ASROCK A785GM-LE/128M User Manual
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ASROCK A785GM-LE/128M User Manual

ASROCK A785GM-LE/128M User Manual

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A785GM-LE/128M
User Manual
Version 1.0
Published August 2009
Copyright©2009 ASRock INC. All rights reserved.
1 1 1 1 1

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Summary of Contents for ASROCK A785GM-LE/128M

  • Page 1 A785GM-LE/128M User Manual Version 1.0 Published August 2009 Copyright©2009 ASRock INC. All rights reserved. 1 1 1 1 1...

  • Page 2: Copyright Notice

    (including damages for loss of profits, loss of business, loss of data, interruption of business and the like), even if ASRock has been advised of the possibility of such damages arising from any defect or error in the manual or product.

  • Page 3: Table Of Contents

    Contents Contents Contents Contents Contents 1 . 1 . 1 . 1 . 1 . Introduction Introduction Introduction ............Introduction ....................................5 5 5 5 5 Introduction ............Package Contents ..............5 Specifications ................6 Minimum Hardware Requirement for 1080p Blu-ray (BD) / HD-DVD Playback Support ............
  • Page 4 3 . 3 . 3 . 3 . 3 . BIOS S BIOS S BIOS S BIOS SETUP UTILITY ETUP UTILITY ETUP UTILITY ETUP UTILITY ..........................................39 BIOS S ETUP UTILITY ........... Introduction ................39 3.1.1 BIOS Menu Bar ............... 39 3.1.2 Navigation Keys .............

  • Page 5: Package Contents

    In case any modifications of this manual occur, the updated version will be available on ASRock website without further notice. You may find the latest VGA cards and CPU support lists on ASRock website as well. ASRock website http://www.asrock.com If you require technical support related to this motherboard, please visit our website for specific information about the model you are using.

  • Page 6: Specifications

    Specifications Specifications Specifications Specifications Specifications Platform - Micro ATX Form Factor: 9.6-in x 7.8-in, 24.4 cm x 19.8 cm - Support for Socket AM2+ / AM2 processors: AMD Phenom FX / Phenom / Athlon 64 FX / Athlon 64 X2 Dual-Core / Athlon X2 Dual-Core / Athlon 64 / Sempron processor - Support for AM3 processors: AMD Phenom II X4 / X3 and...
  • Page 7 - Drivers, Utilities, AntiVirus Software (Trial Version), AMD OverDrive Utility, AMD Live! Explorer, AMD Fusion Unique Feature - ASRock OC Tuner (see CAUTION 9) - Intelligent Energy Saver (see CAUTION 10) - Instant Boot - ASRock Instant Flash (see CAUTION 11)
  • Page 8 - FCC, CE, WHQL - EuP Ready (EuP ready power supply is required) (see CAUTION 16) * For detailed product information, please visit our website: http://www.asrock.com WARNING Please realize that there is a certain risk involved with overclocking, including adjusting the setting in the BIOS, applying Untied Overclocking Technology, or using the third- party overclocking tools.
  • Page 9 Intelligent Energy Saver. ASRock website: http://www.asrock.com 11. ASRock Instant Flash is a BIOS flash utility embedded in Flash ROM. This convenient BIOS update tool allows you to update system BIOS without entering operating systems first like MS-DOS or Windows ®...
  • Page 10 To improve heat dissipation, remember to spray thermal grease between the CPU and the heatsink when you install the PC system. 15. This motherboard supports ASRock AM2 Boost overclocking technology. If you enable this function in the BIOS setup, the memory performance will improve up to 12.5%, but the effect still depends on the AM2 CPU you adopt.

  • Page 11: Minimum Hardware Requirement For 1080P Blu-Ray (Bd)

    64-bit OS. If you install Windows ® XP / XP 64-bit OS, the function of 1080p Blu-ray (BD) / HD-DVD playback is not available, please visit our website for AMD 785G VGA driver update in the future. ASRock website http://www.asrock.com...

  • Page 12: 1080P Blu-Ray (Bd) / Hd-Dvd Films Which Pass Our Lab Test

    1 . 4 1 . 4 1 . 4 P P P P P assed 1080p Blu-ray (BD) / HD assed 1080p Blu-ray (BD) / HD assed 1080p Blu-ray (BD) / HD assed 1080p Blu-ray (BD) / HD-D -D -D -DVD F VD F VD F...

  • Page 13: Motherboard Layout

    B: USB3 USB 2.0 T: USB4 B: USB5 Hybrid CrossFire USB 2.0 Top: T: USB0 RJ-45 B: USB1 785G Chipset PWR_FAN1 PCIE1 A785GM-LE/128M AUDIO SATAII_4 SATAII_5 SATAII_6 CODEC PORT 3) (PORT 4) (PORT 5) PCIE2 RoHS PCI1 SB710 SPEAKER1 PLED PWRBTN...

  • Page 14: I/O Panel

    1 . 6 1 . 6 1 . 6 I/O P I/O P I/O Panel anel anel anel 1 . 6 1 . 6 I/O P I/O P anel PS/2 Mouse Port (Green) Microphone (Pink) VGA/D-Sub Port USB 2.0 Ports (USB01) VGA/DVI-D Port USB 2.0 Ports (USB45) RJ-45 Port...

  • Page 15: Installation

    2. 2. 2. 2. 2. Installation Installation Installation Installation Installation This is a Micro ATX form factor (9.6-in x 7.8-in, 24.4 cm x 19.8 cm) motherboard. Before you install the motherboard, study the configuration of your chassis to en- sure that the motherboard fits into it. Pre-installation Precautions Pre-installation Precautions Pre-installation Precautions...

  • Page 16: Cpu Installation

    CPU Installation CPU Installation CPU Installation CPU Installation CPU Installation Step 1. Unlock the socket by lifting the lever up to a 90 angle. Step 2. Position the CPU directly above the socket such that the CPU corner with the golden triangle matches the socket corner with a small triangle. Step 3.

  • Page 17: Installation Of Memory Modules (Dimm)

    2.3 Installation of Memory Modules (DIMM) 2.3 Installation of Memory Modules (DIMM) A785GM-LE/128M motherboard provides two 240-pin DDR2 (Double Data Rate 2) DIMM slots, and supports Dual Channel Memory Technology. For dual channel configuration, you always need to install two identical (the same brand, speed, size and chip-type) memory modules in the DDR2 DIMM slots to activate Dual Channel Memory Technology.

  • Page 18: Expansion Slots (Pci And Pci Express Slots)

    2.4 Expansion Slots (PCI and PCI Express Slots) 2.4 Expansion Slots (PCI and PCI Express Slots) 2.4 Expansion Slots (PCI and PCI Express Slots) 2.4 Expansion Slots (PCI and PCI Express Slots) 2.4 Expansion Slots (PCI and PCI Express Slots) There are 2 PCI slots and 2 PCI Express slots on this motherboard.

  • Page 19: Dual Monitor And Surround Display Features

    2.5 Dual Monitor and Surround Display Features 2.5 Dual Monitor and Surround Display Features 2.5 Dual Monitor and Surround Display Features 2.5 Dual Monitor and Surround Display Features 2.5 Dual Monitor and Surround Display Features Dual Monitor Feature This motherboard supports dual monitor feature. With the internal dual VGA output support (DVI-D and D-Sub), you can easily enjoy the benefits of dual monitor feature without installing any add-on VGA card to this motherboard.
  • Page 20 3. Boot your system. Press <F2> to enter BIOS setup. Enter “Share Memory” option to adjust the memory capability to [32MB], [64MB], [128MB] [256MB] or [512MB] to enable the function of VGA/D-sub. Please make sure that the value you select is less than the total capability of the system memory. If you do not adjust the BIOS setup, the default value of “Share Memory”, [Auto], will disable VGA/D-Sub function when the add-on VGA card is inserted to this motherboard.
  • Page 21 HDCP Function HDCP function is supported on this motherboard. To use HDCP function with this motherboard, you need to adopt the monitor that supports HDCP function as well. Therefore, you can enjoy the superior display quality with high-definition HDCP encryption contents. Please refer to below instruction for more details about HDCP function.

  • Page 22: Ati Tm Hybrid Crossfirex Tm Operation Guide

    2 . 6 2 . 6 2 . 6 A A A A A TI TI TI TI TI Hybrid CrossF Hybrid CrossFireX Hybrid CrossF ireX ireX ireX Operation Guide Operation Guide Operation Guide 2 . 6 2 . 6 Hybrid CrossF Hybrid CrossF ireX...
  • Page 23 Step 7. Double-click “ATI Catalyst Control Center”. Click “View”, click “CrossFire ”, and then select the option “Enable CrossFire ”. View Enable CrossFire CrossFire Step 8. Click “Yes” to continue. Step 9. Click “OK” to save your change. Step 10. Reboot your system. Then you can freely enjoy the benefit of Hybrid CrossFireX feature.

  • Page 24: Jumpers Setup

    Jumpers Setup Jumpers Setup Jumpers Setup Jumpers Setup Jumpers Setup The illustration shows how jumpers are setup. When the jumper cap is placed on pins, the jumper is “Short”. If no jumper cap is placed on pins, the jumper is “Open”. The illustration shows a 3-pin jumper whose pin1 and pin2 are “Short”...

  • Page 25: Onboard Headers And Connectors

    2.8 Onboard Headers and Connectors 2.8 Onboard Headers and Connectors 2.8 Onboard Headers and Connectors 2.8 Onboard Headers and Connectors 2.8 Onboard Headers and Connectors Onboard headers and connectors are NOT jumpers. Do NOT place jumper caps over these headers and connectors. Placing jumper caps over the headers and connectors will cause permanent damage of the motherboard! •...
  • Page 26 USB 2.0 Headers Besides six default USB 2.0 USB_PWR P-11 P+11 ports on the I/O panel, there are (9-pin USB10_11) DUMMY three USB 2.0 headers on this (see p.13 No. 24) motherboard. Each USB 2.0 P+10 header can support two USB P-10 USB_PWR 2.0 ports.
  • Page 27 Front Panel Audio Header This is an interface for the front PRESENCE# MIC_RET panel audio cable that allows (9-pin HD_AUDIO1) OUT_RET convenient connection and (see p.13, No. 28) control of audio devices. OUT2_L J_SENSE OUT2_R MIC2_R MIC2_L 1. High Definition Audio supports Jack Sensing, but the panel wire on the chassis must support HDA to function correctly.
  • Page 28 Chassis Speaker Header Please connect the chassis speaker to this header. (4-pin SPEAKER 1) SPEAKER DUMMY (see p.13 No. 15) DUMMY Chassis and Power Fan Connectors Please connect the fan cables to the fan connectors and (3-pin CHA_FAN1) +12V CHA_FAN_SPEED match the black wire to the (see p.13 No.

  • Page 29: Sataii Hard Disk Setup Guide

    Serial port Header This COM1 header supports a RRXD1 DDTR#1 DDSR#1 serial port module. (9-pin COM1) CCTS#1 (see p.13 No. 34) RRI#1 RRTS#1 TTXD1 DDCD#1 SAT T T T T AII Hard Disk Setup Guide AII Hard Disk Setup Guide AII Hard Disk Setup Guide AII Hard Disk Setup Guide AII Hard Disk Setup Guide...

  • Page 30: Installation

    2.10 2.10 Serial A 2.10 Serial A Serial A Serial AT T T T T A (SA A (SA A (SAT T T T T A) / Serial A A (SA A) / Serial A A) / Serial AT T T T T AII (SA A) / Serial A AII (SA AII (SAT T T T T AII) Hard Disks...

  • Page 31: Hot Plug And Hot Swap Functions For Sata / Sataii Hdds

    2.11 Hot Plug and Hot Swap F 2.11 Hot Plug and Hot Swap F 2.11 Hot Plug and Hot Swap Functions for SA unctions for SA unctions for SAT T T T T A / SA unctions for SA A / SA A / SA A / SAT T T T T AII 2.11 Hot Plug and Hot Swap F...

  • Page 32: Sata / Sataii Hdd Hot Plug Feature And Operation Guide

    SATA / SATAII Hot Plug support information of our motherboard is indicated in the product spec on our website: www.asrock.com 2. Make sure your SATA / SATAII HDD can support Hot Plug function from your dealer or HDD user manual.
  • Page 33 How to Hot Plug a SATA / SATAII HDD: Points of attention, before you process the Hot Plug: Please do follow below instruction sequence to process the Hot Plug, improper procedure will cause the SATA / SATAII HDD damage and data loss. Step 1 Step 2 Please connect SATA power cable 1x4-pin end...

  • Page 34: Driver Installation Guide

    Set the “SATA Operation Mode” option to [RAID]. STEP 2: Make a SATA / SATAII Driver Diskette. Insert the ASRock Support CD into your optical drive to boot your system. (There are two ASRock Support CD in the motherboard gift box pack, please choose the one for Windows ®...

  • Page 35: Installing Windows ® Xp / Xp 64-Bit / Vista

    64-bit OS on your system. When you see “Where do you want to install Windows? ” page, please insert the ASRock Support CD into your optical drive, and click the “Load Driver” button on the left on the bottom to load the AMD RAID drivers. AMD RAID drivers...

  • Page 36: Tm Tm

    (There are two ASRock Support CD in the motherboard gift box pack, please ® choose the one for Windows Vista / Vista 64-bit.) ® .. \ I386 (For Windows Vista ® .. \ AMD64 (For Windows Vista 64-bit OS) After that, please insert Windows ®...

  • Page 37: Functions

    64-bit OS on your system. When you see “Where do you want to install Windows? ” page, please insert the ASRock Support CD into your optical drive, and click the “Load Driver” button on the left on the bottom to load the AMD AHCI drivers. AMD AHCI drivers...

  • Page 38: Untied Overclocking Technology

    Using SATA / SATAII HDDs without NCQ and Hot Plug functions STEP 1: Set up BIOS. Enter BIOS SETUP UTILITY Advanced screen Storage Configuration. Set the “SATA Operation Mode” option to [IDE]. STEP 2: Install Windows ® Vista / Vista 64-bit OS on your system.

  • Page 39: Etup Utility

    3. 3. 3. 3. 3. BIOS SETUP UTILITY BIOS SETUP UTILITY BIOS SETUP UTILITY BIOS SETUP UTILITY BIOS SETUP UTILITY 3.1 Introduction 3.1 Introduction 3.1 Introduction 3.1 Introduction 3.1 Introduction This section explains how to use the BIOS SETUP UTILITY to configure your system. The SPI Memory on the motherboard stores the BIOS SETUP UTILITY.

  • Page 40: Navigation Keys

    System Time [ :00:09] or [SHIFT-TAB] to System Date [Thu 08/20/2009] select a field. BIOS Version : A785GM-LE/128M P1.00 Use [+] or [-] to Processor Type : AMD Phenom(tm) 9350e Quad-Core configure system Time. Processor (64bit) Processor Speed : 2500MHz...

  • Page 41: Pcie Frequency (Mhz)

    3.3 OC T OC T OC T OC Tweak weak weak weaker Screen er Screen er Screen er Screen OC T weak er Screen In the OC Tweaker screen, you can set up overclocking features. BIOS SETUP UTILITY Main OC Tweaker Advanced H/W Monitor Boot...
  • Page 42 Advanced Clock Calibration This allows you to adjust Advanced Clock Calibration feature. The default value is [Disabled]. Configuration options: [Disabled], [Auto], [All Cores] and [Per Core]. If you select [All Cores], you will see the option “Value (All Cores)”. Configuration options: [+12%] to [-12%]. If you select [Per Core], you will see the options “Value (Core 0)”, “Value (Core 1)”, “Value (Core 2) ”...
  • Page 43 CPU Frequency Multiplier This option appears only when you adopt Phenom CPU. However, for safety and system stability, it is not recommended to adjust the value of this item. NB Frequency Multiplier This option appears only when you adopt Phenom CPU. However, for safety and system stability, it is not recommended to adjust the value of this item.
  • Page 44 Memory Timing BIOS SETUP UTILITY OC Tweaker Memory Timing [Unganged] Memory Controller Mode [Disabled] Power Down Enable [Auto] Bank Interleaving [XOR of Address bit] Channel Interleaving Timing : 4-4-4-12 CAS Latency (CL) [Auto] TRCD [Auto] [Auto] TRAS [Auto] Select Screen Select Screen Select Item Select Item...
  • Page 45 TRRD Use this to adjust TRRD values. Configuration options: [Auto], [2CLK] to [5CLK]. The default value is [Auto]. TWTR Use this to adjust TWTR values. Configuration options: [Auto], [1CLK] to [3CLK]. The default value is [Auto]. Use this to adjust TWR values. Configuration options: [Auto], [3CLK] to [6CLK].
  • Page 46 CHA Addr/Cmd Setup Time Use this to adjust values for CHA Addr/Cmd Setup Time feature. Configura- tion options: [Auto], [1/2CLK] and [1CLK]. The default value is [Auto]. CHA CS/ODT Fine Delay Use this to adjust values for CHA CS/ODT Fine Delay feature. Configuration options: [Auto], [No Delay], [1/64CLK] to [31/64CLK].
  • Page 47 CHA DQS Drive Strength Use this to adjust values for CHA DQS Drive Strength. Configuration options: [Auto], [0.75x], [1.00x], [1.25x] and [1.50x]. The default value is [Auto]. CHA Processor ODT Use this to adjust values for CHA Processor ODT. Configuration options: [Auto], [300 ohms], [150 ohms] and [75 ohms].
  • Page 48 Chipset Settings SidePort Clock Speed This allows you to select sideport clock speed. The default value is [Auto]. Configuration options: [Auto], [400 MHz], [533 MHz], [667 MHz], [800 MHz] and [1066 MHz]. This option only appears when you set “Internal Graphics Mode”...

  • Page 49: Advanced Screen

    Setting wrong values in this section may cause the system to malfunction. ASRock Instant Flash ASRock Instant Flash is a BIOS flash utility embedded in Flash ROM. This convenient BIOS update tool allows you to update system BIOS without ®...

  • Page 50: Cpu Configuration

    AM2 Boost This option appears only when you adopt AM2 CPU. If you set this option to [Enabled], you will enable ASRock AM2 Boost function, which will improve the memory performance. The default value is [Disabled]. Please refer to caution 15 on page 12 for details.

  • Page 51: Chipset Configuration

    3.4.2 3.4.2 3.4.2 Chipset Configuration Chipset Configuration Chipset Configuration 3.4.2 3.4.2 Chipset Configuration Chipset Configuration BIOS SETUP UTILITY Advanced Chipset Settings Options Onboard HD Audio [Auto] Front Panel [Enabled] SIDEPORT OnBoard Lan UMA+SIDEPORT [Enabled] Primary Graphics Adapter [PCI] [UMA+SIDEPORT] Internal Graphics Mode Share Memory [Auto] Onboard HDMI HD Audio...

  • Page 52: Acpi Configuration

    Onboard HDMI HD Audio This allows you to enable or disable the onboard HDMI HD Audio in AMD 785G. Surround View This allows you to enable or disable the Surround View feature or Hybrid CrossFireX feature. 3.4.3 3.4.3 3.4.3 ACPI Configuration ACPI Configuration ACPI Configuration 3.4.3...
  • Page 53 PCI Devices Power On Use this item to enable or disable PCI devices to turn on the system from the power-soft-off mode. PS/2 Keyboard Power On Use this item to enable or disable PS/2 keyboard to turn on the system from the power-soft-off mode.

  • Page 54: Storage Configuration

    3.4.4 3.4.4 Storage Configuration 3.4.4 Storage Configuration Storage Configuration Storage Configuration 3.4.4 3.4.4 Storage Configuration BIOS SETUP UTILITY Advanced Configure onboard Storage Configuration serial ATA controller. Onboard SATA Controller [Enabled] SATA Operation Mode [IDE] IDE1 Master [Hard Disk] IDE1 Slave [Not Detected] SATAII_1 [Not Detected]...
  • Page 55 TYPE Use this item to configure the type of the IDE device that you specify. Configuration options: [Not Installed], [Auto], [CD/DVD], and [ARMD]. [Not Installed]: Select [Not Installed] to disable the use of IDE device. [Auto]: Select [Auto] to automatically detect the hard disk drive. After selecting the hard disk information into BIOS, use a disk utility, such as FDISK, to partition and format the new IDE hard disk drives.

  • Page 56: Pcipnp Configuration

    3.4.5 3.4.5 PCIPnP Configuration 3.4.5 PCIPnP Configuration PCIPnP Configuration PCIPnP Configuration 3.4.5 3.4.5 PCIPnP Configuration BIOS SETUP UTILITY Advanced Value in units of PCI Advanced PCI / PnP Settings clocks for PCI device latency timer PCI Latency Timer [32] register. PCI IDE BusMaster [Enabled] Select Screen...

  • Page 57: Floppy Configuration

    3.4.6 3.4.6 Floppy Configuration 3.4.6 Floppy Configuration Floppy Configuration Floppy Configuration 3.4.6 3.4.6 Floppy Configuration In this section, you may configure the type of your floppy drive. BIOS SETUP UTILITY Advanced Floppy Configuration Select the type of floppy drive connected to the Floppy A [1.44 MB 3 "] system.

  • Page 58: Usb Configuration

    3.4.8 3.4.8 USB Configuration 3.4.8 USB Configuration USB Configuration USB Configuration 3.4.8 3.4.8 USB Configuration BIOS SETUP UTILITY Advanced USB Configuration To enable or disable the onboard USB controllers. USB Controller [Enabled] USB 2.0 Support [Enabled] [Enabled] Legacy USB Support Select Screen Select Item Change Option...

  • Page 59: Hardware Health Event Monitoring Screen

    Hardware Health Event Monitoring Screen Hardware Health Event Monitoring Screen Hardware Health Event Monitoring Screen Hardware Health Event Monitoring Screen Hardware Health Event Monitoring Screen In this section, it allows you to monitor the status of the hardware on your system, including the parameters of the CPU temperature, motherboard temperature, CPU fan speed, chassis fan speed, and the critical voltage.

  • Page 60: Boot Screen

    Boot Screen Boot Screen Boot Screen Boot Screen Boot Screen In this section, it will display the available devices on your system for you to config- ure the boot settings and the boot priority. BIOS SETUP UTILITY Main OC Tweaker Advanced H/W Monitor Boot...

  • Page 61: Security Screen

    Use this option to select logo in POST screen. This option only appears when you enable the option “Full Screen Logo”. Configuration options: [Auto], [EUP], [Scenery] and [ASRock]. The default value is [Auto]. Currently, the option [Auto] is set to Aircraft.

  • Page 62: Exit Screen

    3.8 Exit Screen Exit Screen Exit Screen Exit Screen Exit Screen BIOS SETUP UTILITY Main OC Tweaker Advanced H/W Monitor Boot Security Exit Exit Options Exit system setup after saving the Save Changes and Exit changes. Discard Changes and Exit Discard Changes F10 key can be used for this operation.

  • Page 63: Software Support Software Support

    4.2.4 Contact Information Contact Information Contact Information Contact Information Contact Information If you need to contact ASRock or want to know more about ASRock, welcome to visit ASRock’s website at http://www.asrock.com; or you may contact your dealer for further information.

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