Instruction/ maintenance manual of the product GA-A55M-DS2 Gigabyte
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GA-A55M-DS2 User's Manual Rev . 1001 1 2ME-A55MDS 2- 1 00 1R.
Motherboard GA-A55M-DS2 Aug. 26, 201 1 Aug. 26, 201 1 Motherboard GA-A55M-DS2.
Copyright © 201 1 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 GA -A 55M - DS2 M other board Layout ............................................................................... 5 GA -A 55M - DS2 M other board Blo ck Diag ram .............................................................
- 5 - GA-A55M - DS2 Motherboard Lay out Box Contents GA-A55M-DS2 motherboard Motherboard driver disk T wo SA T A cables User's Manual I/O Shield * The box contents above are for reference only and the actual items shall depend on the product package you obtain.
- 6 - GA-A55M - DS2 Motherboard Block Diagram UMI APU CLK+/- (100 MHz) DD R3 1 86 6/ 160 0/ 13 33 /1 06 6 MHz Dual Channel Memory PCI Express Bus PCIe CLK (100 MHz) 1 PCI Express x16 iTE IT8728 COM Port LPC Bus 1 PCI PCI Bus PCI CLK (33 MHz) Dual BIOS PS/2 KB/Mouse D-Sub LAN RJ45 x1 Realtek/Atheros GbE LAN x16 8 USB 2.
- 7 - 1- 1 Installation Precautions Th e mo th er boa rd cont ain s n um er ous deli ca te elect ro ni c ci rc ui ts and c omp on ent s w hi ch can become damaged as a result of electrostatic discharge (ESD).
- 8 - 1- 2 P roductSpe cications APU FM1 Socket: - AMD A series processors/AMD E2 series processors (Go to GIGABYTE's website for the latest APU support list.
- 9 - Internal Connectors 1 x APU fan header 1 x system fan header 1 x front panel header 1 x front panel audio header 1 x S/PDIF Out header 2 x USB 2.
- 10 - Bun dled Sof t ware Norton Internet Security (OEM version) Op erat ing System Support for Microsoft ® Windows 7/Vista/XP For m Factor Micro A TX Form Factor; 22.
- 1 1 - 1- 4 Installing the Memor y Due to APU limitations, read the following guidelines before installing the memory in Dual Channel mode. Dual Channel mode cannot be enabled if only one DDR3 memory module is installed. 1. When enabling Dual Channel mode with two memory modules, it is recommended that memory of 2.
- 12 - 1-6 S etupoftheAMDDualGr aphicsConguration (Note) Make sure the drivers for the Chipset, onboard graphics, and external graphics card are properly installed.
- 13 - 1- 7 Back Panel Con nec tors PS/2 Keyboard and PS/2 Mouse Port Use the upper port (green) to connect a PS/2 mouse and the lower port (purple) to connect a PS/2 keyboard. D-Sub Port (Note1) The D-Sub port supports a 15-pin D-Sub connector. Connect a monitor that supports D-Sub connection to this port.
- 14 - 1-8 I nternal Connec tors Read the following guidelines before connecting external devices: First make sure your devices are compliant with the connectors you wish to connect. • Befor e inst alli ng the d evice s, be s ure to t urn off th e devi ces an d your c ompu ter.
- 15 - DEBUG PORT G.QBOFM 13 1 24 12 A TX A TX: 1/2) A TX_12V/A TX(2x212VPowerConnectorand2x12MainPowerConnector) With the use of the power connector , the power supply can supply enough stable power to all the com- ponents on the motherboard.
- 16 - 3/4) CPU_F AN/SYS_F AN(FanHeaders) The motherboard has a 4-pin CPU fan header (CPU_FAN) and a 4-pin system fan header (SYS_F AN). Most fan headers possess a foolproof insertion design. When connecting a fan cable, be sure to connect it in the correct orientation (the black connector wire is the ground wire).
- 17 - 6) F_P ANEL(FrontPanelHeader) Connec t the pow er swit ch, rese t switc h, speak er , an d system status indic ator on t he chass is to thi s header according to the pin assignments below . Note the positive and negative pins before connecting the cables.
- 18 - 7) F_AUDIO(FrontPanel AudioHeader) The front panel audio header s upports Intel High Denition audio (HD) and AC'97 audio. Y o u 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.
- 19 - Pin No. Denition 1 NDCD- 2 NSIN 3 NSOUT 4 NDTR- 5 GND 6 NDSR- 7 NRTS- 8 NCTS- 9 NRI- 10 No Pin 10) COM(SerialPortHeader) The COM 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 .
- 20 - 1 1) CLR_CMOS(ClearingCMOSJumper) Use this jumper to clear the CMOS values (e.g. date information and BIOS congurations) and reset the CMOS values to factory defaults.
- 21 - T o access the BIOS Setup program, press the <Delete> key during the POST when the power is turned on. T o see more advanced BIOS Setup menu options, you can press <Ctrl> + <F1> in the main menu of the BIOS Setup program. T o upgrade the BIOS, use either the GIGABYTE Q-Flash or @BIOS utility .
- 22 - If you do not nd the settings you want in the Main Menu or a submenu, press <Ctrl>+<F1> to • access more advanced options. When the system is not stable as usual, select the • Load Optimized Defaults item to set your system to its defaults.
- 23 - 2-3 MBIntelligentT weaker(M.I.T .) • Whether the system will work stably with the overclock/overvoltage settings you made is depen- dent on your overall system congurations. Incorrectly doing overclock/overvoltage may result in damage to CPU, chipset, or memory and reduce the useful life of these components.
- 24 - (Note) This item is present only when you install a CPU that supports this feature. CPU Clock Ratio Allows you to alter the clock ratio for the installed CPU.
- 25 - DRAMConguration CMOS Setup Utility-Copyright (C) 1984-2011 A ward Software DRAMConguration DDR3T imingItems [Auto] SPD Auto x 1T/2T Command T iming Auto.
- 26 - Bank Interleaving Enables or disables memory bank interleaving. Enabled allows the system to simult aneously access dif- ferent banks of the memory to increase memory performance and stability .
- 27 - 2-4 StandardCMOSFeatures Date(mm:dd:yy) Sets the system date. Time(hh:mm:ss) Sets the system time. IDE Channel 0, 1 Master/Slave IDE HDD Auto-Detection Press <Enter> to autodetect the parameters of the SA T A device on this channel.
- 28 - 2-5 AdvancedBIOSFeatures IGXConguration The settings in this submenu are synchronous to those under the same items on the MB Intelligent T weaker(M.I.T .) main menu. AMD C6 Support Allows you to determine whether to let the CPU enter C6 mode in system halt state.
- 29 - Password Check Species whether a password is required every time the system boots, or only when you enter BIOS Setup. After conguring this item, set the password(s) under the Set Supervisor/User Password item in the BIOS Main Menu. Setup A password is only required for entering the BIOS Setup program.
- 30 - OnChipSA T A PortasESP CMOS Setup Utility-Copyright (C) 1984-2011 A ward Software OnChip SA T A Port as ESP Port0asESP [Disabled] Port1asESP .
- 31 - OnboardAudioFunction Enables or disables the onboard audio function. (Default: Enabled) If you wish to install a 3rd party add-in audio card instead of using the onboard audio, set this item to Disabled . USB Controllers Enables or disables the integrated USB controllers.
- 32 - (Note) Supported on Windows 7/Vista operating system only . PME Event Wake Up Allows the system to be awakened from an ACPI sleep state by a wake-up signal from a PCI or PCIe de- vice. Note: T o use this function, you need an A TX power supply providing at least 1A on the +5VSB lead.
- 33 - 2-8 PC Health Status ResetCaseOpenStatus Keeps or clears the record of previous chassis intrusion status. Enabled clears the record of previous chassis intrusion status and the CaseOpened eld will show "No" at next boot.
- 34 - 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.
- 35 - 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.
- 36 - Press <Enter> on this item and press the <Y> key . This exits the BIOS Setup without saving the changes made in BIOS Setup to the CMOS.
- 37 - Chapter 4 Appendix 4-1 ConguringSA T A HardDrive(s) Before you begin Please prepare: • At least two SA T A hard drives (to ensure optimal performance, it is recommended that you use two hard drives with identical model and capacity).
- 38 - 5. Press <C tr l>+<Y> keys to save th e in for mat ion. Th e m ess age in Fig ure 1 w ill app ear. Pres s < Ct rl> +<Y> to inp ut th e arr ay name. I f you do n ot inp ut th e arr ay nam e, the de fault a rr ay name w ill b e use d.
- 39 - 4-2 Regulatory Statements RegulatoryNotices This document must not be copied without our written permission, and the cont ents there of must not be imparted to a third party nor be used for any unauthorized purpose. Contravention will be prosecuted.
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- 44 - Contact Us GIGA-BYTETECHNOLOGYCO.,L TD. Address: No.6, Bao Chiang Road, Hsin-Tien Dist., New T aipei City 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.
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