Supermicro MBD-H8DA6+-O manual

® S UPER H8DA6+ H8DA6+-F H8DAI+ H8DAI+-F USER’S MANUAL Revision 1.0c[...]

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. Please Note: F[...]

Preface iii 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 H8DA6+/I+(-F). This series includes the following serverboards and characteristics: H8DA6+-F H8DA6+ H8DAi+-F , H8DAi+ Embeded IPMI Y es Y es Onbard SAS2 Y es Y es[...]

H8DA6+/I+(-F) Serverboard User ’s Manual iv T able of Contents Chapter 1 Introduction 1-1 Overview ............................................................................................................ 1 Checklist ............................................................................................................. 1 1-2 Contacting S[...]

v T able of Contents SGPIO .......................................................................................................... 1 1 SMBus Header ............................................................................................. 1 1 W ake-On-LAN ........................................................................................[...]

H8DA6+/I+(-F) Serverboard User ’s Manual vi Installing the OS/SA T A Driver .......................................................................... 21 Building a Driver Diskette ............................................................................ 21 Enabling SA T A RAID in the BIOS ......................................................[...]

Chapter 1: Introduction 1-1 Chapter 1 Introduction 1-1 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[...]

1-2 H8DA6+/I+(-F) Serverboard User ’s Manual 1-2 Contacting Supermicro Headquarters Address: Super Micro Computer , Inc. 980 Rock Ave. San Jose, CA 95131 U.S.A. T el: +1 (408) 503-8000 Fax: +1 (408) 503-8008 Email: marketing@supermicro.com (General Information) support@supermicro.com (T echnical Support) Web Site: www .supermicro.com Europe Addre[...]

Chapter 1: Introduction 1-3 Figure 1-1. H8DA6+/I+(-F) Serverboard Image Note: The H8DAi+(-F) serverboard does not have onboard SAS support integrated.[...]

1-4 H8DA6+/I+(-F) Serverboard User ’s Manual Notes: Jumpers not indicated are for test purposes only . Jumper JS_IBTN1 is only available on H8DA6+-F and H8DA6+ serverboards. Figure 1-2. H8DA6+/I+(-F) Serverboard Layout (not drawn to scale) JWF1 JUSB5 JUSB4 JWP1 JAUDIO1 CD1 J138 JPW2 JPW3 JF1 JSMB1 JWOL JBT1: CMOS CLEAR JPS1 JPI1 JPB JWD JPL1 JPG1[...]

Chapter 1: Introduction 1-5 H8DA6+/I+(-F) Quick Reference Jumper Description Default Setting JBT1 CMOS Clear (See Section 2-7) JCF1 Compact Flash Master/Slave Closed (Master) JI 2 C1/JI 2 C2 I 2 C to PCI-E Slot Enable/Disable Both Closed (Enabled) JL2 Audio Mode Select Open (HD Mode) JPG1 VGA Enable/Disable Pins 1-2 (Enabled) JPI1 IEEE 1394 Firewir[...]

1-6 H8DA6+/I+(-F) Serverboard User ’s Manual Connector Description 1394_1/1394_2 IEEE 1394 Firwire connectors COM1/COM2 COM1 Serial Port/Header F AN 1-8 Chassis/CPU Fan Headers (HD) Audio/CD-In/FP Audio 7.1 Channel High De fi nition Audio (JAUDIO1)/CD-In (CD-1)/Front Panel Audio (J138) IDE#1 IDE Drive Connector IPMI LAN Dedicated IPMI LAN Port J[...]

Chapter 1: Introduction 1-7 Motherboard Features CPU Dual AMD Opteron 2000 series (Socket F type) processors • Note: Supports 237x, 238x, 235x and 24xx processors. Please refer to our web site for further details on supported processors. Note: This serverboard requires that two CPUs be installed to have full function support. Memory Sixteen singl[...]

1-8 H8DA6+/I+(-F) Serverboard User ’s Manual ACPI Features Microsoft OnNow • Slow blinking LED for suspend state indicator • BIOS support for USB keyboard • W ake-On-LAN (WOL) and W ake-On-Ring (WOR) headers • Internal/external modem ring-on • Onboard I/O On-chip SA T A controller supporting six (6) SA T A ports (RAID 0, 1, 10 sup- • [...]

Chapter 1: Introduction 1-9 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 speci fi cations of your motherboard. DDR 2 H T 1 H T 1 DDR 2 H T 0 128 b it D ata + 16 b it E CC DDR 2 533 / 667 / 80 0 [...]

1-10 H8DA6+/I+(-F) Serverboard User ’s Manual 1-3 Chipset Overview The H8DA6+/I+(-F) motherboard is based on the AMD SR5690/SP5100 chipset. This chipset functions as a Media and Communications Processor (MCP). Control- lers for the system memory are integrated directly into AMD Opteron processors. AMD SR5690/SP5100 Processor The AMD SR5690 is a s[...]

Chapter 1: Introduction 1-1 1 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 de fi ne an overheat temperature. When this temperature is exceeded or when a fan failure occurs, the Overheat/Fan Fail warning LED is triggered. Auto-Sw[...]

1-12 H8DA6+/I+(-F) Serverboard User ’s Manual Main Switch Override Mechanism The power button can function as a system suspend button. When the user de- presses 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 [...]

Chapter 1: Introduction 1-13 1-7 Super I/O The disk drive adapter functions of the Super I/O Winbond ® BMC chip includes a fl oppy disk drive controller that is compatible with industry standard 82077/765, a data separator , write pre-compensation circuitry , decode logic, data rate selection, a clock generator , drive interface control logic and[...]

1-14 H8DA6+/I+(-F) Serverboard User ’s Manual Notes[...]

Chapter 2: Installation 2-1 Chapter 2 Installation 2-1 Static-Sensitive Devices Electrostatic Discharge (ESD) can damage electronic com ponents. T o prevent damage to your system board, it is important to handle it very carefully . The following measures are generally suf fi cient to protect your equipment from ESD. Precautions Use a grounded wris[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-2 ! 2-2 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 [...]

Chapter 2: Installation 2-3 Installing the Heatsinks We recommend the use of active type heatsinks (except for 1U systems). Use any onboard fan header for the CPU's heatsink fan. T o install the heatsink, please follow the installation instructions included with your heatsink package (not included). Align pin 1 of the CPU with pin 1 of the 3. [...]

H8DA6+/I+(-F) Serverboard User's Manual 2-4 2-3 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, [...]

Chapter 2: Installation 2-5 2-4 Installing Memory Installing Memory Insert each memory module vertically into its slot, paying attention to the 1. notch along the bottom of the module to prevent inserting the module incorrectly (see Figure 2-1). Install to slots CPU1/DIMM1A and CPU1/DIMM1B fi rst, then to CPU1/ 2. DIMM2A and CPU1/DIMM2B, etc. Alwa[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-6 2-5 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 Con fi rm that you have the correct riser card for your chassis model and the 1. add-on card includes a standard bracket. Remove the chassis cover .[...]

Chapter 2: Installation 2-7 2-6 I/O Port and Control Panel Connections The I/O ports are color coded in conformance with the PC99 speci fi 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. I/O Port Locations and De fi nitions Front Control Panel JF1 contains head[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-8 2-7 Connector De fi nitions Power Connectors A 24-pin main power supply connector(JPW1) and two 8-pin CPU PWR connectors (JPW2/JPW3) on the motherboard. These power connectors meet the SSI EPS 12V speci fi cation. In addition to the 24-pin A TX power connector , the 12V 8-pin CPU PWR connectors at [...]

Chapter 2: Installation 2-9 NIC2 (LAN2) LED The LED connections for LAN2 are on pins 9 and 10 of JF1. Attach LAN LED cables to display network activity . See the table on the right for pin de fi nitions. HDD LED The HDD LED connection is located on pins 13 and 14 of JF1. Attach the hard drive LED cable here to display disk activity (for any hard d[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-10 Universal Serial Bus Ports Six Universal Serial Bus ports (USB 2.0) are located beside the LAN ports. T wo additional T ype A ports (USB4/5) are included on the motherboard near the PCI Slot 1. See the table on the right for pin de fi nitions. Universal Serial Bus Ports Pin De fi nitions (USB0/1, [...]

Chapter 2: Installation 2-1 1 Overheat LED Connect an LED to the JOH1 header to provide warning of chassis overheating. See the table on the right for pin de fi nitions. Overheat LED Pin De fi nitions (JOH1) Pin# De fi nition 1 3.3V 2 OH Active W ake-On-LAN The W ake-On-LAN header is designated JWOL. See the table on the right for pin de fi nit[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-12 Chassis Intrusion A Chassis Intrusion header is located at JL1. Attach the appropriate cable to inform you of a chassis intrusion. Chassis Intrusion Pin De fi nitions (JL1) Pin# De fi nition 1 Battery voltage 2 Intrusion signal A TX PS/2 Keyboard and PS/2 Mouse Ports The A TX PS/2 keyboard and PS/[...]

Chapter 2: Installation 2-13 CD1 Pin De fi nition Pin# De fi nition 1 Left 2 Ground 3 Ground 4 Right (Back_Panel) High De fi nition Audio (HD Audio) This serverboard features a 7.1+2 Channel High Definition Audio (HDA) codec that provides 10 DAC channels. The HD Audio connections simultaneously supports multiple-streaming 7.1 sound playback with[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-14 IEEE 1394 Connection Connectors 1394_1 and 1394_2 provide connectivity for IEEE 1394 (Firewire) devices. See the tables on the right for pin de fi nitions. 1394_1 Pin De fi nitions Pin # De fi nition Pin # De fi nition 1 PTP AO+ 2 PTP AO- 3 GND 4 GND 5 PTPB1+ 6 PTPB1- 7 PWR 1394 8 PWR 1394 10 ZY[...]

Chapter 2: Installation 2-15 2-8 Jumper Settings Explanation of Jumpers T o modify the operation of the motherboard, jumpers can be used to choose between optional settings. Jumpers create shorts between two pins to change the function of the connector . Pin 1 is identi fi ed with a square solder pad on the printed circuit board. See the diagram a[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-16 VGA Enable/Disable JPG1 allows you to enable or disable the VGA port. The default position is on pins 1 and 2 to enable VGA. See the table on the right for jumper settings. VGA Enable/Disable Jumper Settings (JPG1) Jumper Setting De fi nition Pins 1-2 Enabled Pins 2-3 Disabled I2C to PCI-Express Sl[...]

Chapter 2: Installation 2-17 LAN Enable/Disable Change the setting of jumper JPL to enable or disable the LAN Ethernet ports. See the table on the right for jumper settings. The default setting is enabled. LAN Jumper Settings (JPL) Jumper Setting De fi nition Pins 1-2 Enabled Pins 2-3 Disabled Compact Flash Master/Slave Select A Compact Flash Mast[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-18 2-9 Onboard Indicators LAN1/LAN2 LEDs The Ethernet ports (located beside the VGA port) have two LEDs. On each Gb LAN port, one LED blinks to indicate activity while the other may be green, amber or off to indicate the speed of the connection. See the table on the right for the functions associated w[...]

Chapter 2: Installation 2-19 2-10 Floppy , IDE, SAS and SA T A Drive Connections Use the following information to connect the IDE hard disk drive cables. A red mark on a wire typically designates the location of pin 1. • The 80-wire A T A100/66 IDE hard disk drive cable that came with your system • has two connectors to support two drives. This[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-20 SA T A Ports There are no jumpers to con fi gure the SA T A ports, which are designated SA T A0 through SA T A5. See the table on the right for pin de fi nitions. SA T A Ports Pin De fi nitions (SA T A0-SA T A3) Pin # De fi nition 1 Ground 2 TXP 3 TXN 4 Ground 5 RXN 6 RXP 7 Ground SAS Ports Pin [...]

Chapter 2: Installation 2-21 Installing the OS/SA T A Driver Before installing the OS (operating system) and SA T A RAID driver , you must decide if you wish to have the operating system installed as part of a bootable RAID array or installed to a separate non-RAID hard drive. If on a separate drive, you may install the driver either during or afte[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-22 Figure 2-4. BIOS Setup Screen Use the arrow keys to move to the "Advanced" menu, then scroll down to 3. "Advanced Chipset Control" and enter "SourthBridge Con fi guration" and press the <Enter> key . Once in the submenu, scroll down to "OnChip SA T A T ype&q[...]

Chapter 2: Installation 2-23 Figure 2-5. Adaptec RAID Utility Program Screen Using the Adaptec RAID Utility The Adaptec® RAID Utility program is where you can de fi ne the drives you want to include in the RAID array and the mode and type of RAID. Installing the RAID Driver During OS Installation Y ou may also use the procedure below to install t[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-24 Figure 2-6. Driver/T ool Installation Display Screen 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 . After inserting this CD into your CD-ROM drive, the display shown in Figure 2-6 should appear . (If th[...]

Chapter 2: Installation 2-25 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 monito[...]

H8DA6+/I+(-F) Serverboard User's Manual 2-26 Note: Super Doctor III Software Revision 1.0 can be downloaded from our Web Site at: ftp://ftp.supermicro.com/utility/Supero_Doctor_III/. Y ou can also download the Super Doctor III User's Guide at: <http://www .supermicro.com/ PRODUCT/Manuals/SDIII/UserGuide.pdf>. For Linux, we recommend[...]

3-1 Chapter 3: T roubleshooting Chapter 3 T roubleshooting 3-1 T roubleshooting 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 ‘T echnical Support Procedures’ and/or ‘Returning Merchandise for Service’ section(s) in this chapter . [...]

3-2 H8DA6+/I+(-F) Serverboard User's Manual T urn the power switch on and off to test the system. 4. The battery on your motherboard may be old. Check to verify that it still sup- 5. plies ~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 1. cables. Use the spea[...]

3-3 Chapter 3: T roubleshooting 3-2 T echnical Support Procedures Before contacting T echnical 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[...]

3-4 H8DA6+/I+(-F) 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 les. Copy these fi les to [...]

Chapter 4: BIOS 4-1 Chapter 4 BIOS 4-1 Introduction This chapter describes the AMIBIOS™ Setup utility for the H8DA6+/I+(-F) 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 [...]

4-2 H8DA6+/I+(-F) Serverboard User ’s Manual 4-2 Main Menu When you fi rst enter AMI BIOS Setup Utility , you will see the Main Menu screen. Y ou 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 d[...]

Chapter 4: BIOS 4-3 W ait 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. The options are Enabled and Disabled. Hit 'DEL&apo[...]

4-4 H8DA6+/I+(-F) 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 Ena[...]

Chapter 4: BIOS 4-5  Advanced Chipset Control  NorthBridge Con fi guration  Memory Con fi guration Bank Interleaving Select Auto to automatically enable a bank-interleaving memory scheme when this function is supported by the processor . The options are Auto and Disabled . Node Interleaving Use this setting to enable the Node interleavin[...]

4-6 H8DA6+/I+(-F) Serverboard User ’s Manual Power Down Enable This setting enables or disables DDR power down mode. Options are Enabled and Disabled. Power Down Mode This sets the power down mode. Options are Channel and Chip Se- lect.  ECC Con fi guration ECC Mode This submenu affects the DRAM scrub rate based on its setting. Options includ[...]

Chapter 4: BIOS 4-7 L2 Cache BG Scrub Allows L2 cache RAM to be corrected when idle. Options are Disabled and various times in nanoseconds and microseconds. The default is Disabled . L3 Cache BG Scrub Allows L3 cache RAM to be corrected when idle. Options are Disabled and various times in nanoseconds and microseconds. The default is Disabled .  [...]

4-8 H8DA6+/I+(-F) Serverboard User ’s Manual NODE0: NODE1 HT Link Speed Link Speed The Hyper T ransport link will run at this speed if it is slower than or equal to the system clock speed and what the board is capable. Options include 1 GHz and Auto . NODE0: NODE1 HT Link Width Link Width Hyper T ransport runs at this width. Options include Auto [...]

Chapter 4: BIOS 4-9  IDE Con fi guration Onboard PCI IDE Controller This setting allows you to Enable or Disable the PCI IDE controller . On Chip SA T A Channel This setting allows you to Enable or Disable the OnChip SA T A channel. On Chip SA T A T ype Use this setting to set the On Chip SA T A type. Options include Native IDE , RAID, AHCI and[...]

4-10 H8DA6+/I+(-F) Serverboard User ’s Manual PIO Mode PIO (Programmable I/O) mode programs timing cycles between the IDE drive and the programmable IDE controller . As the PIO mode increases, the cycle time decreases. The options are Auto , 0, 1, 2, 3, and 4. Select Auto to allow BIOS to auto detect the PIO mode. Use this value if the IDE disk d[...]

Chapter 4: BIOS 4-1 1  PCI/PnP Con fi guration Clear NVRAM Select Y es to clear NVRAM during boot-up. The options are Y es and No . Plug & Play O/S Select Y es to allow the OS to con fi gure Plug & Play devices. (This is not required for system boot if your system has an OS that supports Plug & Play .) Select No to allow AMIBIOS to[...]

4-12 H8DA6+/I+(-F) Serverboard User ’s Manual  Remote Access Con fi guration Remote Access Use this option to Enable or Disable Remote Access in your system. If enabled, the settings below will appear . Serial Port Number Use this setting to select the serial port for console redirection. Options include COM1, COM2 or COM3* . The displayed ba[...]

Chapter 4: BIOS 4-13  Hardware Health Con fi guration CPU Overheat Alarm Use the "+" and "-" keys to set the CPU temperature threshold to between 65 o and 90 o C. When this threshold is exceeded, the overheat LED on the chassis will light up and an alarm will sound. The LED and alarm will turn of f once the CPU temperature h[...]

4-14 H8DA6+/I+(-F) Serverboard User ’s Manual Suspend Mode This setting selects the ACPI state used for system suspend. Options include S1 (POS) , S3 (STR) and Auto. ACPI APIC Support Determines whether to include the ACPI APIC table pointer in the RSDT pointer list. The available options are Enabled and Disabled. Headless Mode Use this setting t[...]

Chapter 4: BIOS 4-15 IP Address Source This setting 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/  IP Address Push a number key to modify the parameter and enter the IP Address. The IP address and current IP address in the BMC are shown.  Subn[...]

4-16 H8DA6+/I+(-F) Serverboard User ’s Manual PCI Express Error Logging This setting allows you to Enable or Disable PCI Express Advanced Error Logging. 4-4 Security Menu AMI BIOS provides a Supervisor and a User password. If you use both passwords, the Supervisor password must be set fi rst. Change Supervisor Password Select this option and pre[...]

Chapter 4: BIOS 4-17 4-6 Exit Menu Select the Exit tab from AMI BIOS Setup Utility screen to enter the Exit BIOS Setup screen. Save Changes and Exit When you have completed the system con fi guration changes, select this option to leave BIOS Setup and reboot the computer , so the new system con fi guration parameters can take effect. Select Save [...]

4-18 H8DA6+/I+(-F) Serverboard User ’s Manual Notes[...]

Appendix A BIOS Error Beep Codes During the POST (Power-On Self-T est) 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. The error messages normally appear on the screen. Fatal errors are those which will not allow t[...]

A-2 H8DA6+/I+(-F) Serverboard User ’s Manual Notes[...]

B-1 Appendix B: BIOS POST Checkpoint Codes Appendix B BIOS POST Checkpoint Codes When AMIBIOS performs the Power On Self T est, 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 uncompr[...]

B-2 H8DA6+/I+(-F) Serverboard User ’s Manual B-2 Bootblock Recovery Codes The bootblock recovery checkpoint codes are listed in order of execution: Checkpoint Code Description E0h The onboard fl oppy controller if available is initialized. Next, beginning the base 512 KB memory test. E1h Initializing the interrupt vector table next. E2h Initiali[...]

B-3 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 03h The NMI is disabled. Next, checking for a soft reset or a power on condition. 05h The BIOS stack has been built. [...]

B-4 H8DA6+/I+(-F) Serverboard User ’s Manual Checkpoint Code Description 2Eh Completed post-video ROM test processing. If the EGA/VGA controller is not found, performing the display memory read/write test next. 2Fh The EGA/VGA controller was not found. The display memory read/write test is about to begin. 30h The display memory read/write test pa[...]

B-5 Appendix B: BIOS POST Checkpoint Codes Checkpoint Code Description 54h Shutdown was successful. The CPU is in real mode. Disabling the Gate A20 line, parity , and the NMI next. 57h The A20 address line, parity , and the NMI are disabled. Adjusting the memory size depending on relocation and shadowing next. 58h The memory size was adjusted for r[...]

B-6 H8DA6+/I+(-F) Serverboard User ’s Manual Checkpoint Code Description 99h Any initialization required after the option ROM test has completed. Con fi guring the timer data area and printer base address next. 9Ah Set the timer and printer base addresses. Setting the RS-232 base address next. 9Bh Returned after setting the RS-232 base address. [...]