO S u pd a te t o ol s , Q- F la s h ™ an d @ BI O S ™ . GI G AB Y TE Q-Flash and @BIOS are easy-to-use and allow you to update the BIOS without the need to enter MS-DOS mod e.
- 69 - Unique Features B. Updating the BIOS When updatin g the BIOS, ch oose the loc ation where t he BIOS le is saved. The followi ng procedure as - sumes that you save the BIOS le to a oppy disk. Step 1: 1. Insert the oppy disk containing the BIOS le into the oppy disk driv e.
GA-EP43T -UD3L Motherboard - 70 - CMOS Setup Utility-Copyright (C) 1984-2009 A ward Software Load Optimized Defaults MB Intelligent T weaker(M.I.T .
- 71 - Unique Features 4-2-2 Updating the BIOS with the @BIOS Utility A. Before Y ou Begin 1. In Windows, close all applications and TSR (T erminate and Stay Resident) programs.
GA-EP43T -UD3L Motherboard - 72 - 4-3 EasyT une 6 GIGABYTE's EasyTune 6 is a simple and easy-to-use interface that allows users to ne-tune their system settings or do overclock/overvoltage in Windows environment.
- 73 - Unique Features 4-4 Dynamic Energy Saver Advanced GIGABYTE Dynamic Energy Saver Advanced (Note 1) is a revolutionary technology that delivers unparalleled power savings with a click of the button.
GA-EP43T -UD3L Motherboard - 74 - B. T otal Mode In T otal Mode, users are able to see how much total power s avings they have accumulated in a set period of time since activating Dynamic Energy Saver Advanced for th e rst time (Note 4) .
- 75 - Unique Features 4-5 Q-Share Q-Share is an easy and convenient data sharing too l. After conguring your LAN connection settings and Q-Share, you are able to share your data with computers on the same network, making full use of Internet resources.
GA-EP43T -UD3L Motherboard - 76 - 4-6 Time Repair Based on the Microsoft Volume Shadow Copy Services technology, Time Repair allows you to quickly back up and restore your system data in the Windows Vista operating system. Time Repair supports NTFS le system and can restore system data on P A T A and SA T A hard drives.
- 77 - Appendix 5-1-1 Conguring 2/4/5.1/7.1-Channel Audio The motherboard provides six audi o jacks on the b ack pan el w hi ch s upp or t 2/ 4/ 5.1 /7 .1 -ch an ne l (Note) au dio . The picture to the right shows the default audio jack assignments.
GA-EP43T -UD3L Motherboard - 78 - Step 2: C o n n e c t a n a u d i o d e v i c e t o a n a u d i o j a c k . T h e T h e current connected device is dialog box appears. Select the de vice ac cord ing to t he typ e of dev ice yo u conn ect. Then click OK .
- 79 - Appendix 5-1-2 Conguring S/PDIF In/Out A. S/PDIF In The S/PDIF In cable (optional) allows you to input digital audio signals to the computer for audio processing. 1. Installing the S/PDIF In Cable: 2. Conguring S/PDIF In: On the Digital Input screen, click the Default Format tab to select the default format.
GA-EP43T -UD3L Motherboard - 80 - B. S/PDIF Out The S/PDIF Out jacks can transmit audio signals to an external decoder for decoding to get the best audio quality . 1. Connecting a S/PDIF Out Cable: 2. Conguring S/PDIF Out: On the Digital Output screen, click the Default Format tab and then select the sample rate and bit depth.
- 81 - Appendix 5-1-3 Conguring Microphone Recording Step 1: After installing the audio driver , the HD Audio Manager icon will appear in the notication area.
GA-EP43T -UD3L Motherboard - 82 - Step 4: T o r a is e t h e r e c o rd i n g a n d p l a yb a c k v o l u me fo r t h e microphone, click the Microphone Boost icon on the right of the Recor ding V olume slider and set the Microphone Boost level.
- 83 - Appendix Step 3: W h e n t h e S t e r e o M i x i t e m a p p e a r s , r i g h t - c l i c k o n this item and select Enable . Then set it as the default device. Step 4: Now you can access the HD Audio Manager to cong - ure Stereo Mix and use Sound Recorder to record the sound.
GA-EP43T -UD3L Motherboard - 84 - 5-2 T roubleshooting 5-2-1 Frequently Asked Questions T o read more FAQs for your motherboard, please go to the SupportMotherboardFAQ page on GIGABYTE's website. Q: In the BIOS Setup program, why are some BIOS options missing? A: Some advanced options are hidden in the BIOS Setup program.
- 85 - Appendix 5-2-2 T roubleshooting Procedure If you encounter any troubles during system startup, follow the troubleshooting procedure below to solve the problem. ST ART A Turn off the power . Remove all peripherals, connecting cables, and power cord etc.
GA-EP43T -UD3L Motherboard - 86 - If the proce dure above is una ble to solv e your p robl em, c onta ct the place of pur chas e or lo cal dealer for help. Or go to the Support&DownloadsT echnical Service Zone page to submit your question. Our customer service staff will reply you as soon as possible.
- 87 - Appendix 5-3 Regulatory Statements Regulatory Notices This document must not be copied without our written permission, and the conten ts there of must not be imparted to a third party nor be used for any unauthorized purpose. Contravention will be prosecuted.
GA-EP43T -UD3L Motherboard - 88 - Finally , we suggest that you practice other environmentally friendly actions by understanding and using the energy-saving features of this product (where applicable).
- 89 - Appendix.
GA-EP43T -UD3L Motherboard - 90 -.
- 91 - Appendix.
GA-EP43T -UD3L Motherboard - 92 -.
- 93 - Appendix.
GA-EP43T -UD3L Motherboard - 94 -.
- 95 - Appendix Contact Us • GIGA-BYTE TECHNOLOGY CO., L TD. Address: No.6, Bau Chiang Road, Hsin-Tien, T aipei 231, T aiwan TEL: +886-2-8912-4000 F AX: +886-2-8912-4003 T ech. and Non-T ech. Support (Sales/Marketing) : http://ggts.gigabyte.com.tw WEB address (English): http://www .
GA-EP43T -UD3L Motherboard - 96 - • G.B.T . TECHNOLOGY TRADING GMBH - Germany WEB address : http://www .gigabyte.de • G.B.T . TECH. CO., L TD. - U.K. WEB address : http://www .giga-byte.co.uk • Giga-Byte T echnology B.V . - The Netherlands WEB address : http://www .
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If you have not bought Gigabyte GA-EP43T-UD3L yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Gigabyte GA-EP43T-UD3L - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Gigabyte GA-EP43T-UD3L you will learn all the available features of the product, as well as information on its operation. The information that you get Gigabyte GA-EP43T-UD3L will certainly help you make a decision on the purchase.
If you already are a holder of Gigabyte GA-EP43T-UD3L, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Gigabyte GA-EP43T-UD3L.
However, one of the most important roles played by the user manual is to help in solving problems with Gigabyte GA-EP43T-UD3L. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Gigabyte GA-EP43T-UD3L along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
