IEI Technology IMB-G41A User Manual
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IEI Technology IMB-G41A User Manual

Microatx lga775 motherboard for intel core 2 duo/quad/extreme cpu, 800/1066/1333mhz fsb, vga, lan, sata, ide, parallel port, pci, pcie x1, pcie x16, usb, hd audio, rohs compliant
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IMB-G41A Micro-ATX Motherboard
IEI Technology Corp.
MODEL:
IMB-G41A
MicroATX LGA775 Motherboard for Intel® Core™ 2
Duo/Quad/Extreme CPU, 800/1066/1333MHz FSB, VGA, LAN,
SATA, IDE, Parallel port, PCI, PCIe x1, PCIe x16, USB, HD
Rev. 1.00 – 1 February, 2010
Audio, RoHS Compliant

User Manual

Page i

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Summary of Contents for IEI Technology IMB-G41A

  • Page 1: User Manual

    IMB-G41A Micro-ATX Motherboard IEI Technology Corp. MODEL: IMB-G41A MicroATX LGA775 Motherboard for Intel® Core™ 2 Duo/Quad/Extreme CPU, 800/1066/1333MHz FSB, VGA, LAN, SATA, IDE, Parallel port, PCI, PCIe x1, PCIe x16, USB, HD Audio, RoHS Compliant User Manual Page i Rev. 1.00 – 1 February, 2010...
  • Page 2 IMB-G41A Micro-ATX Motherboard Revision Date Version Changes 1 February, 2010 1.00 Initial release Page ii...
  • Page 3 IMB-G41A Micro-ATX Motherboard Copyright COPYRIGHT NOTICE The information in this document is subject to change without prior notice in order to improve reliability, design and function and does not represent a commitment on the part of the manufacturer. In no event will the manufacturer be liable for direct, indirect, special, incidental, or consequential damages arising out of the use or inability to use the product or documentation, even if advised of the possibility of such damages.

  • Page 4: Table Of Contents

    PTIONAL TEMS 3 CONNECTORS ......................14 3.1 P ..............15 ERIPHERAL NTERFACE ONNECTORS 3.1.1 IMB-G41A Layout.................... 15 3.1.2 Peripheral Interface Connectors ..............16 3.1.3 External Interface Panel Connectors............... 17 3.2 I ..............17 NTERNAL ERIPHERAL ONNECTORS 3.2.1 ATX Power Connector ..................17 3.2.2 CD-In Connector .....................
  • Page 5 IMB-G41A Micro-ATX Motherboard 3.2.11 Parallel ATA (IDE) Connector ............... 28 3.2.12 PCI Card Slot....................29 3.2.13 PCI Express Power ..................30 3.2.14 PCI Express x1 Slot..................31 3.2.15 PCI Express x16 Slot..................33 3.2.16 SATA Drive Connectors ................. 35 3.2.17 Serial Port Connector, RS-232/422/485 ............36 3.2.18 Serial Port Connectors, RS-232..............
  • Page 6 IMB-G41A Micro-ATX Motherboard 4.5.1 Audio Connector ....................63 4.5.2 LAN Connection....................64 4.5.3 Parallel Device Connection................65 4.5.4 PS/2 Keyboard and Mouse Connection ............66 4.5.5 Serial Device Connection ................67 4.5.6 USB Connection (Dual Connector) ..............68 4.5.7 VGA Monitor Connection ................69 4.6 S...
  • Page 7 IMB-G41A Micro-ATX Motherboard 5.6 S ........................114 ECURITY 5.7 C ........................115 HIPSET 5.7.1 Northbridge Configuration ................116 5.7.2 Southbridge Configuration ................118 5.8 E ........................119 A BIOS OPTIONS ......................121 B TERMINOLOGY...................... 125 C DIGITAL I/O INTERFACE..................129 C.1 I ...................... 130 NTRODUCTION C.2 DIO C...
  • Page 8 IMB-G41A Micro-ATX Motherboard List of Figures Figure 1-1: IMB-G41A ........................2 Figure 1-2: Connectors ........................4 Figure 1-3: IMB-G41A Dimensions (mm)..................5 Figure 1-4: Data Flow Diagram......................6 Figure 3-1: Connectors and Jumpers..................15 Figure 3-2: ATX Power Connector Pinout Locations..............18 Figure 3-3: Audio CD In Connector Pinouts (4-pin) ..............19 Figure 3-4: CPU Fan Connector Location ..................20...
  • Page 9 Figure 4-3: CPU Socket Load Plate.....................51 Figure 4-4: Insert the Socket LGA775 CPU................52 Figure 4-5: Cooling Kits (CF-520 and CF-775A) ................53 Figure 4-6: Securing the Heat sink to the IMB-G41A ..............54 Figure 4-7: DIMM Installation.......................55 Figure 4-8: AT/ATX Power Mode Jumper Location..............57 Figure 4-9: Clear BIOS Jumper Location ...................58...
  • Page 10 IMB-G41A Micro-ATX Motherboard List of Tables Table 1-1: IMB-G41A Specifications .....................8 Table 2-1: Packing List.........................12 Table 2-2: Optional Items......................13 Table 3-1: Peripheral Interface Connectors ................16 Table 3-2: Rear Panel Connectors ....................17 Table 3-3: ATX Power Connector Pinouts .................18 Table 3-4: Audio CD In Connector Pinouts................19 Table 3-5: CPU Fan Connector Pinouts..................20...
  • Page 11 IMB-G41A Micro-ATX Motherboard Table 4-1: Jumpers ........................56 Table 4-2: AT/ATX Power Mode Jumper Settings ..............57 Table 4-3: Clear BIOS Jumper Settings..................58 Table 4-4: COM 1 Pin 9 Setting Jumper Settings ..............59 Table 4-5: COM 1 Pin 9 Setting Jumper Settings ..............60 Table 5-1: BIOS Navigation Keys ....................74...
  • Page 12 IMB-G41A Micro-ATX Motherboard BIOS Menus BIOS Menu 1: Main ........................75 BIOS Menu 2: Advanced ......................77 BIOS Menu 3: CPU Configuration ....................77 BIOS Menu 4: IDE Configuration....................79 BIOS Menu 5: IDE Master and IDE Slave Configuration ............81 BIOS Menu 6: Super IO Configuration..................86 BIOS Menu 7: Hardware Health Configuration ................95...

  • Page 13: Introduction

    IMB-G41A Micro-ATX Motherboard Chapter Introduction Page 1...

  • Page 14: Introduction

    Duo/Quad/Extreme processor and supports two 800/1066/1333 MHz Dual-channel DDR3 DIMM modules up to 4.0 GB each. The IMB-G41A includes a VGA port. Expansion and I/O include two PCI card slots, a PCIe x16 card slot, a PCIe x1 card slot, High Definition audio, four USB ports on the rear panel, four USB ports via pin headers, four SATA connectors, a LPT port, and a keyboard/mouse connector.

  • Page 15: Features

    IMB-G41A Micro-ATX Motherboard 1.3 Features Some of the IMB-G41A motherboard features are listed below: Micro-ATX RoHS compliant LGA 775 CPU socket 800/1066/1333 MHz Front Side Bus Two PCI card expansion slots One PCIe x16 card expansion slot One PCIe x1 card expansion slot...

  • Page 16: Connectors

    IMB-G41A Micro-ATX Motherboard 1.4 Connectors The connectors on the IMB-G41A are shown in the figure below. Figure 1-2: Connectors Page 4...

  • Page 17: Dimensions

    IMB-G41A Micro-ATX Motherboard 1.5 Dimensions The main dimensions of the IMB-G41A are shown in the diagram below. Figure 1-3: IMB-G41A Dimensions (mm) Page 5...

  • Page 18: Data Flow

    IMB-G41A Micro-ATX Motherboard 1.6 Data Flow F igure 1-4 shows the data flow between the system chipset, the CPU and other components installed on the motherboard. Figure 1-4: Data Flow Diagram Page 6...

  • Page 19: Technical Specifications

    IMB-G41A Micro-ATX Motherboard 1.7 Technical Specifications IMB-G41A technical specifications are listed below. Specification/Model IMB-G41A MicroATX Form Factor LGA775 Socket Intel® Core™ 2 Duo/Quad/Extreme CPU Supported 800 MHz, 1066 MHz or 1333 MHz Front Side Bus (FSB) Northbridge Chipset Intel® G41 Integrated Graphics Intel®...

  • Page 20: Table 1-1: Imb-G41A Specifications

    0ºC ~ 60ºC/32°F ~ 140°F (requires cooler and silicone heat sink Operating temperature paste) Humidity 5% ~ 95% (non-condensing) Physical Specifications 244 mm x 244 mm Dimensions 1200 g / 700 g Weight GW/NW Table 1-1: IMB-G41A Specifications Page 8...

  • Page 21: Packing List

    IMB-G41A Micro-ATX Motherboard Chapter Packing List Page 9...

  • Page 22: Anti-Static Precautions

    Only handle the edges of the PCB: Don't touch the surface of the motherboard. Hold the motherboard by the edges when handling. 2.2 Unpacking Precautions When the IMB-G41A is unpacked, please do the following: Follow the antistatic guidelines above. Make sure the packing box is facing upwards when opening.

  • Page 23: Packing List

    If any of the components listed in the checklist below are missing, do not proceed with the installation. Contact the IEI reseller or vendor the IMB-G41A was purchased from or contact an IEI sales representative directly by sending an email to ales@iei.com.tw.

  • Page 24: Optional Items

    IMB-G41A Micro-ATX Motherboard Quantity Item and Part Number Image Mini jumper pack (2.54mm) (P/N:33100-000079-RS) Utility CD Quick Installation Guide Table 2-1: Packing List 2.4 Optional Items The following are optional components which may be separately purchased: Item and Part Number...

  • Page 25: Table 2-2: Optional Items

    IMB-G41A Micro-ATX Motherboard Item and Part Number Image PCIe 16X SDVO interface VGA graphic card (P/N: SDVO-100VGA-R10) RS-232/422/485 Cable (P/N: 32200-000063-RS) Dual USB cable (with bracket) (P/N: CB-USB02A-RS) SATA power cable (P/N: 32100-088600-RS) Table 2-2: Optional Items Page 13...

  • Page 26: Connectors

    IMB-G41A Micro-ATX Motherboard Chapter Connectors Page 14...

  • Page 27: Peripheral Interface Connectors

    IMB-G41A Micro-ATX Motherboard 3.1 Peripheral Interface Connectors This chapter details all the jumpers and connectors. 3.1.1 IMB-G41A Layout The figures below show all the connectors and jumpers. Figure 3-1: Connectors and Jumpers Page 15...

  • Page 28: Peripheral Interface Connectors

    IMB-G41A Micro-ATX Motherboard 3.1.2 Peripheral Interface Connectors The table below lists all the connectors on the board. Connector Type Label ATX Power 24-pin ATX (2x12) PWR1 CD-In 4-pin header CD_IN1 CPU fan 4-pin wafer CPU_FAN1 CPU power 4-pin box header...

  • Page 29: External Interface Panel Connectors

    Ethernet and USB ports RJ-45, USB LAN1_USB_01 LAN2_USB_23 Table 3-2: Rear Panel Connectors 3.2 Internal Peripheral Connectors The section describes all of the connectors on the IMB-G41A. 3.2.1 ATX Power Connector CN Label: PWR1 CN Type: 24-pin ATX (2x12) See Figure 3-2...

  • Page 30: Figure 3-2: Atx Power Connector Pinout Locations

    IMB-G41A Micro-ATX Motherboard Figure 3-2: ATX Power Connector Pinout Locations Description Description +3.3 V +3.3 V +3.3 V -12 V +5 V PS-ON +5 V PW-OK +VCC5SB +5 V +12 V +5 V +12 V +5 V +3.3 V Table 3-3: ATX Power Connector Pinouts...

  • Page 31: Cd-In Connector

    IMB-G41A Micro-ATX Motherboard 3.2.2 CD-In Connector CN Label: CD_IN1 4-pin header CN Type: CN Location: See Figure 3-3 CN Pinouts: See Table 3-4 This connector accepts analog stereo audio input from a CD-ROM. Analog audio output is mostly found on older CD-ROMs.

  • Page 32: Cpu Fan Connector

    IMB-G41A Micro-ATX Motherboard 3.2.3 CPU Fan Connector CN Label: CPU_FAN1 4-pin header CN Type: CN Location: See Figure 3-4 CN Pinouts: See Table 3-5 The fan connector attaches to a CPU cooling fan. Figure 3-4: CPU Fan Connector Location PIN NO.

  • Page 33: Cpu Power Input Connector

    IMB-G41A Micro-ATX Motherboard 3.2.4 CPU Power Input Connector CN Label: CPU12V2 4-pin AT CN Type: CN Location: See Figure 3-5 CN Pinouts: See Table 3-6 The CPU power input connector provides power to the CPU. Figure 3-5: CPU Power Input Connector Location PIN NO.

  • Page 34: Digital I/O Connector

    IMB-G41A Micro-ATX Motherboard 3.2.5 Digital I/O Connector CN Label: DIO1 10-pin header CN Type: CN Location: See Figure 3-6 CN Pinouts: See Table 3-7 The digital I/O connector provides programmable input and output for external devices. The digital I/O provides 4-bit output and 4-bit input.

  • Page 35: Front Panel Audio Connector

    IMB-G41A Micro-ATX Motherboard 3.2.6 Front Panel Audio Connector CN Label: FP_AUDIO1 10-pin header CN Type: CN Location: See Figure 3-7 CN Pinouts: See Table 3-8 This connector connects to speakers, a microphone and an audio input. Figure 3-7: Audio Connector Pinouts...

  • Page 36: Front Panel Connector

    IMB-G41A Micro-ATX Motherboard Description Description MIC_L MIC_R Audio Detect Line2_R Jack Detection Line2_L Table 3-8: Front Panel Audio Connector Pinouts 3.2.7 Front Panel Connector CN Label: F_PANEL1 CN Type: 10-pin header CN Location: See Figure 3-8 CN Pinouts: See Table 3-9 The front panel connector connects to the indicator LEDs and buttons on the computer's front panel.

  • Page 37: Infrared Interface Connector

    IMB-G41A Micro-ATX Motherboard FUNCTION DESCRIPTION FUNCTION DESCRIPTION Power LED +5 V Speaker +5 V Ground Power Button PWRBTN- Speaker Reset HDD LED +5 V Reset- HDD LED- Table 3-9: Front Panel Connector Pinouts 3.2.8 Infrared Interface Connector CN Label: CN Type:...

  • Page 38: Memory Card Slot

    IMB-G41A Micro-ATX Motherboard Description IR-RX IR-TX Table 3-10: Infrared Connector Pinouts 3.2.9 Memory Card Slot CN Label: DIMM1, DIMM2 CN Type: DIMM slot CN Location: F igure 3-13 The DIMM slots are for DIMM memory modules. Figure 3-10: Memory Card Slot Location...

  • Page 39: Northbridge Fan Connector

    IMB-G41A Micro-ATX Motherboard 3.2.10 Northbridge Fan Connector CN Label: NB_FAN1 3-pin header CN Type: CN Location: See Figure 3-21 CN Pinouts: See Table 3-20 The Northbridge fan connector attaches to a Northbridge cooling fan. Figure 3-11: Northbridge Fan Connector Location...

  • Page 40: Parallel Ata (Ide) Connector

    IMB-G41A Micro-ATX Motherboard 3.2.11 Parallel ATA (IDE) Connector CN Label: PIDE1 44-pin box header (2x22) CN Type: CN Location: See Figure 3-12 CN Pinouts: See Table 3-12 The Parallel ATA (IDE) connector can connect to a Parallel ATA (IDE) hard drive or optical device.

  • Page 41: Pci Card Slot

    IMB-G41A Micro-ATX Motherboard Description Description DATA 1 DATA 14 DATA 0 DATA 15 GROUND IDE DRQ GROUND IOW# GROUND IOR# GROUND IDE CHRDY BALE - DEFAULT IDE DACK GROUND INTERRUPT PDIAG# HDC CS0# HDC CS1# HDD ACTIVE# GROUND Table 3-12: Parallel ATA (IDE) Connector Pinouts 3.2.12 PCI Card Slot...

  • Page 42: Pci Express Power

    IMB-G41A Micro-ATX Motherboard Figure 3-13: PCI Card Slot Location 3.2.13 PCI Express Power CN Label: PCIE_12V1 CN Type: 4-pin Molex CN Location: See Figure 3-14 CN Pinouts: See Table 3-13 Provides extra power to the PCIe x16 card. Page 30...

  • Page 43: Pci Express X1 Slot

    IMB-G41A Micro-ATX Motherboard Figure 3-14: PCIe Power Description VCC5V VCC12V Table 3-13: PCIe Power 3.2.14 PCI Express x1 Slot CN Label: PCIEX1_1 CN Type: PCIe x1 card slot CN Location: See Figure 3-15 CN Pinouts: See Table 3-14 The PCIe x1 expansion card slot is for PCIe x1 expansion cards.

  • Page 44: Figure 3-15: Pcie X1 Slot Location

    IMB-G41A Micro-ATX Motherboard Figure 3-15: PCIe x1 Slot Location Description Description +12v PRSNT#1 +12v +12v RSVD +12v SMCLK JTAG2 SMDAT JTAG3 JTAG4 +3.3v JTAG5 JTAG1 +3.3v 3.3 Vaux +3.3v WAKE# PWRGD RSVD REFCLK+ HSOp(0) REFCLK- HSOn(0) HSIp(0) PRSNT#2 HSIn(0) Page 32...

  • Page 45: Pci Express X16 Slot

    IMB-G41A Micro-ATX Motherboard Description Description Table 3-14: PCIe x1 Slot Pinouts 3.2.15 PCI Express x16 Slot CN Label: PCIEX16_1 CN Type: PCIe x16 card slot CN Location: See Figure 3-16 CN Pinouts: See Table 3-15 (Side A) Table 3-16 (Side B) The PCIe x16 expansion cards slot is for PCIe x16 expansion cards.

  • Page 46: Table 3-15: Pcie X16 Side A Pinouts

    IMB-G41A Micro-ATX Motherboard Description Description Description Description JTAG4 HSIp(3) RSVD JTAG5 HSIn(3) HSIp(13) +3.3v HSIp(8) HSIn(13) +3.3v RSVD HSIn(8) PWRGD RSVD HSIp(14) REFCLK+ HSIp(4) HSIp(9) HSIn(14) REFCLK- HSIn(4) HSIn(9) HSIp(0) HSIp(15) HSIn(0) HSIp(5) HSIp(10) HSIn(15) HSIn(5) HSIn(10) RSVD Table 3-15: PCIe x16 Side A Pinouts...

  • Page 47: Sata Drive Connectors

    IMB-G41A Micro-ATX Motherboard Description Description Description Description HSOn(0) HSOp(15) HSOp(5) HSOp(10) HSOn(15) PRSNT#2 HSOn(5) HSOn(10) PRSNT#2 HSOp(1) RSVD#2 HSOn(1) HSOp(6) HSOp(11) HSOn(6) HSOn(11) Table 3-16: PCIe x16 Side B Pinouts 3.2.16 SATA Drive Connectors CN Label: SATA1~4 CN Type: 7-pin SATA drive connectors...

  • Page 48: Serial Port Connector, Rs-232/422/485

    IMB-G41A Micro-ATX Motherboard 3.2.17 Serial Port Connector, RS-232/422/485 CN Label: COM2 14-pin header (2x7) CN Type: CN Location: See Figure 3-18 CN Pinouts: See Table 3-17 Used for RS-232/422/485 communications. Figure 3-18: Serial Port Connector Location PIN NO. DESCRIPTION PIN NO.

  • Page 49: Serial Port Connectors, Rs-232

    IMB-G41A Micro-ATX Motherboard 3.2.18 Serial Port Connectors, RS-232 CN Label: COM3-6, COM7-10 40-pin header (2x20) CN Type: CN Location: See Figure 3-19 CN Pinouts: See Table 3-18 Each of these connectors provides RS-232 connections for four serial ports. Figure 3-19: Serial Port Connector Location PIN NO.

  • Page 50: S/Pdif Connector

    IMB-G41A Micro-ATX Motherboard PIN NO. DESCRIPTION PIN NO. DESCRIPTION DATA CARRIER DETECT (DCD3) DATA SET READY (DSR3) RECEIVE DATA (RXD3) REQUEST TO SEND (RTS3) TRANSMIT DATA (TXD3) CLEAR TO SEND (CTS3) DATA TERMINAL READY (DTR3) RING INDICATOR (RI3) DATA CARRIER DETECT (DCD4)

  • Page 51: System Fan Connector

    IMB-G41A Micro-ATX Motherboard DESCRIPTION VCC AUDIO SPDIF OUT GND AUDIO SPDIF IN Table 3-19: SPDIF Connector Pinouts 3.2.20 System Fan Connector CN Label: SYS_FAN1 CN Type: 3-pin header CN Location: See Figure 3-21 CN Pinouts: See Table 3-20 The fan connector attaches to a cooling fan.

  • Page 52: Usb Connectors

    IMB-G41A Micro-ATX Motherboard PIN NO. DESCRIPTION +12 V Table 3-20: System Fan Connector Pinouts 3.2.21 USB Connectors CN Label: USB45, USB67 CN Type: 8-pin header (2x4) CN Location: See Figure 3-22 CN Pinouts: See Table 3-21 The USB connectors connect to USB devices. Each pin header provides two USB ports.

  • Page 53: External Peripheral Interface Connector Panel

    IMB-G41A Micro-ATX Motherboard PIN NO. DESCRIPTION PIN NO. DESCRIPTION DATAN- DATAM+ DATAN+ DATA1M- Table 3-21: USB Port Connector Pinouts 3.3 External Peripheral Interface Connector Panel The figure below shows the external peripheral interface connector (EPIC) panel. The EPIC panel consists of the following: Figure 3-23: External Peripheral Interface Connector 3.3.1 Audio Connector...

  • Page 54: Keyboard/Mouse Connector

    IMB-G41A Micro-ATX Motherboard Figure 3-24: Audio Connector 3.3.2 Keyboard/Mouse Connector CN Label: KBMS1 CN Type: Dual PS/2 CN Location: See Figure 3-23 See Figure 3-25 and Table 3-22 CN Pinouts: The PS/2 ports are for connecting a PS/2 mouse and a PS/2 keyboard.

  • Page 55: Lan Connector

    IMB-G41A Micro-ATX Motherboard Figure 3-25: PS/2 Pinouts 3.3.3 LAN Connector CN Label: LAN1, LAN2 CN Type: RJ-45 CN Location: See Figure 3-23 CN Pinouts: See Table 3-23 The LAN connector connects to a local network. DESCRIPTION DESCRIPTION TXA+ TXC- TXA-...

  • Page 56: Serial Port Connectors (Com1)

    IMB-G41A Micro-ATX Motherboard PIN NO. DESCRIPTION PIN NO. DESCRIPTION STROBE# AUTO FORM FEED # DATA 0 ERROR# DATA 1 INITIALIZE DATA 2 PRINTER SELECT IN# DATA 3 GROUND DATA 4 GROUND DATA 5 GROUND DATA 6 GROUND DATA 7 GROUND...

  • Page 57: Usb Connector

    IMB-G41A Micro-ATX Motherboard PIN NO. DESCRIPTION PIN NO. DESCRIPTION Table 3-25: Serial Port Pinouts Figure 3-27: Serial Port Pinouts 3.3.6 USB Connector CN Label: USB01, USB23 CN Type: USB port CN Location: See Figure 3-23 CN Pinouts: See Table 3-26 The USB connector can be connected to a USB device.

  • Page 58: Vga Connector

    IMB-G41A Micro-ATX Motherboard 3.3.7 VGA Connector CN Label: 3IN1_DSUB1 15-pin Female CN Type: CN Location: See Figure 3-23 CN Pinouts: See Figure 3-28 and Table 3-27 The VGA connector connects to a monitor that accepts a standard VGA input. DESCRIPTION...

  • Page 59: Installation

    IMB-G41A Micro-ATX Motherboard Chapter Installation Page 47...

  • Page 60: Anti-Static Precautions

    Electrostatic discharge (ESD) can cause serious damage to electronic components, including the IMB-G41A. Dry climates are especially susceptible to ESD. It is therefore critical that whenever the IMB-G41A or any other electrical component is handled, the following anti-static precautions are strictly adhered to.
  • Page 61 This helps to prevent potential ESD damage. Turn all power to the IMB-G41A off: When working with the IMB-G41A, make sure that it is disconnected from all power supplies and that no electricity is being fed into the system.

  • Page 62: Socket Lga775 Cpu Installation

    IMB-G41A Micro-ATX Motherboard 4.2.1 Socket LGA775 CPU Installation NOTE: To enable Hyper-Threading, the CPU and chipset must both support it. WARNING: CPUs are expensive and sensitive components. When installing the CPU please be careful not to damage it in anyway. Make sure the CPU is installed properly and ensure the correct cooling kit is properly installed.

  • Page 63: Figure 4-2: Remove Protective Cover

    IMB-G41A Micro-ATX Motherboard Step 1: Remove the protective cover. The black protective cover can be removed by pulling up on the tab labeled "Remove". See Figure 4-2. Figure 4-2: Remove Protective Cover Step 2: Open the socket. Disengage the load lever by pressing the lever down and slightly outward to clear the retention tab.

  • Page 64: Figure 4-4: Insert The Socket Lga775 Cpu

    IMB-G41A Micro-ATX Motherboard Step 4: Orientate the CPU properly. The contact array should be facing the CPU socket. Step 5: Correctly position the CPU. Match the Pin 1 mark with the cut edge on the CPU socket. Step 6: Align the CPU pins. Locate pin 1 and the two orientation notches on the CPU.

  • Page 65: Socket Lga775 Cooling Kit Installation

    IMB-G41A Micro-ATX Motherboard 4.2.2 Socket LGA775 Cooling Kit Installation WARNING: DO NOT use the original Intel® heat sink and fan. A proprietary one is recommended. Figure 4-5: Cooling Kits (CF-520 and CF-775A) The cooling kit can be bought from IEI. The cooling kit has a heatsink and fan.

  • Page 66: Figure 4-6: Securing The Heat Sink To The Imb-G41A

    Step 6: Connect the fan cable. Connect the cooling kit fan cable to the fan connector on the IMB-G41A. Carefully route the cable and avoid heat generating chips and fan blades. Step 0:...

  • Page 67: Dimm Installation

    IMB-G41A Micro-ATX Motherboard 4.2.3 DIMM Installation To install a DIMM, please follow the steps below and refer to Figure 4-7. Figure 4-7: DIMM Installation Step 1: Open the DIMM socket handles. Open the two handles outwards as far as they can. See Figure 4-7.

  • Page 68: Jumper Settings

    IMB-G41A Micro-ATX Motherboard 4.3 Jumper Settings NOTE: A jumper is a metal bridge used to close an electrical circuit. It consists of two or three metal pins and a small metal clip (often protected by a plastic cover) that slides over the pins to connect them. To...

  • Page 69: At/Atx Power Mode

    IMB-G41A Micro-ATX Motherboard 4.3.1 AT/ATX Power Mode Jumper Label: JAUTO1 2-pin header Jumper Type: Jumper Settings: See Table 4-2 Jumper Location: See Figure 4-8 The AT Power Select jumper specifies the systems power mode as AT or ATX. Setting Description...

  • Page 70: Com Pin 9 Setting Jumper (Com7~Com10)

    IMB-G41A Micro-ATX Motherboard To reset the BIOS, move the jumper to the "Clear BIOS" position for 3 seconds or more, and then move back to the default position. Setting Description Normal Clear BIOS Table 4-3: Clear BIOS Jumper Settings Figure 4-9: Clear BIOS Jumper Location 4.3.3 COM Pin 9 Setting Jumper (COM7~COM10)

  • Page 71: Com Pin 9 Setting Jumper (Com7~Com10)

    IMB-G41A Micro-ATX Motherboard Setting Description COM RI Pin use voltage COM RI Pin use RI Table 4-4: COM 1 Pin 9 Setting Jumper Settings Figure 4-10: COM 1 Pin 9 Setting Jumper Location 4.3.4 COM Pin 9 Setting Jumper (COM7~COM10)

  • Page 72: Internal Peripheral Device Connections

    This section outlines the installation of peripheral devices to the onboard connectors. 4.4.1 SATA Drive Connection The IMB-G41A is shipped with two SATA drive cables and one SATA drive power cable. To connect the SATA drives to the connectors, please follow the steps below.

  • Page 73: Figure 4-12: Sata Drive Cable Connection

    IMB-G41A Micro-ATX Motherboard Step 1: Locate the connectors. The locations of the SATA drive connectors are shown in Chapter 3. Step 2: Insert the cable connector. Press the clip on the connector at the end of the SATA cable and insert the cable connector into the on-board SATA drive connector.

  • Page 74: Usb Cable (Dual Port) With Slot Bracket (Optional)

    IMB-G41A Micro-ATX Motherboard Figure 4-13: SATA Power Drive Connection 4.4.2 USB Cable (Dual Port) with Slot Bracket (Optional) The IMB-G41A is shipped with a dual port USB 2.0 cable. To connect the USB cable connector, please follow the steps below. Step 5: Locate the connectors.

  • Page 75: External Peripheral Interface Connection

    This section describes connecting devices to the external connectors on the IMB-G41A. 4.5.1 Audio Connector The audio jacks on the external audio connector enable the IMB-G41A to be connected to a stereo sound setup. Each jack supports both input and output. When connecting a device, the High Definition Audio utility will automatically detect input or output.

  • Page 76: Lan Connection

    Locate the RJ-45 connectors. The locations of the USB connectors are shown in Chapter 4. Step 5: Align the connectors. Align the RJ-45 connector on the LAN cable with one of the RJ-45 connectors on the IMB-G41A. See Figure 4-16. Page 64...

  • Page 77: Parallel Device Connection

    RJ-45 connector into the on-board RJ-45 connector. Step 0: 4.5.3 Parallel Device Connection The IMB-G41A has a single female DB-25 connector on the external peripheral interface panel for parallel devices. Follow the steps below to connect a parallel device to the IMB-G41A.

  • Page 78: Ps/2 Keyboard And Mouse Connection

    Step 0: 4.5.4 PS/2 Keyboard and Mouse Connection The IMB-G41A has a dual PS/2 connector on the external peripheral interface panel. The dual PS/2 connector is used to connect to a keyboard and mouse to the system. Follow the steps below to connect a keyboard and mouse to the IMB-G41A.

  • Page 79: Serial Device Connection

    IMB-G41A Micro-ATX Motherboard Figure 4-18: PS/2 Keyboard/Mouse Connector 4.5.5 Serial Device Connection The IMB-G41A has a single female DB-9 connector on the external peripheral interface panel for a serial device. Follow the steps below to connect a serial device to the IMB-G41A.

  • Page 80: Usb Connection (Dual Connector)

    4.5.6 USB Connection (Dual Connector) The external USB Series "A" receptacle connectors provide easier and quicker access to external USB devices. Follow the steps below to connect USB devices to the IMB-G41A. Step 1: Locate the USB Series "A" receptacle connectors. The location of the USB Series "A"...

  • Page 81: Vga Monitor Connection

    Figure 4-20: USB Connector 4.5.7 VGA Monitor Connection The IMB-G41A has a single female DB-15 connector on the external peripheral interface panel. The DB-15 connector is connected to a CRT or VGA monitor. To connect a monitor to the IMB-G41A, please follow the instructions below.

  • Page 82: Software Installation

    Step 0: 4.6 Software Installation All the drivers for the IMB-G41A are on the CD that came with the system. To install the drivers, please follow the steps below. Step 1: Insert the CD into a CD drive connected to the system.

  • Page 83: Figure 4-22: Introduction Screen

    IMB-G41A Micro-ATX Motherboard Figure 4-22: Introduction Screen Step 3: Click IMB-G41A. Step 4: A new screen with a list of available drivers appears (Figure 4-23). Figure 4-23: Available Drivers Step 5: Install all of the necessary drivers in this menu.

  • Page 84: Bios

    IMB-G41A Micro-ATX Motherboard Chapter BIOS Page 72...

  • Page 85: Introduction

    IMB-G41A Micro-ATX Motherboard 5.1 Introduction The BIOS is programmed onto the BIOS chip. The BIOS setup program allows changes to certain system settings. This chapter outlines the options that can be changed. 5.1.1 Starting Setup The AMI BIOS is activated when the computer is turned on. The setup program can be activated in one of two ways.

  • Page 86: Getting Help

    IMB-G41A Micro-ATX Motherboard Function F2 /F3 key Change color from total 16 colors. F2 to select color forward. F10 key Save all the CMOS changes, only for Main Menu Table 5-1: BIOS Navigation Keys 5.1.3 Getting Help When F1 is pressed a small help window describing the appropriate keys to use and the possible selections for the highlighted item appears.

  • Page 87: Main

    IMB-G41A Micro-ATX Motherboard 5.2 Main The Main BIOS menu (BIOS Menu 1) appears when the BIOS Setup program is entered. The Main menu gives an overview of the basic system information. BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset...

  • Page 88: Advanced

    IMB-G41A Micro-ATX Motherboard The System Overview field also has two user configurable fields: System Time [xx:xx:xx] Use the System Time option to set the system time. Manually enter the hours, minutes and seconds. System Date [xx/xx/xx] Use the System Date option to set the system date. Manually enter the day, month and year.

  • Page 89: Cpu Configuration

    IMB-G41A Micro-ATX Motherboard BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Advanced Settings Configure CPU ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ WARNING: Setting wrong values in below sections may cause system to malfunction > CPU Configuration > IDE Configuration > SuperIO Configuration Select Screen >...

  • Page 90: Ide Configuration

    IMB-G41A Micro-ATX Motherboard Manufacturer: Lists the name of the CPU manufacturer Brand String: Lists the brand name of the CPU being used Frequency: Lists the CPU processing speed FSB Speed: Lists the FSB speed Cache L1: Lists the CPU L1 cache size Cache L2: Lists the CPU L2 cache size The following CPU Configuration menu items can be configured.

  • Page 91: Bios Menu 4: Ide Configuration

    IMB-G41A Micro-ATX Motherboard BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit IDE Configuration DISABLED: disable the ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ integrated IDE controller. ATA/IDE Configuration [Enhanced] PRIMARY: enables only Configure SATA as [IDE] the Primary IDE Configure SATA Channels [Before PATA]...

  • Page 92: Ide Master, Ide Slave

    IMB-G41A Micro-ATX Motherboard Configures SATA devices as normal IDE device. EFAULT Configure SATA Channels [Behind PATA] Use the Configure SATA Channels option to determine how SATA channels and PATA channels are ordered. Puts SATA channels before PATA channels. Before PATA Behind PATA Puts SATA channels behind PATA channels.

  • Page 93: Bios Menu 5: Ide Master And Ide Slave Configuration

    IMB-G41A Micro-ATX Motherboard BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Primary IDE Master Select the type of device ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ connected to the system Device :Not Detected Type [Auto] LBA/Large Mode [Auto] Block (Multi-Sector Transfer) [Auto] PIO Mode...
  • Page 94 IMB-G41A Micro-ATX Motherboard 32Bit Data Transfer: Enables 32-bit data transfer. Type [Auto] Use the Type BIOS option select the type of device the AMIBIOS attempts to boot from after the Power-On Self-Test (POST) is complete. Not Installed BIOS is prevented from searching for an IDE disk drive on the specified channel.
  • Page 95 IMB-G41A Micro-ATX Motherboard Block (Multi Sector Transfer) [Auto] Use the Block (Multi Sector Transfer) to disable or enable BIOS to auto detect if the device supports multi-sector transfers. Disabled BIOS is prevented from using Multi-Sector Transfer on the specified channel. The data to and from the device occurs one sector at a time.
  • Page 96 IMB-G41A Micro-ATX Motherboard Auto BIOS auto detects the DMA mode. Use this value if the IDE EFAULT disk drive support cannot be determined. Single Word DMA mode 0 selected with a maximum data SWDMA0 transfer rate of 2.1 MB/s SWDMA1 Single Word DMA mode 1 selected with a maximum data transfer rate of 4.2 MB/s...

  • Page 97: Super Io Configuration

    IMB-G41A Micro-ATX Motherboard S.M.A.R.T [Auto] Use the S.M.A.R.T option to auto-detect, disable or enable Self-Monitoring Analysis and Reporting Technology (SMART) on the drive on the specified channel. S.M.A.R.T predicts impending drive failures. The S.M.A.R.T BIOS option enables or disables this function.

  • Page 98: Bios Menu 6: Super Io Configuration

    IMB-G41A Micro-ATX Motherboard BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Configure ITE8783 Super I/O Chipset Allows BIOS to select ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ Serial Port Base Addresses Serial Port1 Address [3F8] Serial Port1 IRQ Serial Port2 Address [2F8] Serial Port2 IRQ...
  • Page 99 IMB-G41A Micro-ATX Motherboard Serial Port1 IRQ [4] Use the Serial Port1 IRQ option to select the interrupt address for serial port 1. Serial port 1 IRQ address is 3 Serial port 1 IRQ address is 4 EFAULT Serial port 1 IRQ address is 10...
  • Page 100 IMB-G41A Micro-ATX Motherboard Serial Port 3 I/O port address is 3E8. EFAULT Serial Port 3 I/O port address is 2E8. Serial Port 3 I/O port address is 2F0. Serial Port 3 I/O port address is 2E0. Serial Port3 IRQ [4] Use the Serial Port3 IRQ option to select the interrupt address for serial port 3.
  • Page 101 IMB-G41A Micro-ATX Motherboard Serial Port 4 I/O port address is 2E8. EFAULT Serial Port 4 I/O port address is 2F0. Serial Port 4 I/O port address is 2E0. Serial Port4 IRQ [4] Use the Serial Port4 IRQ option to select the interrupt address for serial port 4.
  • Page 102 IMB-G41A Micro-ATX Motherboard Serial Port 5 I/O port address is 2F0. EFAULT Serial Port 5 I/O port address is 2E0. Serial Port5 IRQ [4] Use the Serial Port5 IRQ option to select the interrupt address for serial port 5. Serial port 5 IRQ address is 3...
  • Page 103 IMB-G41A Micro-ATX Motherboard Serial Port 6 I/O port address is 2E0. EFAULT Serial Port6 IRQ [4] Use the Serial Port6 IRQ option to select the interrupt address for serial port 6. Serial port 6 IRQ address is 3 Serial port 6 IRQ address is 4...
  • Page 104 IMB-G41A Micro-ATX Motherboard Serial port 7 IRQ address is 3 EFAULT Serial port 7 IRQ address is 4 Serial port 7 IRQ address is 10 Serial port 7 IRQ address is 11 Serial Port8 Address [2D8] Use the Serial Port8 Address option to select the Serial Port 8 base address.
  • Page 105 IMB-G41A Micro-ATX Motherboard Serial Port 9 I/O port address is 2C8. Serial Port9 IRQ [3] Use the Serial Port9 IRQ option to select the interrupt address for serial port 9. Serial port 9 IRQ address is 3 EFAULT Serial port 9 IRQ address is 4...
  • Page 106 IMB-G41A Micro-ATX Motherboard Disabled No base address is assigned to the Parallel Port Parallel Port I/O port address is 378 EFAULT Parallel Port I/O port address is 278 Parallel Port I/O port address is 3BC Parallel Port Mode [Normal] Use the Parallel Port Mode option to select the mode the parallel port operates in.

  • Page 107: Hardware Health Configuration

    IMB-G41A Micro-ATX Motherboard IRQ5 IRQ5 is assigned as the parallel port interrupt address IRQ7 is assigned as the parallel port interrupt address IRQ7 EFAULT 5.3.4 Hardware Health Configuration The Hardware Health Configuration menu (BIOS Menu 7) shows the operating temperature, fan speeds and system voltages.
  • Page 108 IMB-G41A Micro-ATX Motherboard PWM Manual mode The fan spins at the speed set in: Fan PWM control Temp. Limit of OFF [000] WARNING: CPU failure can result if this value is set too high The fan will turn off if the temperature falls below this value.

  • Page 109: Power Configuration

    IMB-G41A Micro-ATX Motherboard 0 PWM 1 PWM 2 PWM 4 PWM 8 PWM 16 PWM 32 PWM 64 PWM CPU Fan PWM Control [070] This value specifies the speed of the fan. PWM Minimum Mode: 0 PWM Maximum Mode: 127 Hardware Health Monitoring The following system parameters and values are shown.

  • Page 110: Acpi Settings

    IMB-G41A Micro-ATX Motherboard BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ Some SATA CD/DVD in AHCI > ACPI Configuration mode need to wait ready > APM Configuration longer Select Screen ↑ ↓ Select Item Enter Go to SubScreen...

  • Page 111: Apm Configuration

    IMB-G41A Micro-ATX Motherboard Suspend Mode [S1(POS)] Use the Suspend Mode option to specify the sleep state the system enters when it is not being used. S1 (POS) The system enters S1 (POS) sleep state. The system EFAULT appears off. The CPU is stopped; RAM is refreshed; the system is running in a low power mode.
  • Page 112 IMB-G41A Micro-ATX Motherboard Last State The system returns to its previous state. If it was on, it turns itself on. If it was off, it remains off. Resume on Keyboard/Mouse [Disabled] Use the Resume on Keyboard/Mouse BIOS option to enable activity on either the keyboard or mouse to rouse the system from a suspend or standby state.

  • Page 113: Remote Access Configuration

    IMB-G41A Micro-ATX Motherboard Resume on PCI-Express WAKE# [Enabled] The Resume on PCI-Express WAKE# BIOS option specifies if the system is roused from a suspended or standby state when there is activity on the PCI-Express bus. Disabled Wake event not generated by PCI-Express activity...

  • Page 114: Bios Menu 11: Remote Access Configuration

    IMB-G41A Micro-ATX Motherboard BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Configure Remote Access type and parameters ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ Remote Access [Disabled] Serial port number [COM1] Base Address, IRQ [3F8H, 4] Serial Port Mode [115200 8,n,1] Redirection After BIOS POST...
  • Page 115 IMB-G41A Micro-ATX Motherboard COM1 System is remotely accessed through COM1 EFAULT System is remotely accessed through COM2 COM2 NOTE: Make sure the selected COM port is enabled through the Super I/O configuration menu. Base Address, IRQ [2F8h,3] The Base Address, IRQ option cannot be configured and only shows the interrupt address of the serial port listed above.

  • Page 116: Usb Configuration

    IMB-G41A Micro-ATX Motherboard Always Redirection is always active (Some OSes may not EFAULT work if set to Always) Terminal Type [ANSI] Use the Terminal Type BIOS option to specify the remote terminal type. The target terminal type is ANSI ANSI...
  • Page 117 IMB-G41A Micro-ATX Motherboard USB Devices Enabled The USB Devices Enabled field lists the USB devices that are enabled on the system USB Function [Enabled] Use the USB Function BIOS option to enable or disable USB function support. Disabled USB function support disabled...

  • Page 118: Pci/Pnp

    IMB-G41A Micro-ATX Motherboard FullSpeed The controller is capable of operating at 12 Mb/s The controller is capable of operating at 480 Mb/s HiSpeed EFAULT 5.4 PCI/PnP Use the PCI/PnP menu (BIOS Menu 13) to configure advanced PCI and PnP settings.
  • Page 119 IMB-G41A Micro-ATX Motherboard IRQ# [Available] Use the IRQ# address to specify what IRQs can be assigned to a particular peripheral device. Available The specified IRQ is available to be used by EFAULT PCI/PnP devices The specified IRQ is reserved for use by Legacy ISA...

  • Page 120: Boot

    IMB-G41A Micro-ATX Motherboard DM Channel 5 DM Channel 6 DM Channel 7 Reserved Memory Size [Disabled] Use the Reserved Memory Size BIOS option to specify the amount of memory that should be reserved for legacy ISA devices. Disabled No memory block reserved for legacy ISA devices...

  • Page 121: Boot Settings Configuration

    IMB-G41A Micro-ATX Motherboard 5.5.1 Boot Settings Configuration Use the Boot Settings Configuration menu (BIOS Menu 15) to configure advanced system boot options. BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Boot Settings Configuration Allows BIOS to skip ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯...
  • Page 122 IMB-G41A Micro-ATX Motherboard AddOn ROM Display Mode [Force BIOS] Use the AddOn ROM Display Mode option to allow add-on ROM (read-only memory) messages to be displayed. Force BIOS The system forces third party BIOS to display EFAULT during system boot.

  • Page 123: Boot Device Priority

    IMB-G41A Micro-ATX Motherboard 5.5.2 Boot Device Priority Use the Boot Device Priority menu (BIOS Menu 16) to specify the boot sequence from the available devices. The drive sequence also depends on the boot sequence in the individual device section. BIOS SETUP UTILITY...

  • Page 124: Hard Disk Drives

    IMB-G41A Micro-ATX Motherboard 5.5.3 Hard Disk Drives Use the Hard Disk Drives menu to specify the boot sequence of the available HDDs. Only installed hard drives are shown. BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Hard Disk Drives Specifies the boot ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯...

  • Page 125: Removable Drives

    IMB-G41A Micro-ATX Motherboard 5.5.4 Removable Drives Use the Removable Drives menu (BIOS Menu 18) to specify the boot sequence of the removable drives. Only connected drives are shown. BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Hard Disk Drives Specifies the boot ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯...

  • Page 126: Security

    IMB-G41A Micro-ATX Motherboard The boot sequence from the available devices is selected. If the “1st Drive” option is selected a list of available CD/DVD drives is shown. Select the first CD/DVD drive the system boots from. If the “1st Drive” is not used for booting this option may be disabled.

  • Page 127: Chipset

    IMB-G41A Micro-ATX Motherboard Change Supervisor Password Use the Change Supervisor Password to set or change a supervisor password. The default for this option is Not Installed. If a supervisor password must be installed, select this field and enter the password. After the password has been added, Install appears next to Change Supervisor Password.

  • Page 128: Northbridge Configuration

    IMB-G41A Micro-ATX Motherboard BIOS SETUP UTILITY Main Advanced PCIPNP Boot Security Chipset Exit Advanced Chipset Settings ⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯⎯ WARNING: Setting wrong values in below section may cause system to malfunction. > Northbridge Configuration > Southbridge Configuration Select Screen ↑ ↓ Select Item...
  • Page 129 IMB-G41A Micro-ATX Motherboard Memory Remap Feature [Enabled] Use the Memory Remap Feature option to allow the overlapped PCI memory above the total physical memory to be remapped. Enabled Overlapped PCI memory can be remapped EFAULT Overlapped PCI memory cannot be remapped...

  • Page 130: Southbridge Configuration

    IMB-G41A Micro-ATX Motherboard Disable 32 MB of memory used by internal graphics device Enable, 32 MB EFAULT Enable, 64 MB 64 MB of memory used by internal graphics device Enable, 128 MB 128 MB of memory used by internal graphics device 5.7.2 Southbridge Configuration...

  • Page 131: Exit

    IMB-G41A Micro-ATX Motherboard modulates changes in the extreme values from spikes to flat curves, thus reducing the EMI. This benefit may in some cases be outweighed by problems with timing-critical devices, such as a clock-sensitive SCSI device. Disabled EMI not reduced...
  • Page 132 IMB-G41A Micro-ATX Motherboard Discard Changes Use the Discard Changes option to discard the changes and remain in the BIOS configuration setup program. Load Optimal Defaults Use the Load Optimal Defaults option to load the optimal default values for each of the parameters on the Setup menus.

  • Page 133: Abios Options

    IMB-G41A Micro-ATX Motherboard Appendix BIOS Options Page 121...
  • Page 134 IMB-G41A Micro-ATX Motherboard Below is a list of BIOS configuration options in the BIOS chapter. 　 System Overview .........................75 　 System Time [xx:xx:xx] .......................76 　 System Date [xx/xx/xx] ......................76 　 Intel (R) SpeedStep (tm) tech. [Enabled] ................78 　 Intel (R) C-STATE tech. [Enabled] ..................78 　...
  • Page 135 IMB-G41A Micro-ATX Motherboard 　 Serial Port7 Address [2D0]....................91 　 Serial Port7 IRQ [3] ......................91 　 Serial Port8 Address [2D8]....................92 　 Serial Port8 IRQ [3] ......................92 　 Serial Port9 Address [2C0]....................92 　 Serial Port9 IRQ [3] ......................93 　 Serial Port10 Address [2C8]....................93 　...
  • Page 136 IMB-G41A Micro-ATX Motherboard 　 Legacy USB Support [Enabled]..................105 　 USB2.0 Controller Mode [HiSpeed]................. 105 　 IRQ# [Available] ........................ 107 　 DMA Channel# [Available] ....................107 　 Reserved Memory Size [Disabled] .................. 108 　 Quick Boot [Enabled] ....................... 109 　...

  • Page 137: B Terminology

    IMB-G41A Micro-ATX Motherboard Appendix Terminology Page 125...
  • Page 138 IMB-G41A Micro-ATX Motherboard AC ’97 Audio Codec 97 (AC’97) refers to a codec standard developed by Intel® in 1997. ACPI Advanced Configuration and Power Interface (ACPI) is an OS-directed configuration, power management, and thermal management interface. AHCI Advanced Host Controller Interface (AHCI) is a SATA Host controller register-level interface.
  • Page 139 IMB-G41A Micro-ATX Motherboard DIMM Dual Inline Memory Modules are a type of RAM that offer a 64-bit data bus and have separate electrical contacts on each side of the module. The digital inputs and digital outputs are general control signals that control the on/off circuit of external devices or TTL devices.
  • Page 140 IMB-G41A Micro-ATX Motherboard LVDS Low-voltage differential signaling (LVDS) is a dual-wire, high-speed differential electrical signaling system commonly used to connect LCD displays to a computer. POST The Power-on Self Test (POST) is the pre-boot actions the system performs when the system is turned-on.

  • Page 141: C Digital I/O Interface

    IMB-G41A Micro-ATX Motherboard Appendix Digital I/O Interface Page 129...

  • Page 142: Introduction

    IMB-G41A Micro-ATX Motherboard C.1 Introduction The DIO connector on the IMB-G41A is interfaced to GPIO ports on the Super I/O chipset. The DIO has both 4-bit digital inputs and 4-bit digital outputs. The digital inputs and digital outputs are generally control signals that control the on/off circuit of external devices or TTL devices.

  • Page 143: D Watchdog Timer

    IMB-G41A Micro-ATX Motherboard Appendix Watchdog Timer Page 131...
  • Page 144 IMB-G41A Micro-ATX Motherboard NOTE: The following discussion applies to DOS environment. Contact IEI support or visit the IEI website for specific drivers for other operating systems. The Watchdog Timer is provided to ensure that standalone systems can always recover from catastrophic conditions that cause the CPU to crash. This condition may have occurred by external EMIs or a software bug.
  • Page 145 IMB-G41A Micro-ATX Motherboard NOTE: When exiting a program it is necessary to disable the Watchdog Timer, otherwise the system resets. EXAMPLE PROGRAM: ; INITIAL TIMER PERIOD COUNTER W_LOOP: AX, 6F02H ;setting the time-out value BL, 30 ;time-out value is 48 seconds ;...

  • Page 146: E Compatibility

    IMB-G41A Micro-ATX Motherboard Appendix Compatibility Page 134...

  • Page 147: Compatible Operating Systems

    The compatible items described here have been tested by the IEI R&D team and found to be compatible with the IMB-G41A E.1 Compatible Operating Systems The following operating systems have been successfully run on the IMB-G41A. MS-DOS 6.22 Microsoft Windows XP (32-bit) Microsoft Windows 2000 Red Hat 9.0...

  • Page 148: F Hazardous Materials Disclosure

    IMB-G41A Micro-ATX Motherboard Appendix Hazardous Materials Disclosure Page 136...

  • Page 149: Hazardous Materials Disclosure Table For Ipb Products Certified As Rohs Compliant Under 2002/95/Ec Without Mercury

    IMB-G41A Micro-ATX Motherboard F.1 Hazardous Materials Disclosure Table for IPB Products Certified as RoHS Compliant Under 2002/95/EC Without Mercury The details provided in this appendix are to ensure that the product is compliant with the Peoples Republic of China (China) RoHS standards. The table below acknowledges the presences of small quantities of certain materials in the product, and is applicable to China RoHS only.
  • Page 150 IMB-G41A Micro-ATX Motherboard Part Name Toxic or Hazardous Substances and Elements Lead Mercury Cadmium Hexavalent Polybrominated Polybrominated Biphenyls Diphenyl (Pb) (Hg) (Cd) Chromium (CR(VI)) (PBB) Ethers (PBDE) Housing Display Printed Circuit Board Metal Fasteners Cable Assembly Fan Assembly Power Supply...
  • Page 151 IMB-G41A Micro-ATX Motherboard 此附件旨在确保本产品符合中国 RoHS 标准。以下表格标示此产品中某有毒物质的含量符 合中国 RoHS 标准规定的限量要求。 本产品上会附有”环境友好使用期限”的标签，此期限是估算这些物质”不会有泄漏或突变”的 年限。本产品可能包含有较短的环境友好使用期限的可替换元件，像是电池或灯管，这些元 件将会单独标示出来。 部件名称 有毒有害物质或元素 铅 汞 镉 六价铬 多溴联苯 多溴二苯 醚 (Pb) (Hg) (Cd) (CR(VI)) (PBB) (PBDE) 壳体 显示 印刷电路板 金属螺帽 电缆组装 风扇组装 电力供应组装 电池 O: 表示该有毒有害物质在该部件所有物质材料中的含量均在 SJ/T11363-2006 标准规定的限量要求以下。 X: 表示该有毒有害物质至少在该部件的某一均质材料中的含量超出 SJ/T11363-2006 标准规定的限量要求。...

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