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IEI Technology IMB-8550 User Manual

Micro-atx intel pentium m embedded motherboard
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IEI Technology Corp.
IMB-8550
®
®
Micro-ATX Intel
Pentium
M Embedded
Motherboard

User Manual

Rev. 1.0 January 2006

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Summary of Contents for IEI Technology IMB-8550

  • Page 1: User Manual

    IEI Technology Corp. IMB-8550 ® ® Micro-ATX Intel Pentium M Embedded Motherboard User Manual Rev. 1.0 January 2006...

  • Page 2: Revision History

    IMB-8550 Revision History Title IMB-8550 Micro-ATX Pentium M Embedded Motherboard User Manual Revision Number Description Date of Issue Initial release February 2006 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 manu- facturer.

  • Page 3: Table Of Contents

    ··································································································································· Table of Contents ························································································································· List of Tables ································································································································ List of Figures ······························································································································ CHAPTER 1 INTRODUCTION Product Overview ····················································································································· The IMB-8550 Embedded Motherboard ················································································· IMB-8550 Board Overview ······································································································· Technical Specifications ········································································································· System Monitoring ··························································································································· Package Contents ··························································································································· Optional Accessory Items ················································································································...
  • Page 4 IMB-8550 2.2.2 Rear Panel Connectors ································································································ 2-35 Onboard LED ················································································································· 2-39 CHAPTER 3 INSTALLATION Considerations Prior to Installation ·············································································· Preparing Your Motherboard ············································································································ Installation Notices ·························································································································· Unpacking Precautions ············································································································ Jumper Settings ·············································································································· JP1 (Clear CMOS) ··························································································································· JP1 Pin Configuration ······················································································································...
  • Page 5 IMB-8550 PCI Bus Interface ·························································································································· 3-20 Ethernet Connection (LAN Port on CN2) ······················································································· 3-20 USB Connection (USB1 and USB Ports on CN2) ·········································································· 3-20 CHAPTER 4 AMI BIOS SETUP Introduction ····························································································································· Starting Setup ························································································································· Using Setup ···························································································································· Getting Help ····························································································································...
  • Page 6 IMB-8550 Boot ········································································································································ 4-27 Bootup Num-Lock [On] ·········································································································· 4-29 Boot Device Priority ······················································································································· 4-29 Hard Disk Drives ···························································································································· 4-29 Removable Drives ························································································································· 4-29 CD/DVD Drives ······························································································································ 4-30 Security ···································································································································· 4-31 Chipset ····································································································································· 4-32 North Bridge Configuration ··································································································· 4-33 South Bridge Chipset Configuration ·····················································································...

  • Page 7: List Of Tables

    IMB-8550 3. Accessing the ALi RAID Utility ··························································································· List of Tables Table 1-1 Technical Specifications ................8 Table 2-1 Supported CPUs ...................2 Table 2-2 Important Features ................5 Table 2-3 Interface Connectors................8 Table 2-4 COM Port (Internal) Pinouts..............10 Table 2-5 USB (Internal) Port Pinouts..............12 Table 2-6 CN1 CFII Socket Pinouts ..............13...
  • Page 8 IRQ Mapping Table................3 Table B-4 DMA Channel Assignments..............3 List of Figures Figure 1-1 MB-8550 Board Overview..............4 Figure 2-1 IMB-8550 System Block Diagram ............4 Figure 2-2 External Interface Locations..............7 Figure 2-3 COM Port Locations................10 Figure 2-4 USB (Internal) Port................12 Figure 2-5 FAN1/FAN2 Connector................14...
  • Page 9 IMB-8550 Figure 2-21 USB Port .....................36 Figure 2-22 Parallel Port..................37 Figure 2-23 GbE Ethernet LAN (RJ-45) Port............37 Figure 2-24 LED1 Location..................39 Figure 3-2 JP1 Jumper Location ................4 Figure 3-3 JP4: Compact Flash Master/Slave Setting ...........6 Figure 3-4 JP7 Jumper Location ................7 Figure 3-5 JP8 LCD Voltage Selector..............8...

  • Page 10: Esd Precautions

    IMB-8550 damaged. ESD Precautions Observe all conventional anti-ESD methods while handling the CPU board. The use of a grounded wrist strap and an anti-static work pad is recommended. Avoid dust and debris or other static-accumulating materials in your work area.
  • Page 11 IMB-8550 Conventions Used in This Manual Naming From this point on and throughout the rest of this manual, the IMB-8550 is referred to as simply the “motherboard” or the “board.” WARNING! Warnings appear where overlooked details may cause damage to the equipment or result in personal injury.
  • Page 12 IMB-8550 Software and Firmware Updates Please contact your system vendor or visit IEI website (www.iei.com.tw) for the latest software or firmware updates. NOTE that the BIOS version and associated drivers installed on your system should provide the complete functionality listed in the specification sheet/user’s manual.

  • Page 13: Chapter 1 Introduction

    IMB-8550 Chapter Introduction...

  • Page 14: Table

    Flexible interface configuration to peripheral devices for continuous monitoring, wireless and simultaneous communications with storage or terminal devices. The IMB-8550 provides the following for the connections to a wide variety of peripheral devices: One (1) GbE Ethernet port Six (6) USB 2.0 ports...
  • Page 15 Various interfaces for Infrared, LPT, floppy, PS/2 keyboard/mouse, Digital I/O, etc. The IMB-8550 is built in accordance with Micro-ATX form factors. With interface connectors carefully aligned to the edges of PCB, airflow travel clear of obstructions through board surface and thus the chance of overheating is reduced.

  • Page 16: Imb-8550 Board Overview

    IMB-8550 User Manual IMB-8550 Board Overview Figure 1-1 IMB-8550 Board Overview NOTE: There are no configuration jumpers or connectors on the soldering side. ® Technology, Corp.

  • Page 17: Technical Specifications

    IMB-8550 Technical Specifications ® ® Supports Intel Pentium M Prescott/Celeron M socket 479 CPUs. CPU (mPGA479M) Supports FSB (Front Side Bus) up to 400MHz. L1/L2 cache varies with CPU processor. ® Northbridge: Intel 855GME Chipset ® Chipset Southbridge: Intel ICH4...
  • Page 18 IMB-8550 User Manual Core frequency: Display core frequency of 133MHz Render core frequency of 133MHz Compliant with DVI Specification 1.0 Floppy disk drive Supports up to two floppy disk drives, 5.25”(360KB and 1.2MB) interface and/or 3.5” (720KB, 1.44MB, and 2.88MB)
  • Page 19 IMB-8550 Realtime Clock 256-byte battery-back CMOS RAM System voltage detection Hardware Monitor CPU temperature detection CPU / System fan speed detection Enhanced clock control, local and global monitoring support for 14 individual devices, and various low-power (suspend) states; e.g., Suspend-to-DRAM and Suspend-to-Disk.

  • Page 20: System Monitoring

    Line IN, Line Out, MIC IN in phone jacks and CD IN on PCB header Table 1-1 Technical Specifications System Monitoring The IMB-8550 embedded board is capable of self-monitoring various aspects of its operating status including: CPU, chipset, and battery voltage, +3.3V, +5V, and +12V RPM of cooling fans CPU and board temperatures (by the corresponding embedded sensors) ®...

  • Page 21: Package Contents

    IMB-8550 Package Contents 1 x IMB-8550 motherboard 1 x SATA power cable 2 x SATA cables 1 x Mini jumper pack 3 x RS-232 cable (2 x 2 kit; 1 x 1 kit) 2 x ATA-66/100 flat cable 1 x rear panel I/O bracket...
  • Page 22 IMB-8550 User Manual This page is intentionally left blank ® 1-10 Technology, Corp. 1-10...

  • Page 23: Chapter 2 Functional Description

    IMB-8550 Chapter Functional Description...

  • Page 24: 2.1 Cpu, Memory, And Intel Chipsets

    2.1 CPU, Memory, and Intel Chipsets The IMB-8550 comes with an mPGA479M socket for Intel Pentium ® M or Celeron ® M processors running at the speed up to 2.0GHz. The CPU applied requires active cooling by a heatsink and cooler.

  • Page 25: Memory

    IMB-8550 Memory The IMB-8550 provides two (2) DDR SDRAM sockets without ECC support for building a large buffer size of up to 2GB (1GB x2). The memory is automatically identified. The memory speed can range from DDR-200, DDR-266, to DDR-333.

  • Page 26: Block Diagram

    IMB-8550 User Manual Block Diagram Figure 2-1 IMB-8550 System Block Diagram ® Technology, Corp.

  • Page 27: Important Features

    IMB-8550 Important Features The key functionalities provided by the chipset and IEI’s implementations can be summarized as follows: Table 2-2 Important Features Intel long term support product Support Intel Pentium M and Celeron M processors with the Front System Bus speed at up to 400MHz (e.g., Pentium M 750)
  • Page 28 IMB-8550 User Manual Hardware Monitor: Built-in to monitor CPU Vcore, VCC, CPU/System fan speed, and temperature detection functionalities. Compact Flash type II connectivity for applications without external storage. Independent DMA audio engines via Realtek ALC655. Ethernet: Realtek 8110S Gigabit Ethernet.

  • Page 29: 2.2 External Interfaces

    IMB-8550 2.2 External Interfaces For the locations of external interfaces, please refer to the diagram below: Figure 2-2 External Interface Locations NOTE: The configuration options through jumper settings will be discussed in Chapter 3: Installation...

  • Page 30: List Of All Interface Connectors

    IMB-8550 User Manual List of All Interface Connectors Table 2-3 Interface Connectors Connector No. Type 15-pin VGA 1 in DB-9, others in 2x5 pin headers; (RS-232/RS-422/RS-485 configurable through jumpers) 4 on the rear panel, 2 via adapter cable PS/2 Keyboard/Mouse connector...
  • Page 31 IMB-8550 NOTE: The interface description is divided into two sections, internal connectors mounted on the motherboard and the connectors interfaced through the board-edge rear panel.

  • Page 32: Internal Connectors

    IMB-8550 User Manual 2.2.1 Internal Connectors 1. COM Ports (COM2 to COM6) The IMB-8550 offers two high speed NS16C550 compatible UART’s with 16-byte Read/Receive FIFO serial ports. Table 2-4 COM Port (Internal) Pinouts DESCRIPTION DESCRIPTION DCD- SOUT DTR- DSR- RTS-...
  • Page 33 IMB-8550 NOTE: There is one D SUB COM port (COM1) on the rear panel. The rest of the COM ports are interfaced through the 2x5 pin headers located on the motherboard. 2-11 2-11...

  • Page 34: Table 2-5 Usb (Internal) Port Pinouts

    IMB-8550 User Manual 2. USB (Internal) Ports This 2x4 pin connector provides the connectivity to additional two USB 2.0 ports. In addition to the four (4) USB ports on the rear panel, the internal USB ports are provided in one (1) 2x4 pin header.

  • Page 35: Table 2-6 Cn1 Cfii Socket Pinouts

    IMB-8550 3. CN1: CFII Compact Flash Socket The Compact Flash socket provides an alternative to hard disk drives in applications where hard disk drives may consume too much space and storage capacity is not a requirement. The CF card behaves like a Secondary IDE Master disk drive.

  • Page 36: Table 2-7 Fan1 And Fan2 Pinouts

    IMB-8550 User Manual 4. FAN1 and FAN2 Fan1: CPU fan connector Fan2: Chassis fan connector Table 2-7 FAN1 and FAN2 Pinouts DESCRIPTION DETECT Figure 2-5 FAN1/FAN2 Connector ® 2-14 Technology, Corp. 2-14...

  • Page 37: Table 2-8 Aux1 Pinouts

    IMB-8550 5. AUX1 This AUX port connects to the audio input of a CD-ROM or DVD optical drives. Table 2-8 AUX1 Pinouts DESCRIPTION AUXL AUXR Figure 2-6 AUX1 Connector 2-15 2-15...

  • Page 38: Cd_In1 Pinouts

    IMB-8550 User Manual 6. CD_IN1 This ports connects to a CD-ROM or DVD drive’s audio output. Table 2-9 CD_IN1 Pinouts DESCRIPTION AUXL AUXR Figure 2-7 CD_IN1 Connector ® 2-16 Technology, Corp. 2-16...

  • Page 39: Table 2-10 Cn3 System Panel Connector Pinouts

    IMB-8550 7. CN3: System Panel Connector This connector provides the connectivity to the system chassis front panel LEDs, a chassis speaker, a power switch, and a reset button. Table 2-10 CN3 System Panel Connector Pinouts DESCRIPTION DESCRIPTION SPEAKER+ ATX PIN1...

  • Page 40: Figure 2-8 Cn3 Front Panel Connector

    IMB-8550 User Manual Figure 2-8 CN3 Front Panel Connector ® 2-18 Technology, Corp. 2-18...

  • Page 41: Table 2-11 Dio1 Digital I/O Header Pinouts

    IMB-8550 8. DIO1 General Purpose I/O Header This Digital I/O port is managed through a Winbond W83627HF LPC I/O chip. The first table below shows the DIO port pinouts. The second table displays the referential pin connection to the I/O chip.

  • Page 42: Table

    IMB-8550 User Manual Table 2-12 DIO Port Pin Connection to W83627HF LPC I/O Chip DIO Pins W83627HF I/O Chip Pins PIN NAME PIN NAME DESCRIPTION PWR(+5V) XOUT0 GPY2/P16/G14 General purpose I/O port 1 bit 4 XOUT1 GPY1/GP15 General purpose I/O port 1 bit 5...

  • Page 43: Table 2-13 Ide Connector Pinouts

    IMB-8550 9. IDE Connectors (IDE1 & IDE2) Two (2) IDE connectors provide the connectivity to up to four (4) IDE devices. If the Compact Flash module is configured to operate as the Secondary IDE master, the secondary IDE connector will then be disabled.

  • Page 44: Figure 2-10 Ide Connectors

    IMB-8550 User Manual Figure 2-10 IDE Connectors ® 2-22 Technology, Corp. 2-22...

  • Page 45: Table 2-14 Fdd Port Pinouts

    IMB-8550 10. FDD1 (Floppy) Port The FDD 1connector is used to connect a floppy cable while the other end of the cable connects to the FDD drive(s). The types of FDD drives supported are: 360KB, 720KB, 1.2MB, 1.44MB and 2.88MB. Please connect the red power connector wire to the pin1 position.

  • Page 46: Figure 2-11 Fdd1 Port

    IMB-8550 User Manual Figure 2-11 FDD1 Port ® 2-24 Technology, Corp. 2-24...

  • Page 47: Table 2-15 Ir1 Irda Interface Port Pinouts

    IMB-8550 11. IR1 (IrDA Infrared) Interface Port The IMB-8550 comes with an integrated IrDA port which supports either a Serial Infrared (SIR) or an Amplitude Shift Keyed IR(ASKIR) interface. Table 2-15 IR1 IrDA Interface Port Pinouts DESCRIPTION DESCRIPTION VCC1 IR-RX...

  • Page 48: Table 2-16 Cn12 Pinouts

    IMB-8550 User Manual 12. CN12 CN12 is an optional RS-232 mode serial port connector. An adapter cable is required. Table 2-16 CN12 Pinouts DESCRIPTION TX3+ TX3- RX3+ RX3- Figure 2-13 CN12 Serial Port Connector ® 2-26 Technology, Corp. 2-26...

  • Page 49: Table 2-17 Lvds Connector Pinouts

    IMB-8550 13. CN13: LCD PANEL 18-/24-/36-/48-bit Single/Dual-channel Connector 2x15 pin header 1.25mm (DF13-30P-1.25V) Table 2-17 LVDS Connector Pinouts DESCRIPTION DESCRIPTION LVDS_Y0+ LVDS_Y0- LVDS_Y1+ LVDS_Y1- LVDS_Y2+ LVDS_Y2-+ LVDS_CLK+ LVDS_CLK- LVDS_Y3+ LVDS_Y3- LVDSB_Y0+ LVDSB_Y0- LVDSB_Y1+ LVDSB_Y1- LVDSB_Y2+ LVDSB_Y2- LVDSB_CLK+ LVDSB_CLK- LVDSB_Y3+ LVDSB_Y3-...

  • Page 50: Figure 2-14 Lvds Lcd Panel Connection Port

    IMB-8550 User Manual Figure 2-14 LVDS LCD Panel Connection Port ® 2-28 Technology, Corp. 2-28...

  • Page 51: Table 2-18 J1 Inverter Connector Pinouts

    IMB-8550 14. JP8: LCD Voltage 5V/3.3V Selector For details on the JP8 selector, please refer to Chapter 3. Please carefully select the correct voltage for an LCD panel. Damage will occur if the wrong voltage is selected. 15. J1: Inverter Control This connector comes as a 1x5 pin Wafer 2mm connector.

  • Page 52: Table 2-19 Cn8 Audio Output Pinouts

    IMB-8550 User Manual 16. CN8: Analog Audio Output CN8 is a 2x5 9-pin pin header for interfacing analog audio signals with external audio devices. Table 2-19 CN8 Audio Output Pinouts DESCRIPTION DESCRIPTION RFMIC VREFOUT VCC5 OUTR ROUT OUTL LOUT Figure 2-16 CN8 and CN9 Audio Output Locations ®...

  • Page 53: Table 2-20 Cn9 Audio Output Pinouts

    IMB-8550 17. CN9: Digital Audio Output CN8 is a 2x4 7-pin pin header for interfacing digital audio signals with external audio devices. Table 2-20 CN9 Audio Output Pinouts DESCRIPTION DESCRIPTION SUROUTL CENOUT SUROUTR LFEOUT N/C (keyed) Please refer to the previous page for its location.

  • Page 54: Figure 2-17 Cn7 Spdif Input

    IMB-8550 User Manual Figure 2-17 CN7 SPDIF Input ® 2-32 Technology, Corp. 2-32...

  • Page 55: Table 2-22 Serial Ata Port Pinouts

    IMB-8550 19. Serial ATA Ports (CN14 & CN15) These two (2) connectors provide the connectivity to Serial ATA disk drives using the Serial ATA signal cables. These ports support serial ATA data transfer rate up to 150MB/s. Table 2-22 Serial ATA Port Pinouts...
  • Page 56 IMB-8550 User Manual NOTE: 1. The Serial ATA has its limitations with the operating systems. Serial ATA is supported by Windows 2000 SP4, Windows XP SP1, Windows 2003, or later versions. 2. Older OSes, such as Windows 98SE or ME, do not support Serial ATA interface.

  • Page 57: Rear Panel Connectors

    IMB-8550 2.2.2 Rear Panel Connectors Figure 2-19 Rear Panel Connectors PS/2 KB/MS Port. This port connects a PS/2 mouse or keyboard. Table 2-23 PS/2 Keyboard/Mouse Port Pinouts DESCRIPTION DESCRIPTION KB Data Clock Figure 2-20 PS/2 Keyboard/Mouse Port 2-35 2-35...

  • Page 58: Table 2-24 Usb Port Pinouts

    IMB-8550 User Manual 2 & 4: USB Ports Table 2-24 USB Port Pinouts DESCRIPTION DESCRIPTION DATA- DATA+ Figure 2-21 USB Port Parallel Port Table 2-25 Parallel Port Pinouts DESCRIPTION DESCRIPTION RSTROBE ALF# RPD0 ERROR# RPD1 PAR_INI# RPD2 SLCTIN# RPD3 RPD4...

  • Page 59: Table 2-26 Ethernet Port Pinouts

    IMB-8550 Figure 2-22 Parallel Port GbE Ethernet LAN (RJ-45) Port This port allows Gigabit connection to Local Area Network (LAN) through a network hub. Refer to the table below for the LAN port LED indication. Table 2-26 Ethernet Port Pinouts...

  • Page 60: Lan Port Led Indications

    IMB-8550 User Manual LAN Port LED Indications Table 2-27 LAN Port LED Indications DESCRIPTION STATUS DESCRIPTION STATUS GREEN Activity YELLOW Linked Audio Phone Jacks Line In port (Light Blue): This port connects a CD-ROM, DVD player, or other audio devices.

  • Page 61: Figure 2-24 Led1 Location

    IMB-8550 2.3 Onboard LED The LED1 lights up when power is supplied to the motherboard. Figure 2-24 LED1 Location 2-39 2-39...

  • Page 62: Page

    IMB-8550 User Manual This page is intentionally left blank ® 2-40 Technology, Corp. 2-40...

  • Page 63: Chapter 3 Installation

    IMB-8550 Chapter Installation...

  • Page 64: Considerations Prior To Installation

    IMB-8550 User Manual Considerations Prior to Installation Preparing Your Motherboard The Motherboard contains numerous delicate electronic circuits and components, which can become damaged as a result of electrostatic discharge (ESD). Thus, prior to installation, please follow the instructions below: 1. Please turn off the computer and unplug its power cord.

  • Page 65: Unpacking Precautions

    IEI Technology or purchased separately. Unpacking Precautions Some components on the IMB-8550 are very sensitive to static electric charges and can be damaged by a sudden rush of power. To protect it from unintended damage, be sure to follow...

  • Page 66: Figure 3-2 Jp1 Jumper Location

    IMB-8550 User Manual Jumper Settings NOTE: A jumper is a metal bridge that is used to close an electrical circuit. It consists of two metal pins and a small metal clip (often protected by a plastic cover) that slides over the ins to connect them. To...

  • Page 67: Jp1 Pin Configuration

    IMB-8550 In case the motherboard fails to boot due to user’s improper BIOS setting, this jumper can be used to clear the CMOS data and reset the system BIOS information. To clear the CMOS contents, shunt pins 2 and 3 for a few seconds, and then reinstall the jumper clip back to pins 1 and 2.

  • Page 68: Jp4 (Compact Flash Master/Slave Setting)

    IMB-8550 User Manual JP4 (Compact Flash Master/Slave Setting) Figure 3-3 JP4: Compact Flash Master/Slave Setting JP4 Pin Configuration Table 3-2 JP4 Pin Configuration CONFIGURATION Closed Enabling CF II as a Secondary IDE Master device Open CF II as a slave device ®...

  • Page 69: Jp7 Serial Port Operating Mode Selection (Rs-232/422/485 Converter)

    IMB-8550 JP7 Serial Port Operating Mode Selection (RS-232/422/485 Converter) Figure 3-4 JP7 Jumper Location JP7 Pin Configuration Table 3-3 JP7 Pin Configuration PIN COMBINATION OPERATION MODE RS-232 2-4 and 3-5 RS-422 3-5 and 4-6 RS-485...

  • Page 70: Jp8 Lcd Voltage Selector

    IMB-8550 User Manual JP8 LCD Voltage Selector Figure 3-5 JP8 LCD Voltage Selector WARNING! Carefully select the voltage supplied to your LCD panel. With the wrong voltage setting, damage will occur to your LCD panel. JP8 Pin Configuration Table 3-4 JP8 Pin Configuration...

  • Page 71: Figure 3-6 Cn3 Connector Location

    IMB-8550 External Switches and Indicators CN3 (PWR/HDD LED/SW/SPK/RST Pins) Figure 3-6 CN3 Connector Location...

  • Page 72: Cn3 Pinouts

    IMB-8550 User Manual CN3 Pinouts Table 3-5 CN3 Pinouts DESCRIPTION DESCRIPTION SPEAKER+ ATX PIN1 SPEAKER- ATX PIN2 HDD LED+ RESET PIN1 HDD LED- RESET PIN2 ® 3-10 3-10 Technology, Corp.

  • Page 73: Installation

    Static-free installation environment: The IMB-8550 must be installed in a static-free environment to minimize the possibility of electrostatic discharge (ESD) damage. Use of an anti-static work pad or a grounded anti-static wrist strap is strongly recommended.
  • Page 74 IMB-8550 User Manual Figure 3-7 479-pin Socket Step 2. Inspect the CPU socket for bent pins and make sure that the socket contacts are free of foreign material. Inspect socket contacts with one eye closed and from different angles. If debris should be found, remove them using the compressed air.

  • Page 75: Figure 3-8 Securing Cpu By Rotating The Retention Screw

    IMB-8550 Figure 3-8 Securing CPU by Rotating the Retention Screw Step 5. Now you have completed the CPU installation process. For details on installing the CPU heatsink and cooler, please refer to the next section. 3-13 3-13...

  • Page 76: Figure 3-9 Iei Cf-518 Cooling Kit

    IMB-8550 User Manual Cooling Kit (CF-518) Installation Figure 3-9 IEI CF-518 Cooling Kit IEI provides a cooling kit designed for socket 479 CPU. The cooling kit is comprised of a CPU heatsink, and a cooling fan. NOTE: The CF-518 heatsink comes with a sprayed layer of thermal paste. Make sure you do not accidentally wipe away the thermal paste while unpacking or installing the heatsink.
  • Page 77 IMB-8550 Figure 3-10 Securing Heatsink through the PCB through-holes Step 4. Use a flathead screwdriver to tighten the four (4) fasteners on the heatsink. Tighten each nut caps a few turns at a time, and do not over-tighten the screws for that may cause damage to the PCB.
  • Page 78 IMB-8550 User Manual Figure 3-11 Connecting FAN1 Connector Step 6. You are done with heatsink installation. ® 3-16 3-16 Technology, Corp.

  • Page 79: Dimm Installation

    IMB-8550 DIMM Installation The IMB-8550 provides two (2) DIMM sockets for a maximum total memory module up to 2GB DDR SDRAM. To install memory module, first make sure the two white clips on the DIMM socket are in the “open”...

  • Page 80: Ide Disk Drive And Cdrom Connector (Ide1 & Ide2)

    IMB-8550 User Manual IDE Disk Drive and CDROM Connector (IDE1 & IDE2) The IMB-8550 provides two IDE channels which allow the connection to two Enhanced Integrated Device Electronics hard disk drives or CDROM. The IDE controller is attached to a PCI interface.

  • Page 81: Parallel Port Connector (Lpt1)

    SPDIF inputs. COM Port Connectors (COM1 to COM6) The IMB-8550 provides six (6) serial ports, and the serial port operation mode can be configured through an onboard jumper set (RS-232/422/485). The COM1 port is interfaced through one DB-9 connector and the rest of the COM ports are interfaced through individual 10-pin male headers.

  • Page 82: Pci Bus Interface

    IMB-8550 User Manual One CRT display connector (VGA1) is provided as a 15-pin, female D-SUB to connect conventional CRT displays. Pin assignments can be found in Chapter 2 Functional Description. LVDS Connector (CN13): The graphics display is powered by the north-bridge chipset that supports Dual-channel up to 48-bit or 36-bit (2 x 18-bit) LVDS LCD panel displays, either an 18-bit, 36-bit, or 48-bit LVDS can be connected to the CN13 LVDS 30-pin connector.
  • Page 83 IMB-8550 adapter cable has one (1) 4x2-pin connector on one end and a standard USB connector on the other. 3-21 3-21...
  • Page 84 IMB-8550 User Manual This page is intentionally left blank ® 3-22 3-22 Technology, Corp.

  • Page 85: Chapter 4 Ami Bios Setup

    IMB-8550 Chapter AMI BIOS Setup...

  • Page 86: Introduction

    IMB-8550 User Manual Introduction This chapter discusses AMI's Setup program built into the ROM BIOS. The Setup program allows users to modify the basic system configuration. This special information is then stored in battery-backed RAM so that it retains the Setup information when the power is turned off.

  • Page 87: Getting Help

    IMB-8550 Esc key Main Menu – Quit and not save changes into CMOS Status Page Setup Menu and Option Page Setup Menu -- Exit current page and return to Main Menu Page Up key Increase the numeric value or make changes...

  • Page 88: Bios Menu Bar

    IMB-8550 User Manual BIOS Menu Bar The menu bar on top of the screen has the following main items: Main For changing the basic system configuration. Advanced For changing the advanced system settings. PCIPnP For changing the advanced PCI/PnP Settings Boot For changing the system boot configuration.

  • Page 89: 4.1 Main

    IMB-8550 4.1 Main When you enter the BIOS Setup program, the Main menu screen appears giving you an overview of the basic system information. AMI BIOS This item displays the auto-detected BIOS information. Processor This item displays the auto-detected CPU specification.

  • Page 90: 4.2 Advanced

    IMB-8550 User Manual 4.2 Advanced The Advanced menu items allow you to change the settings for the CPU and other system devices. ® Technology, Corp.

  • Page 91: Cpu Configuration

    IMB-8550 CPU Configuration This menu contains items shown in the CPU-related information window that are automatically detected by BIOS. Max CPUID Value Limit This item should be disabled for Windows XP. Configuration options: [Disabled] [Enabled] Intel SpeedStep™ Technology [Maximum Speed] If set to “Automatic”...

  • Page 92: Ide Configuration

    IMB-8550 User Manual IDE Configuration The items in this menu allow you to set or change the configurations for the IDE devices installed in the system. Select an item then press Enter if you wish to configure the item. NOTE: 1.

  • Page 93: Primary And Secondary, Third Ide 0/1

    IMB-8550 IDE disk drives. Enhanced: The motherboard allows up to 6 HDDs to use. The Enhanced mode triggers one advanced option which allows you to configure your SATA drives into RAID volumes. The RAID configuration also requires Intel or ALi’s (depending on the chipset applied) software utilities installed on your operating system.
  • Page 94 IMB-8550 User Manual Configuration options: [Not Installed] [Auto] [CDROM] [ARMD]. LBA/Large Mode [Auto] Enables or disables the LBA mode. Setting to Auto enables the LBA mode if the device supports this mode, and if the device was not previously formatted with LBA mode disabled.

  • Page 95: Floppy Configuration

    IMB-8550 Floppy Configuration Sets the type of floppy drive installed. Configuration options: [Disabled][360KB, 5.25 in.][1.2MB, 5.25 in.][720KB, 3.5 in.] [1.44MB, 3.5 in.] [2.88MB, 3.5in.] Super IO Configuration On Board Floppy Controller [Enabled] Allows you to enable or disable the floppy disk controller.
  • Page 96 IMB-8550 User Manual Serial Port2 Address [2F8/IRQ3] Allows you to select the Serial Port2 base address. Configuration options: [Disabled] [2F8/IRQ3] [3E8/IRQ4] [2E8/IRQ3] Parallel Port Address [378] Allows you to select the Parallel Port base addresses. Configuration options: [Disabled] [378] [278] [3BC] Parallel Port Mode [Normal] Allows you to select the Parallel Port mode.

  • Page 97: Hardware Health Configuration

    IMB-8550 Hardware Health Configuration H/W Health Function The only configurable option here allows you to enable or disable the hardware health monitoring function. Available options are: [Disabled] [Enabled] 4-13 4-13...

  • Page 98: Acpi Configuration

    IMB-8550 User Manual ACPI Configuration Allows you to change the settings for the Advanced Configuration and Power Interface (ACPI) and Power Management (APM). Select an item then press Enter to display the configuration options. ACPI Aware O/S The configuration of this option depends on whether your OS complies with the ACPI standard.
  • Page 99 IMB-8550 General ACPI (Advanced Configuration and Power Interface) Configuration Allows you to select the ACPI state to be used for system suspend. Suspend Mode: Configuration options: [S1 (POS)] 4-15 4-15...
  • Page 100 IMB-8550 User Manual Advanced ACPI Configuration Use this section to configure additional ACPI options. ACPI APIC support Includes ACPI APIC table pointer to RSDT pointer list. Configuration options: [Enabled] [Disabled] AMI OEMB table Includes OEMB table pointer to R(X)SDT pointer lists...
  • Page 101 IMB-8550 Chipset ACPI Configuration Use this section to configure Chipset ACPI related configuration options. APIC ACIP SCI IRQ Configuration options: [Enabled] [Disabled] USB Device Wakeup From S3 Configures the system wakeup by USB devices from the S3 sleep mode (no power to CPU, DRAM in slow refresh, power supply in reduced power mode).
  • Page 102 IMB-8550 User Manual MPS Configuration Configure the Multi-Processor table MPS Revision [1.4] Configuration options: [1.1] [1.4] ® 4-18 4-18 Technology, Corp.

  • Page 103: Remote Access Configuration

    IMB-8550 Remote Access Configuration Configure the Remote Access type and parameters. This is an AMIBIOS feature which allows a remote host running a terminal program to display and configure BIOS settings. The following configuration options (as shown on the next page) will only appear when Remote Access is set to Enabled.
  • Page 104 Configuration options: [115200 8,n,1] [57600 8,n,1] [38400 8,n,1] [19200 8,n,1] [09600 8,n,1] NOTE: Identical baud rate setting must be set to the host (a management computer running a terminal software) and slave (the IMB-8550 system being remotely accessed) ® 4-20 4-20 Technology, Corp.
  • Page 105 IMB-8550 Flow Control [None] Selects the way of flow control. Configuration options: [Disabled] [Hardware] [Software] Redirection After BIOS POST [Always] Selects the redirection after BIOS POST. Configuration options: [Disabled] [Boot Loader] [Always] Terminal Type [ANSI] Select the terminal type. Configuration options: [ANSI] [VT100] [VT-UTF8] VT-UTF8 Combo Key Support [Disabled] Selects the VT-UTF8 key combinations for VT100 or ANSI terminals.

  • Page 106: Usb Configuration

    IMB-8550 User Manual USB Configuration The items in this menu allow you to change the USB-related features. Select an item then press Enter to display the configuration options. USB Function [6 USB Ports] Allows you to set the number of USB ports to activate.
  • Page 107 IMB-8550 USB2.0 Controller Mode [Hi Speed] This item configures the mode of USB 2.0 controller. It won’t appear if USB 2.0 controller is disabled. This item configures the USB 2.0 controller in HiSpeed (480Mbps) or FullSpeed (12Mbps) BIOS EHCI Hand-Off [Enabled] [Disabled] This is a workaround for OSes without EHCI hand-off support.

  • Page 108: Pcipnp

    IMB-8550 User Manual PCIPnP The PCIPnP menu items allow you to change the advanced PCI/PnP options. Select an item then press Enter to display the sub-menu. Clear NVRAM Clear NVRAM during system boot Clear NVRAM [No] Configuration options: [No] [Yes] Plug &...

  • Page 109: Pci Latency Timer

    IMB-8550 PCI Latency Timer Value in units of PCI clocks for PCI device latency timer register PCI Latency Timer [64] Configuration options: [32] [64] [96] [128] [160] [192] [224] [248] Allocate IRQ to PCI VGA NO: Does not assign IRQ to PCI VGA card even if card requests an IRQ...

  • Page 110: Dma Channel

    IMB-8550 User Manual IRQ [Available] Configuration options: [Available] [Reserved] DMA Channel# Available: Specified DMA is available to be used by PCI/PnP devices. Reserved: Specified DMA is reserved for use by Legacy ISA devices. DMA [Available] Configuration options: [Available] [Reserved] Reserved Memory Size...

  • Page 111: Boot

    IMB-8550 Boot The Boot menu items allow you to change the system boot options. Select an item then press Enter to display the sub-menu. 4-27 4-27...
  • Page 112 IMB-8550 User Manual Boot Settings Configuration Quick Boot [Enabled] Enabling this item allows BIOS to skip some power on self tests (POST) while booting to decrease the time needed to boot the system. When set to [Disabled], BIOS performs all the POST items.

  • Page 113: Bootup Num-Lock [On]

    IMB-8550 AddOn ROM Display Mode [Force BIOS] Sets the display mode for option ROM. Configuration options: [Force BIOS] [Keep Current] Bootup Num-Lock [On] Allows you to select the power-on state for the NumLock. Configuration options: [Off] [On] PS/2 Mouse Support [Enabled] Select support for PS/2 mouse.

  • Page 114: Cd/Dvd Drives

    IMB-8550 User Manual Specifies the boot sequence from the available devices. Configuration options: displayed in a pull-down list. CD/DVD Drives Drive [CD/DVD: xxx-xxxxx] Specifies the boot sequence from the available devices. Configuration options: displayed in a pull-down list. ® 4-30 4-30 Technology, Corp.

  • Page 115: Security

    IMB-8550 Security The Security menu items allow you to change the system security settings. Select an item then press Enter to display the configuration options. Change Supervisor Password Select this item to set or change the supervisor password. The Supervisor Password item on top of the screen shows the default Not Installed.

  • Page 116: Chipset

    IMB-8550 User Manual Chipset The Chipset menu items allow you to change the advanced chipset settings. Select an item then press Enter to display the sub-menu. ® 4-32 4-32 Technology, Corp.

  • Page 117: North Bridge Configuration

    IMB-8550 North Bridge Configuration Configure DRAM Timing by SPD [Enabled] When this item is enabled, the DRAM timing parameters are set according to the DRAM SPD (Serial Presence Detect). When disabled, you can manually set the DRAM timing parameters through the DRAM sub-items.

  • Page 118: South Bridge Chipset Configuration

    IMB-8550 User Manual Boot Display Device [CRT+LFP] Allows you to select a boot display device at the system initialization process. Configuration options: [CRT+LFP] [CRT] [LFP] Flat Panel Type [800x600LVDS] Allows you to select the display resolution of the LCD panel connected through the CN13 interface.

  • Page 119: Spread Spectrum Configuration

    IMB-8550 Configuration options: [Disabled] [Enabled] Onboard AC’97 Audio [Auto] Specify whether to disable or enable the onboard AC’97 audio for your system. Configuration options: [Auto] [Disabled] Restore on AC Power Loss [Last State] When set to Power Off, the system goes into off state after an AC power loss. When set to Power On, the system goes on after an AC power loss.

  • Page 120: Power Management - Apm Configuration

    IMB-8550 User Manual Power Management - APM Configuration Power Management/APM [Enabled] Allows you to enable or disable the Advanced Power Management (APM) feature. Configuration options: [Disabled] [Enabled] Video Power Down Mode [Disabled] Allows the system to power down video in Suspend or Standby mode.

  • Page 121: Power Button Mode [On/Off]

    IMB-8550 Suspend Time Out [Disabled] Allows the system to suspend the operation of certain components in the specified time. Configuration options: [Disabled] [1 Min] [2 Min] [4 Min] [8 Min] [10 Min] [20 Min] [30 Min] [40 Min] [50 Min] [60 Min] Keyboard &...
  • Page 122 IMB-8550 User Manual Configuration options: [Disabled] [Enabled] Resume On PME# [Disabled] Allows you to enable or disable PCI PME# to generate a wake event. Configuration options: [Disabled] [Enabled] Resume On RTC Alarm [Disabled] Allows you to enable or disable RTC to generate a wake event. When this item is set to Enabled, the items RTC Alarm Date, RTC Alarm Hour, RTC Alarm Minute, and RTC Alarm Second appear with set values.

  • Page 123: Exit

    IMB-8550 Exit The Exit menu items allow you to load the optimal or failsafe default values for the BIOS items, and save or discard your changes to the BIOS items. Save Changes and Exit Once you are finished making your selections, choose this option from the Exit menu to ensure the values you selected are saved to the CMOS RAM.
  • Page 124 IMB-8550 User Manual Load Optimal Defaults This option allows you to load optimal default values for each of the parameters on the Setup menus. F9 key can be used for this operation. Load Failsafe Defaults This option allows you to load failsafe default values for each of the parameters on the Setup menus.

  • Page 125: Chapter 5 Software Drivers

    IMB-8550 Chapter Software Drivers...

  • Page 126: 5.1 Folder Structure

    The motherboard comes with drivers and utilities that facilitate system features. Shown below is the folder structure of the utility CD that came with the IMB-8550 motherboard. You can easily locate an installation program using the men-driven and browser-based features of the product Utility CD.

  • Page 127: 5.2 Driver Installation

    IMB-8550 NOTE: The contents of the CD may vary throughout the life cycle of the product and are subject to change without prior notice. You may visit IEI’s website or contact technical support for the latest updates. The drivers included support the following devices or configurations: the onboard AC’97 audio chip, the Northbridge Intel chipset, Ethernet controller, and the ALi ®...
  • Page 128 IMB-8550 User Manual When the InstallShield is loaded, click on the Next button to proceed. ® Technology, Corp.
  • Page 129 IMB-8550 The installation program will then start to configure software installation. When prompted by the Windows Logo Testing message, click “Continue Anyway” to proceed.
  • Page 130 IMB-8550 User Manual Upon the completion of the installation process, you will be prompted with a request to reboot your system. After reboot, you should be able to find the sound effect configuration utility in Windows Control Panel; and if peripheral speakers have been properly connected, hear the sound effects.

  • Page 131: Jg82855Gme (Intel Chipset)

    IMB-8550 5.2.2 JG82855GME (Intel Chipset) This folder contains two sub-folders used for Intel chipset and the embedded AGP controller drivers. Intel Chipset INF Update Program This sub-folder provides an execution file that installs the Intel chipset INF update program. This driver enables Plug and Play INF support for the Intel chipset components.
  • Page 132 IMB-8550 User Manual Read the License Agreement and then click on Yes to proceed. The License Agreement is followed by the readme message. You may scroll the txt contents using your mouse pointer. Click on Next to proceed. ® Technology, Corp.

  • Page 133: Intel Agp Driver

    IMB-8550 When setup starts, progress will be indicated. Upon the completion of software installation, you will be prompted to select when to reboot for the installation change to take effect. Select an option by clicking the check circle and click Finish to end the installation process.
  • Page 134 IMB-8550 User Manual Once the installation wizard is started, a readme message will be displayed. Scroll the contents using the scroll bar on the right of the message screen. The progress indicator then appears showing the installation wizard has started extracting package contents.
  • Page 135 IMB-8550 When the welcome message prompts, click on Next to proceed. The installation completes within seconds. Select when to reboot for the installation change to take effect. Select an option by clicking the check circle and click Finish to end the installation process.

  • Page 136: Lan Driver

    IMB-8550 User Manual LAN Driver This sub-folder provides an execution file that installs the Intel or Realtek Ethernet controller driver. The driver enables Gigabit Ethernet network connection. To install the driver, select and open the Realtek sub-folder, the 81xx sub-folder, the WINDOWS sub-folder (e.g., WinXP), and then doub-click the Setup program.
  • Page 137 IMB-8550 The installation progress is indicated. The completion of the process requires you to click on the Finish button. 5-13...

  • Page 138: Sata-Aliraid Driver

    The ALi driver is especially required if SATA drives are the only hard disk drives in your IMB-8550 system. Otherwise the Windows installation program may fail to locate your hard drives whether you configure your SATA disk drives into RAID volumes or use them as individual disk drives.
  • Page 139 IMB-8550 Step 2. Locate the ALi installation driver folder within the Utility CD that came with your motherboard. Step 3. Copy files under a sub-directory named “SATA50XX” (taking Windows XP installation as the example) to the root directory of floppy diskette (labeled driver diskette). The...
  • Page 140 IMB-8550 User Manual Step 11. Press Enter to continue Windows XP setup. Installation Steps under Existing Windows XP After Windows XP is started, Windows system will automatically find the newly installed adapter and prompt user to install its driver. Please follow these steps to install the driver: Step1.

  • Page 141: Appendix A Watchdog Timer

    IMB-8550 Appendix Watchdog Timer...

  • Page 142: Table A-1 Ah-6Fh Sub-Function

    IMB-8550 User Manual NOTE: The following discussion applies to DOS environment. It is recommended you contact IEI support or visit our website for specific drivers for more sophisticated operating systems, e.g., Windows and Linux. The Watchdog Timer is provided to ensure that standalone systems can always recover from catastrophic conditions that cause the CPU to crash.
  • Page 143 IMB-8550 NOTE: When exiting a program it is necessary to disable the Watchdog Timer, otherwise the system will reset. Example program: ; INITIAL TIMER PERIOD COUNTER W_LOOP: AX, 6F02H ;setting the time-out value BL, 30 ;time-out value is 48 seconds ;...
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  • Page 145: Appendix B Address Mapping

    ICPMB-8550 Appendix Address Mapping...

  • Page 146: B.2 1St Mb Memory Address Map

    ICPMB-8550 User Manual B.1 IO Address Map I/O address Description Range 000-01F DMA Controller 020-021 Interrupt Controller 040-043 System time 060-06F Keyboard Controller 070-07F System CMOS/Real time Clock 080-09F DMA Controller 0A0-0A1 Interrupt Controller 0C0-0DF DMA Controller 0F0-0FF Numeric data processor 1F0-1F7 Primary IDE Channel 2F8-2FF...

  • Page 147: B.3 Irq Mapping Table

    ICPMB-8550 B.3 IRQ Mapping Table IRQ0 System Timer IRQ8 RTC clock IRQ1 Keyboard IRQ9 Available/ACPI IRQ2 Available IRQ10 COM4/COM6 IRQ3 COM2 IRQ11 COM3/COM5 IRQ4 COM1 IRQ12 PS/2 mouse IRQ5 SMBus Controller IRQ13 IRQ6 IRQ14 Primary IDE IRQ7 Available IRQ15 Secondary IDE Table B-3 IRQ Mapping Table B.4 DMA Channel Assignments Channel...
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  • Page 149: Appendix C Al I ® Raid For Sata

    PCIE-9450 Appendix ® RAID for SATA...

  • Page 150: Introduction

    PCIE-9450 User Manual 1. Introduction The ALi M5283 is a highly integrated disk drive controller that is capable of managing Parallel-ATA and Serial-ATA interface hard disk drives. The ALi controller supports PATA UDMA transfer mode up to mode 6 and SATA 1.0 disk drives. The ALi M5283 also comes with cost-effective RAID functionalities that can be used to increase data read/write speed and to provide protection to data by distributing mirrored duplicates of data onto two disk drives (RAID1).

  • Page 151: Accessing The Ali Raid Utility

    PCIE-9450 3. Accessing the ALi RAID Utility If the SATA ROM configuration options in system BIOS have been properly configured, the RAID BIOS version and disk drive information should appear after system POST screen. The BIOS disk drive information should look like the following: ALi RAID BIOS V1.XX (c) ALi Corporation 2005, All Rights Reserved.
  • Page 152 PCIE-9450 User Manual RAID BIOS Setup Menu: The Serial ATA RAID volume may be configured using the RAID Configuration utility stored within the ALi RAID controller ROM. The BIOS configuration screen is divided into three major functional areas: Main Functional Menu, Drive Selection Menu, and a list for the configured RAID arrays.
  • Page 153 PCIE-9450 Step 3. You should then be prompted by a “Create RAID0(Y/N)” confirm box. Step 4. Press Y and then some necessary information will be written to the selected disk drives. WARNING! All data previously stored on the member drives of a RAID configuration will be destroyed during the RAID initialization process.
  • Page 154 PCIE-9450 User Manual NOTE: 1. To reduce the chance of losing data, ALi imposed certain limitations on the RAID configuration options. For example, Parallel-ATA drives connected on the same IDE channel cannot be selected as the members of a RAID0 array.
  • Page 155 PCIE-9450 2.2 Create RAID1 Mirroring for Reliability Step 1. To create a RAID1 array, use your arrow keys to highlight and press Enter to activate this item. An ‘M’ flashing character will appear at the Drive Selection Menu where you can choose the member drives to be included in the RAID1 array.
  • Page 156 PCIE-9450 User Manual NOTE: To reduce the chance of losing data, ALi imposed limitations on the RAID configuration options. For example, Parallel-ATA drives connected on the same IDE channel cannot be selected as the members of a RAID1 array. Mixing Parallel- and Serial-ATA disk drives in a RAID1 array should also be avoided.
  • Page 157 PCIE-9450 flashing character will appear at the Drive Selection Menu where you can choose the member drives to be included in the JBOD. Step 2. Use the Space key to select members of the JBOD configuration. The flashing cursor should change to a lower case ‘j’ character once any of the connected disk drives has been selected.
  • Page 158 PCIE-9450 User Manual NOTE: To reduce the chance of losing data, ALi imposed limitations on the RAID configuration options. For example, Parallel-ATA drives connected on the same IDE channel cannot be selected as the members of a RAID1 array. Mixing Parallel- and Serial-ATA disk drives in a RAID1 array should also be avoided.
  • Page 159 PCIE-9450 WARNING! If you delete a RAID configuration, all data previously stored on the member drives of the RAID configuration will be destroyed. 2.6 Delete All RAID Setting & Partition Step 1. To delete all existing RAID configurations, use your arrow keys to highlight and press Enter to activate this item.
  • Page 160 PCIE-9450 User Manual 2.7 Rebuild RAID Array This function allows you to rebuild a RAID array if a member of a RAID configuration should fail. Neither RAID0 nor JBOD provides data redundancy. Therefore, this option only applies to RAID1 arrays. This item takes effect when a member of a RAID1 configuration has failed.
  • Page 161 IMB-8550 Index...
  • Page 162 IMB-8550 User Manual Boot Device......4-29 Block Diagram......... 2-4 Drive ......... 4-29 Boot ..........4-27 32Bit Data Transfer....... 4-10 Boot Device Priority....... 4-29 855GME Chipset......1-5 Boot Display Device ...... 4-34 855GME Express......2-3 Boot Drive ........C-12 Boot From LAN ......4-28 Boot Sector Virus Protection ..
  • Page 163 IMB-8550 COM......... 1-6, 2-8 Ethernet......1-7, 2-6, 3-20 COM Ports ........2-10 Example program......A-3 COM1..........3-19 Exit ..........4-39 COM6..........3-19 external interfaces......2-7 Compact Flash....... 2-13, 3-6 External Switches......3-9 Compact Flash Disk...... 3-18 Configure DRAM Timing by SPD.. 4-33 cooler ..........
  • Page 164 IMB-8550 User Manual Hardware monitor ......1-7 JP4 ..........3-6 Hardware Monitor ......2-6 JP7 ..........3-7 Headless mode ......4-16 JP8 ......... 2-29, 3-8 heat dissipation ......3-14 Jumper Settings ......3-4 heatsink........... 3-3 Heatsink ........3-15 Hit ‘DEL’ Message Display.... 4-29 Keyboard &...
  • Page 165 IMB-8550 PS/2.........1-6, 2-8, 2-35 PS/2 Mouse Support ..... 4-29 OffBoard PCI/ISA IDE Card ..4-25 On Board Floppy Controller ..4-11 Onboard AC’97 Audio ....4-35 Quick Boot........4-28 Onboard LAN Controller ....4-34 Quiet Boot ........4-28 Onboard SATA......4-34 OnBoard SATA ROM....
  • Page 166 IMB-8550 User Manual Software Drivers ......5-1 South Bridge Chipset Configuration Unpacking ........3-3 ............4-34 USB ....1-6, 2-8, 2-12, 2-36, 3-20 SPDIF........1-6, 2-31 USB 2.0 ........... 1-7 SpeedStep Technology....4-7 USB 2.0 Controller ......4-22 Standby Time Out ......4-36 USB Configuration ......

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