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Supero H8DGU-LN4F+ User Manual

Revision 1.0a
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USER'S MANUAL
Revision 1.0a

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Summary of Contents for Supero H8DGU-LN4F+

  • Page 1 ® UPER H8DGU-LN4F+ USER’S MANUAL Revision 1.0a...
  • Page 2 The information in this User’s Manual has been carefully reviewed and is believed to be accurate. The vendor assumes no responsibility for any inaccuracies that may be contained in this document, makes no commitment to update or to keep current the information in this manual, or to notify any person or organization of the updates.

  • Page 3: About This Manual

    Preface Preface About This Manual This manual is written for system integrators, PC technicians and knowledgeable PC users. It provides information for the installation and use of the H8DGU-LN4F+ serverboard. The H8DGU-LN4F+ serverboard is based on the AMD® SR5690/SP5100 chipset and supports one AMD Socket G34 type processor with up to 64GB of ECC/Non-ECC Unbuffered or 256GB of ECC Registered DIMM.

  • Page 4: Table Of Contents

    Table of Contents Table of Contents Chapter 1 Introduction Overview ......................1 Checklist ......................1 Contacting Supermicro ..................2 H8DGU-LN4F+ Quick Reference ............... 5 Chipset Overview ..................... 10 AMD SR5690/SP5100 Processor ..............10 HyperTransport Technology ................10 PC Health Monitoring ..................10 Power Confi...
  • Page 5 H8DGU-LN4F+ Serverboard User’s Manual USB Headers ....................11 Chassis Intrusion ..................11 SGPIO ......................12 Serial Ports ....................12 Power I2C ....................12 Video Connector ..................12 Power LED/Speaker ..................13 ATX PS/2 Keyboard and PS/2 Mouse Ports ..........13 IPMB ......................13 Compact Flash Card PWR Connector ............
  • Page 6 Table of Contents Installing the RAID Driver During OS Installation ..........22 2-12 Installing Drivers ....................23 Supero Doctor III ....................24 Chapter 3 Troubleshooting Troubleshooting Procedures ................1 Before Power On ....................1 No Power ......................1 No Video ......................2 Memory Errors ....................

  • Page 7: Chapter 1 Introduction

    Chapter 1: Introduction Chapter 1 Introduction Overview Checklist Congratulations on purchasing your computer motherboard from an acknowledged leader in the industry. Supermicro boards are designed with the utmost attention to detail to provide you with the highest standards in quality and performance. Please check that the following items have all been included with your motherboard.

  • Page 8: Contacting Supermicro

    H8DGU-LN4F+ Serverboard User’s Manual Contacting Supermicro Headquarters Address: Super Micro Computer, Inc. 980 Rock Ave. San Jose, CA 95131 U.S.A. Tel: +1 (408) 503-8000 Fax: +1 (408) 503-8008 Email: marketing@supermicro.com (General Information) support@supermicro.com (Technical Support) Web Site: www.supermicro.com Europe Address: Super Micro Computer B.V.
  • Page 9 Chapter 1: Introduction Figure 1-1. H8DGU-LN4F+ Image...
  • Page 10 H8DGU-LN4F+ Serverboard User’s Manual Figure 1-2. H8DGU-LN4F+ Motherboard Layout (not drawn to scale) VGA1 COM1 VGA2 JPL1 JPL2 INTEL INTEL 82576 82576 SR5690 CPU1 WINBOND JPG1 JI2C1 JI2C2 JWF1 CPU2 SP5100 BATTERY SPEAKER JBT1 JOH1 Notes: Note 1: Jumpers not indicated are for test purposes only. Note 2: Not all ports, jumpers or LED Indicators are available on all serverboards.

  • Page 11: H8Dgu-Ln4F+ Quick Reference

    Chapter 1: Introduction H8DGU-LN4F+ Quick Reference Jumper Description Default Setting JBT1 CMOS Clear (See Section 2-7) JI2C1/JI2C2 C to PCI-E Slot Enable/Disable Both Closed (Enabled) JPG1 VGA Enable/Disable Pins 1-2 (Enabled) JPL1 LAN 1/2 Enable/Disable Pins 1-2 (Enabled) JPL2 LAN 3/4 Enable/Disable Pins 1-2 (Enabled) JWD1 Watch Dog...
  • Page 12 H8DGU-LN4F+ Serverboard User’s Manual Connector Description COM1/COM2 COM1 Serial Port/Header FAN 1-8 Chassis/CPU Fan Headers IPMI LAN Dedicated IPMI LAN Port (H8SGL-F only) JIPMB1 System Management Bus Header for the IPMI Slot Speaker Header Front Panel Connector Chassis Intrusion Header JOH1 Overheat Warning Header JPI2C...

  • Page 13: Motherboard Features

    Chapter 1: Introduction Motherboard Features • Dual AMD Opteron 6100 series (AMD Socket G34 type) processor Note: Refer to our web site for details on supported processors. Memory • Twenty-Four (24) Single/Dual/Tri/Quad channel DIMM slots support up to 64GB of ECC/Non-ECC Unbuffered or 256GB of ECC Registered DIMM with 1 GB, 2 GB, 4 GB, 8 GB or 16 GB 1.5V or 1.35V DDR3-1333/1066/800 DIMMs.
  • Page 14 H8DGU-LN4F+ Serverboard User’s Manual ACPI Features • Microsoft OnNow • Slow blinking LED for suspend state indicator • BIOS support for USB keyboard • Wake-On-LAN (WOL) Onboard I/O • Six (6) SATA ports supported by an on-chip SATA controller (RAID 0, 1, 10 supported) •...

  • Page 15: System Block Diagram

    Chapter 1: Introduction Figure 1-3. AMD SR5690/SP5100 Chipset: System Block Diagram Note: This is a general block diagram and may not exactly represent the features on your motherboard. See the previous pages for the actual specifi cations of your motherboard. DIMM A2 DIMM A2 DIMM A1...

  • Page 16: Chipset Overview

    H8DGU-LN4F+ Serverboard User’s Manual Chipset Overview The H8DGU-LN4F+ serverboard is based on the AMD SR5690/SP5100 chipset. This chipset functions as a Media and Communications Processor (MCP). Controllers for the system memory are integrated directly into AMD Opteron processors. AMD SR5690/SP5100 Processor The AMDSR5690/SP5100 are each a single-chip, high-performance HyperTransport peripheral controller.

  • Page 17: Power Confi Guration Settings

    Chapter 1: Introduction CPU Overheat/Fan Fail LED and Control This feature is available when the user enables the CPU overheat/Fan Fail warning function in the BIOS. This allows the user to defi ne an overheat temperature. When this temperature is exceeded or when a fan failure occurs, the Overheat/Fan Fail warning LED is triggered.

  • Page 18: Power Supply

    H8DGU-LN4F+ Serverboard User’s Manual Main Switch Override Mechanism The power button can function as a system suspend button. When the user depresses the power button, the system will enter a SoftOff state. The monitor will be suspended and the hard drive will spin down. Depressing the power button again will cause the whole system to wake-up.
  • Page 19 Chapter 1: Introduction The Super I/O provides two high-speed, 16550 compatible serial communication ports (UARTs), one of which supports serial infrared communication. Each UART includes a 16-byte send/receive FIFO, a programmable baud rate generator, complete modem control capability and a processor interrupt system. Both UARTs provide legacy speed with baud rate of up to 115.2 Kbps as well as an advanced speed with baud rates of 250 K, 500 K, or 1 Mb/s, which support higher speed modems.
  • Page 20 H8DGU-LN4F+ Serverboard User’s Manual Notes 1-14...

  • Page 21: Chapter 2 Installation

    Chapter 2: Installation Chapter 2 Installation Static-Sensitive Devices Electrostatic Discharge (ESD) can damage electronic com ponents. To prevent damage to your system board, it is important to handle it very carefully. The following measures are generally suffi cient to protect your equipment from ESD. Precautions •...

  • Page 22: Processor And Heatsink Installation

    H8DGU-LN4F+ Serverboard User's Manual Processor and Heatsink Installation Exercise extreme caution when handling and installing the processor. Always connect the power cord last and always remove it before adding, removing or changing any hardware components. Installation Procedure Follow the procedures as listed below to install the motherboard into a chassis. Install the processor(s) and the heatsink(s).
  • Page 23 Chapter 2: Installation Use your thumb and your index fi nger to hold the CPU. Locate and align pin 1 of the CPU socket with pin 1 of the CPU. Both are marked with a triangle. Align pin 1 of the CPU with pin 1 of the socket.

  • Page 24: Mounting The Motherboard Into A Chassis

    H8DGU-LN4F+ Serverboard User's Manual Mounting the Motherboard into a Chassis All motherboards have standard mounting holes to fi t different types of chassis. Make sure that the locations of all the mounting holes for both the motherboard and the chassis match. Although a chassis may have both plastic and metal mounting fasteners, metal ones are highly recommended because they ground the motherboard to the chassis.
  • Page 25 Chapter 2: Installation Gently press down on the memory module until it snaps into place. With four CPUs installed, repeat step 2 to populate the CPU2 DIMM slots. Always install four DIMMs to both CPU DIMM slots for more effi cient operation.

  • Page 26: Dimm Module Population Confi Guration

    H8DGU-LN4F+ Serverboard User's Manual Memory Population for Optimal Performance For a Motherboard with One CPU (CPU1) Installed DIMM # Channel 1 Channel 2 Channel 3 Channel 4 4 DIMMs P1-1A P1-2A P1-3A P1-4A 8 DIMMs P1-1A P1-1C P1-2A P1-2C P1-3A P1-3C P1-4A P1-4C 12 DIMMs P1-1A P1-1B P1-1C P1-2A P1-2B P1-2C P1-3A P1-3B P1-3C P1-4A P1-4B P1-4C...
  • Page 27 Chapter 2: Installation Possible System Memory Allocation & Availability System Device Size Physical Memory Available (4 GB Total System Memory) Firmware Hub fl ash memory (System BIOS) 1 MB 3.99 GB Local APIC 4 KB 3.99 GB Area Reserved for the chipset 2 MB 3.99 GB I/O APIC (4 Kbytes)

  • Page 28: Pci Expansion Cards

    H8DGU-LN4F+ Serverboard User's Manual PCI Expansion Cards A riser card is used to support one standard size (full height full length) PCI expansion card. Installing a PCI Expansion Card Confi rm that you have the correct riser card for your chassis model and the add-on card includes a standard bracket.

  • Page 29: I/O Port And Control Panel Connections

    Chapter 2: Installation I/O Port and Control Panel Connections The I/O ports are color coded in conformance with the PC99 specifi cation to make setting up your system easier. See Figure 2-2 below for the colors and locations of the various I/O ports. Figure 2-2.

  • Page 30: Connector Defi Nitions

    H8DGU-LN4F+ Serverboard User's Manual Connector Defi nitions ATX Power 24-pin Connector Pin Defi nitions Pin# Defi nition Pin # Defi nition Power Connectors +3.3V +3.3V A 24-pin main power supply connector(JPW1) -12V +3.3V and two 8-pin CPU PWR connectors (JPW2/JPW3) on the motherboard. These PS_ON power connectors meet the SSI EPS 12V specifi...

  • Page 31: Overheat/Fan Fail Led (Oh)

    Chapter 2: Installation Overheat/Fan Fail LED (OH) OH/Fan Fail LED OH/Fan Fail Pin Defi nitions LED Status Connect an LED to the OH connection on (JF1) State Indication pins 7 and 8 of JF1 to provide advanced Pin# Defi nition Solid Overheat warning of chassis overheating or fan...

  • Page 32: Nic3 (Lan3) Led

    H8DGU-LN4F+ Serverboard User's Manual NIC3 (LAN3) LED NIC3 LED Pin Defi nitions The LED connections for LAN3 are on pins (JPK1) 3 and 4 of JPK1. Attach LAN LED cables to Pin# Defi nition display network activity. See the table on the right for pin defi...

  • Page 33: Power Supply

    Chapter 2: Installation SGPIO SGPIO Header Pin Defi nitions (T-SGPIO1/TSGPIO2) The T-SGPIO1/ T-SGPIO2 (Serial General Pin# Defi nition Pin # Defi nition Purpose Input/Output) headers provide a bus between the SATA controller and the backpane Ground Data to provide SATA enclosure management Load Ground functions.

  • Page 34: Power Led/Speaker

    H8DGU-LN4F+ Serverboard User's Manual Power LED/Speaker PWR LED Connector Pin Defi nitions On the JD1 header, pins 1~3 are used for Pin Setting Defi nition power LED indication, and pins 4-7 are for Pin 1 Anode (+) the speaker. See the tables on the right for Pin2 Cathode (-) pin defi...

  • Page 35: Lan1/2/3/4 (Ethernet Ports)

    Chapter 2: Installation LAN1/2/3/4 (Ethernet Ports) Four Gigabit Ethernet ports (designated LAN1/LAN2/LAN3/LAN4) are located beside the VGA ports. Additionally, for the H8DGU-LN4F+ serverboard, there is a dedicated LAN for IPMI on top of the two rear USB ports. These Ethernet ports accept RJ45 type cables.

  • Page 36: Uio Power Connector

    H8DGU-LN4F+ Serverboard User's Manual UIO Power Connector UIO Power Connector Pin Defi nitions (UIOP) A Universal I/O (UIO) Power connector Pin# Defi nition Pin# Defi nition (UIOP) is located next to the UID switch. 5V_1 3V3_1 Connect this connector to the power supply 5V_2 3V3_2 to provide adequate power to the UIO device...

  • Page 37: Jumper Settings

    Chapter 2: Installation Jumper Settings Connector Pins Explanation of Jumpers To modify the operation of the motherboard, Jumper jumpers can be used to choose between optional settings. Jumpers create shorts between two pins to change the function Setting of the connector. Pin 1 is identifi ed with a square solder pad on the printed circuit board.

  • Page 38: Lan1/2/3/4 Enable/Disable

    H8DGU-LN4F+ Serverboard User's Manual LAN1/2/3/4 Enable/Disable LAN1/2 En/Disable Jumper Settings Change the setting of jumper JPL1 to (JPL1/JPL2) enable or disable the LAN1/LAN2 Ethernets Jumper Setting Defi nition ports and JPL2 to disable the LAN3/LAN4 Pins 1-2 Enabled Ethernet ports. See the table on the right Pins 2-3 Disabled for jumper settings.

  • Page 39: Onboard Indicators

    Chapter 2: Installation Onboard Indicators LAN LED (Connection Speed Indicator) LED Color Defi nition LAN1/LAN2 LEDs 10 MHz The Ethernet ports (located beside the VGA Green 100 MHz port) have two LEDs. On each Gb LAN port, Amber 1 GHz one LED blinks to indicate activity while the other may be green, amber or off to indicate the speed of the connection.

  • Page 40: 2-10 Sata Drive Connections

    H8DGU-LN4F+ Serverboard User's Manual 2-10 SATA Drive Connections SATA Ports SATA Ports Pin Defi nitions (SATA0-SATA3) There are no jumpers to confi gure the SATA Pin # Defi nition Pin # Defi nition ports, which are designated SATA0 through Ground SATA5.

  • Page 41: 2-11 Enabling Sata Raid

    Chapter 2: Installation 2-11 Enabling SATA RAID Now that the hardware is set up, you must install the operating system and the SATA RAID drivers, if you wish to use RAID with your SATA drives. The installation procedure differs depending on whether you wish to have the operating system installed on a RAID array or on a separate non-RAID drive.

  • Page 42: Enabling Sata Raid In The Bios

    H8DGU-LN4F+ Serverboard User's Manual Note: You need to have an external USB fl oppy when building the driver diskette. Window's Vista, Windows 2008 or later Windows OS systems can use a USB stick instead of a fl oppy. Enabling SATA RAID in the BIOS Before installing the Windows Operating System, you must change some settings in BIOS.

  • Page 43: Using The Adaptec Raid Utility

    Chapter 2: Installation After exiting the BIOS Setup Utility, the system will reboot. When prompted during the startup, press the <CTRL+A> key when prompted to run the Dot- Hill RAID Utility program (see Figure 2-5). Using the Adaptec RAID Utility The Adaptec®...

  • Page 44: 2-12 Installing Drivers

    H8DGU-LN4F+ Serverboard User's Manual Highlight the fi rst "Adaptec RAID" driver shown and press the <Enter> key to install it. Press <Enter> again to continue with the Windows setup. 2-12 Installing Drivers The CD that came bundled with the system contains drivers, some of which must be installed, such as the chipset driver.

  • Page 45: Supero Doctor Iii

    Chapter 2: Installation Supero Doctor III The Supero Doctor III program is a Web base management tool that supports remote management capability. It includes Remote and Local Management tools. The local management is called SD III Client. The Supero Doctor III program included on the CD-ROM that came with your motherboard allows you to monitor the environment and operations of your system.
  • Page 46 H8DGU-LN4F+ Serverboard User's Manual Figure 2-8. Supero Doctor III Interface Display Screen (Remote Control) Note: Super Doctor III Software Revision 1.0 can be downloaded from our Web Site at: ftp://ftp.supermicro.com/utility/Supero_Doctor_III/. You can also download the Super Doctor III User's Guide at: <http://www.supermicro.com/ PRODUCT/Manuals/SDIII/UserGuide.pdf>.

  • Page 47: Chapter 3 Troubleshooting

    Chapter 3: Troubleshooting Chapter 3 Troubleshooting Troubleshooting Procedures Use the following procedures to troubleshoot your system. If you have followed all of the procedures below and still need assistance, refer to the ‘Technical Support Procedures’ and/or ‘Returning Merchandise for Service’ section(s) in this chapter. Always disconnect the AC power cord before adding, changing or installing any hardware components.

  • Page 48: No Video

    H8DGU-LN4F+ Serverboard User's Manual Turn the power switch on and off to test the system. The battery on your motherboard may be old. Check to verify that it still supplies ~3VDC. If it does not, replace it with a new one. No Video If the power is on but you have no video, remove all the add-on cards and cables.

  • Page 49: Technical Support Procedures

    Chapter 3: Troubleshooting Technical Support Procedures Before contacting Technical Support, please take the following steps. Also, note that as a motherboard manufacturer, we do not sell directly to end-users, so it is best to fi rst check with your distributor or reseller for troubleshooting services. They should know of any possible problem(s) with the specifi...

  • Page 50: Returning Merchandise For Service

    H8DGU-LN4F+ Serverboard User's Manual Select your motherboard model on the web page and download the corresponding BIOS fi le to your computer. Unzip the BIOS update fi le, in which you will fi nd the readme.txt (fl ash instructions), the afudos.exe (BIOS fl ash utility) and the BIOS image (xxx.rom) fi...

  • Page 51: Chapter 4 Bios

    Chapter 4: BIOS Chapter 4 BIOS Introduction This chapter describes the AMIBIOS™ Setup utility for the H8DGU-LN4F+ serverboard. The AMI ROM BIOS is stored in a fl ash chip and can be easily upgraded using a fl oppy disk-based program. Note: Due to periodic changes to the BIOS, some settings may have been added or deleted and might not yet be recorded in this manual.

  • Page 52: Main Menu

    H8DGU-LN4F+ Serverboard User’s Manual Main Menu When you fi rst enter AMI BIOS Setup Utility, you will see the Main Menu screen. You can always return to the Main Menu by selecting the Main tab on the top of the screen with the arrow keys. The Main Menu screen provides you with a system overview, which includes the version, built date and ID of the AMIBIOS, the type, speed and number of the processors in the system and the amount of memory installed in the system.

  • Page 53: Processor And Clock Options

    Chapter 4: BIOS Wait for F1 if Error This setting controls the system response when an error is detected during the boot sequence. When enabled, BIOS will stop the boot sequence when an error is detected, at which point you will need to press the F1 button to re-enter the BIOS setup menu.

  • Page 54: Advanced Chipset Control

    H8DGU-LN4F+ Serverboard User’s Manual GART Error Reporting This option should remain disabled for normal operation. The driver developer may enable this option for testing purposes. Options are Enabled or Disabled. Microcode Update This setting Enables or Disables microcode updating. Secure Virtual Machine Mode This setting is used to Enable or Disable SVM.
  • Page 55 Chapter 4: BIOS Node Interleaving This option enables node memory interleaving. Options include Auto or Disabled. Channel Interleaving This option enables channel memory interleaving. Options include Auto or Disabled. CS Sparing This setting will reserve a spare memory rank in each node when enabled. Options are Enabled and Disabled.
  • Page 56 H8DGU-LN4F+ Serverboard User’s Manual IOMMU This setting is used to enable or disable or set the GART size in systems without AGP. Options include Enabled and Disabled. OHCI/EHCI HC Device Functions These settings allow you to either Enable or Disable functions for OHCI or EHCI bus devices.
  • Page 57 Chapter 4: BIOS Primary/Secondary/Third/Fourth IDE Master/Slave This menu is available for each confi guration of IDE Master/Slave device in the system. IDE onfi gurations include Primary, Secondary, Third and Fourth. Some of the following menu options are not available for some of the IDE confi...
  • Page 58 H8DGU-LN4F+ Serverboard User’s Manual DMA Mode Selects the DMA Mode. Options are Auto, SWDMA0, SWDMA1, SWDMA2, MWDMA0. MDWDMA1, MWDMA2, UDMA0. UDMA1, UDMA2, UDMA3, UDMA4 and UDMA5. (SWDMA=Single Word DMA, MWDMA=Multi Word DMA, UDMA=UltraDMA.) S.M.A.R.T. Self-Monitoring Analysis and Reporting Technology (SMART) can help predict impending drive failures.
  • Page 59 Chapter 4: BIOS ROM Scan Ordering This setting determines which kind of option ROM activates prior to another. Options include Onboard First and Addon First. SBX1 Confi guration This sets SBX1 confi guration in your system. Options include Auto, 1x16 and 2x8.
  • Page 60 H8DGU-LN4F+ Serverboard User’s Manual Serial 2 Address This option specifi es the base I/O port address and Interrupt Request address of serial port 2. Select "Disabled" to prevent the serial port from accessing any system resources. When this option is set to "Disabled", the serial port physically becomes unavailable.
  • Page 61 Chapter 4: BIOS VT-UTF8 Combo Key Support Allows you to Enable or Disable VT-UTF8 combination key support for ANSI/ VT100 terminals. Sredir Memory Display Delay Use this setting to set the delay in seconds to display memory information. Options are No Delay, 1 sec, 2 secs and 4 secs. Hardware Health Confi...

  • Page 62: View Bmc System Event Log

    H8DGU-LN4F+ Serverboard User’s Manual Headless Mode Use this setting to Enable or Disable headless operation mode through ACPI. ACPI Version Features Use this setting the determine which ACPI version to use. Options are ACPI v1.0, ACPI v2.0 and ACPI v3.0. IPMI Confi...
  • Page 63 Chapter 4: BIOS IP Address This submenu sets the IP address source as either Static or DHCP. Selecting Static allows you to manually set the IP Address, Subnet Mask and Gateway Address. In the fi eld provided here enter the IP address in the decimal form of xxx.xxx. xxx.xxx with xxx having a value of less than 256 and in decimal form only The IP address and current IP address in the BMC are shown.

  • Page 64: Security Menu

    H8DGU-LN4F+ Serverboard User’s Manual SR56x0 (RD890S) PCIE Error Log This setting allows you set an error log ofr PCIE errors. Options include Yes or No. Security Menu AMI BIOS provides a Supervisor and a User password. If you use both passwords, the Supervisor password must be set fi...

  • Page 65: Exit Menu

    Chapter 4: BIOS CD/DVD Drives This feature allows you to specify the boot sequence from the list of available CD/ DVD drives. A device that is in parenthesis has been disabled in the corresponding type menu. Retry Boot Devices This option allows you to retry boot devices. Options include Enabled and Disabled.
  • Page 66 H8DGU-LN4F+ Serverboard User’s Manual Notes 4-16...

  • Page 67: Appendix A Bios Error Beep Codes

    Appendix A: BIOS Error Beep Codes Appendix A BIOS Error Beep Codes During the POST (Power-On Self-Test) routines, which are performed each time the system is powered on, errors may occur. Non-fatal errors are those which, in most cases, allow the system to continue the boot-up process.
  • Page 68 H8DGU-LN4F+ Serverboard User’s Manual Notes...

  • Page 69: Appendix B Bios Post Checkpoint Codes

    Appendix B: BIOS POST Checkpoint Codes Appendix B BIOS POST Checkpoint Codes When AMIBIOS performs the Power On Self Test, it writes checkpoint codes to I/O port 0080h. If the computer cannot complete the boot process, diagnostic equipment can be attached to the computer to read I/O port 0080h. B-1 Uncompressed Initialization Codes The uncompressed initialization checkpoint codes are listed in order of execution: Checkpoint...

  • Page 70: B-2 Bootblock Recovery Codes

    H8DGU-LN4F+ Serverboard User’s Manual B-2 Bootblock Recovery Codes The bootblock recovery checkpoint codes are listed in order of execution: Checkpoint Code Description The onboard fl oppy controller if available is initialized. Next, beginning the base 512 KB memory test. Initializing the interrupt vector table next. Initializing the DMA and Interrupt controllers next.

  • Page 71: B-3 Uncompressed Initialization Codes

    Appendix B: BIOS POST Checkpoint Codes B-3 Uncompressed Initialization Codes The following runtime checkpoint codes are listed in order of execution. These codes are uncompressed in F0000h shadow RAM. Checkpoint Code Description The NMI is disabled. Next, checking for a soft reset or a power on condition. The BIOS stack has been built.
  • Page 72 H8DGU-LN4F+ Serverboard User’s Manual Checkpoint Code Description Completed post-video ROM test processing. If the EGA/VGA controller is not found, performing the display memory read/write test next. The EGA/VGA controller was not found. The display memory read/write test is about to begin. The display memory read/write test passed.
  • Page 73 Appendix B: BIOS POST Checkpoint Codes Checkpoint Code Description Shutdown was successful. The CPU is in real mode. Disabling the Gate A20 line, parity, and the NMI next. The A20 address line, parity, and the NMI are disabled. Adjusting the memory size depending on relocation and shadowing next.
  • Page 74 H8DGU-LN4F+ Serverboard User’s Manual Checkpoint Code Description Any initialization required after the option ROM test has completed. Confi guring the timer data area and printer base address next. Set the timer and printer base addresses. Setting the RS-232 base address next. Returned after setting the RS-232 base address.

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