Supermicro SBA-7141A-T User Manual Download Page 1

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SBA-7141A-T

Blade Module

User’s Manual

Revison 1.0

Summary of Contents for SBA-7141A-T

Page 1: ...SBA 7141A T Blade Module User s Manual Revison 1 0 ...

Page 2: ...s Super Micro s total liability for all claims will not exceed the price paid for the hardware product FCC Statement This equipment has been tested and found to comply with the limits for a Class A digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment Thi...

Page 3: ...of safety precautions that should be followed when installing and servicing the SBA 7141A T Blade Module Chapter 3 Setup and Installation Refer to this chapter for details on installing the SBA 7141A T Blade Module into the SuperBlade chassis Other sections cover the installation and placement of memory modules and the installation of hard disk drives into the blade module Chapter 4 Blade Module F...

Page 4: ...SBA 7141A T Blade Module User s Manual iv Notes ...

Page 5: ...allation 3 1 3 1 Overview 3 1 3 2 Installing Blade Modules 3 1 Powering Up a Blade Unit 3 1 Powering Down a Blade Unit 3 1 Removing a Blade Unit from the Enclosure 3 1 Removing Replacing the Blade Cover 3 2 Installing a Blade Unit into the Enclosure 3 2 3 3 Processor Installation 3 4 3 4 Onboard Battery Installation 3 5 3 5 Memory 3 6 Populating Memory Slots 3 6 DIMM Installation 3 8 3 6 Hard Disk...

Page 6: ... 5 1 How To Change the Configuration Data 5 1 Starting the Setup Utility 5 1 5 2 BIOS Updates 5 2 Flashing BIOS 5 2 5 3 Running Setup 5 3 5 4 Main BIOS Setup Menu 5 4 System Time System Date 5 4 5 5 Advanced Settings Menu 5 5 CPU Clock Configuration 5 5 IDE Configuration 5 6 PCI PnP Configuration 5 7 Super IO Configuration 5 8 Hyper Transport Configuration 5 9 Chipset Configuration 5 9 NorthBridge...

Page 7: ...onfiguration 5 18 USB Configuration 5 19 System Health Monitor 5 20 5 6 Boot Menu 5 20 5 7 Security Menu 5 21 5 8 Exit Menu 5 22 Appendix A BIOS POST Codes A 1 A 1 BIOS POST Messages A 1 A 2 BIOS POST Codes A 3 Recoverable POST Errors A 4 Terminal POST Errors A 4 ...

Page 8: ...SBA 7141A T Blade Module User s Manual 8 Notes ...

Page 9: ... Processor in a Socket 3 5 Figure 3 4 Installing the Onboard Battery 3 6 Figure 3 5 16 slot DIMM Numbering 3 8 Figure 3 6 Installing a DIMM into a Memory Slot 3 9 Figure 4 1 SBA 7141A T Blade Unit Front View 4 1 Figure 4 2 Blade Control Panel 4 2 Figure 4 3 BHQIE Mainboard 4 4 Figure 4 4 AMD SR5670 SP5100 Chipset Block Diagram for SBA 7141A T 4 5 Figure 4 5 Exploded View of SBA 7141A T Blade Modul...

Page 10: ...SBA 7141A T Blade Module User s Manual 10 Notes ...

Page 11: ... Submenu 5 10 Table 5 9 ECC Configuration Submenu 5 11 Table 5 10 DRAM Timing Configuration Submenu 5 11 Table 5 11 SouthBridge Configuration Submenu 5 12 Table 5 12 RD890 Configuration Submenu 5 12 Table 5 13 PCI Express Configuration Submenu 5 13 Table 5 14 Hyper Transport Configuration Submenu 5 15 Table 5 15 Debug Option Configuration Submenu 5 15 Table 5 16 ACPI Configuration Submenu 5 16 Tab...

Page 12: ...SBA 7141A T Blade Module User s Manual 12 Notes ...

Page 13: ... on operating systems that have been certified for use with the SuperBlade www supermicro com products superblade 1 2 Product Checklist of Typical Components Your blade module ships with its mainboard already installed in its chassis Memory hard disk drives and the CPU must all be installed by the user after shipment See Chapter 3 Setup and Installation on page 3 1 for details on installation of t...

Page 14: ...ent slots at a time with memory modules of the same size and type will result in interleaved 128 bit memory which is faster than non interleaved 64 bit memory Please refer to the Supermicro web site for a list of supported memory www supermicro com products superblade The detailed specifications for a blade module will contain a link to a list of recommended memory sizes and manufacturers Details ...

Page 15: ... blade enclosure Each blade enclosure is a 7U form factor so a standard 42U rack may accommodate up to six enclosures with 60 blade modules or the equivalent of 60 1U servers With the inclusion of six CMM modules twelve Gigabit Ethernet switches and six InfiniBand switches this would occupy up to 84U space in a conventional 1U server configuration Figure 1 1 displays a view of a full rack with six...

Page 16: ...ddress Super Micro Computer B V Het Sterrenbeeld 28 5215 ML s Hertogenbosch The Netherlands Tel 31 0 73 6400390 Fax 31 0 73 6416525 Email sales supermicro nl General Information support supermicro nl Technical Support rma supermicro nl Customer Support Asia Pacific Address Super Micro Computer Inc 4F No 232 1 Liancheng Rd Chung Ho 235 Taipei County Taiwan R O C Tel 886 2 8226 3990 Fax 886 2 8226 3...

Page 17: ... electrical shock Use extreme caution when using metal tools which can easily damage any electrical components or circuit boards they come into contact with Do not use mats designed to decrease electrostatic discharge as protection from electrical shock Instead use rubber mats that have been specifically designed as electrical insulators The power supply power cords must include a grounding plug a...

Page 18: ...mponents and printed circuit boards The following measures are generally sufficient to neutralize this difference before contact is made to protect your equipment from ESD Use a grounded wrist strap designed to prevent static discharge Keep all components and printed circuit boards PCBs in their antistatic bags until ready for use Touch a grounded metal object before removing the board from the an...

Page 19: ... Powering Down a Blade Unit A blade unit may be powered down in either of five ways Press the power button on the blade unit Use IPMIView or the web browser based management utility to power down if you have Operator or Admin privileges on the CMM Use IPMItool when connected to the CMM to power down if you have Operator or Admin privileges on the CMM Use IPMIview or a browser with the on board BMC...

Page 20: ...he cover toward the front of the blade to lock it into place Installing a Blade Unit into the Enclosure Make sure the cover of the blade unit has been replaced first before installing a blade unit in the enclosure Installing a Blade Unit into the Enclosure 1 Slowly push the blade unit into its bay with the handles fully pulled out see Figure 3 1 2 When the blade stops push the handles back in to t...

Page 21: ...3 3 Chapter 3 Setup and Installation Figure 3 1 Inserting a Blade into the Enclosure Figure 3 2 Locking the Blade into Position ...

Page 22: ...rocessor socket up until the processor is released from the socket then lift the silver cover plate and remove the processor Installing a Processor 1 If present remove the protective black PnP cap from the processor socket 2 Raise the lever of the processor socket until it reaches its upper limit 3 Lift the silver cover plate completely up and out of the way 4 Align pin 1 of the processor with pin...

Page 23: ...A battery is included on the mainboard to supply certain volatile memory components with power when power has been removed from the blade module If this battery dies it must be replaced with an equivalent CR2032 Lithium 3V battery Dispose of used batteries according to the manufacturer s instructions See Figure 3 4 for a diagram of installing a new onboard battery NOTE Do not overtighten the screw...

Page 24: ...y banks with a CPU installed than to fill up one CPU memory bank while leaving another empty For example if you were to install eight DIMMs in a quad CPU configuration you should install two in the CPU1 DIMM slots slots 1A and 1B two in the CPU2 DIMM slots two in the CPU3 DIMM slots and two in the CPU4 DIMM slots rather than four in any two CPU DIMM slots If you install four more install two in th...

Page 25: ...ing 16 Memory Slots and 4 CPUs for Interleaved Operation Number of DIMMS CPU0 CPU1 CPU2 CPU3 Channel 0 Channel 1 Channel 0 Channel 1 Channel 0 Channel 1 Channel 0 Channel 1 1A 1B 2A 2B 1A 1B 2A 2B 1A 1B 2A 2B 1A 1B 2A 2B 2 X X 4 X X X X 6 X X X X X X 8 X X X X X X X X 10 X X X X X X X X X X 12 X X X X X X X X X X X X 14 X X X X X X X X X X X X X X 16 X X X X X X X X X X X X X X X X ...

Page 26: ...slots 4 Insert each DIMM vertically into its slot paying attention to the notch along the bottom of the module to prevent inserting the module incorrectly see Figure 3 6 WARNING Exercise extreme care when installing or removing DIMM modules to prevent any possible damage Center of Board Edge of Board DIMMB 1B DIMMB 1A DIMMB 2B DIMMB 2A DIMMC 2A DIMMC 2B DIMMC 1A DIMMC 1B DIMMD 1B DIMMD 1A DIMMD 2B...

Page 27: ... on the blade s mainboard 3 7 Installing the Operating System An operating system OS must be installed on each blade module Blades with Microsoft Windows OS and blades with Linux OS can both occupy and operate within the same blade enclosure Refer to the SuperMicro web site for a complete list of supported operating systems There are several methods of installing an OS to the blade modules Install...

Page 28: ...rives installed and no bootable devices attached to it Once these conditions are met make sure the PXE server is running Then turn on the blade on which you wish to boot and or install the OS The BIOS in the blade will look at all bootable devices and finding none will connect to the PXE server to begin the boot install Installing via Virtual Media Drive Redirection You can install the OS via Virt...

Page 29: ...lade CD ROM for further details on the various functions provided by these management programs 3 9 Configuring and Setting up RAID The SBA 7141A T blade module accommodates only one hard drive therefore this blade module cannot be configured or setup for a RAID configuration ...

Page 30: ...SBA 7141A T Blade Module User s Manual 3 12 Notes ...

Page 31: ... Blade Unit Features Feature Description Processors Supports four AMD Opteron series processors Memory Supports up to 128 GB of single or dual channel ECC Registered DDR2 800 667 533 DIMMs in four 4 DIMM slot banks Storage One Internal 2 5 SATA hard disk drive Ports KVM port 1 Features Onboard Matrox graphics chip with 16MB of SDRAM IPMI 2 0 Plug and Play APM 1 2 DMI 2 3 PCI 2 2 ACPI 1 0 2 0 SMBIO...

Page 32: ...ns blade module on and off 2 KVM Button N A Initiates KVM function 3 Power LED Green Indicates power status On Orange Indicates power status Off with power cables plugged in 4 KVM UID LED Blue Indicates KVM being utilized on blade unit Flashing Blue Indicates UID activated on blade module 5 Network IB LED Flashing Green Indicates network activity over LAN Flashing Orange Indicates network activity...

Page 33: ...nother blade disconnect the cable then reconnect it to the new blade See the Web based Management Utility User s Manual on your SuperBlade system CD ROM for further details on using the KVM function remotely Table 4 3 Blade Module LED Indicators LED State Description Power LED Green Power On Amber Standby Red Power Failurea a In the event of a power failure the N 1 Redundant Power Supply if includ...

Page 34: ...nit is a proprietary design which is based on the AMD SR5670 SP5100 chipset See Figure 4 4 for a block diagram of this chipset Figure 4 3 for a view of the BHQIE mainboard and Figure 4 5 for an exploded view diagram of the blade unit Figure 4 3 BHQIE Mainboard 7 1 1 10 4 3 2 6 5 8 6 1 1 2 2 2 9 11 ...

Page 35: ...iniBand cards 6 Gbx Connectors for power and logic to backplane 7 AMD SR5670 SP5100 chip 8 Onboard Battery 9 KVM Module 10 BIOS Chip 11 USB Port 4x DIMM 4x DIMM 1207 SOCKET 2 1207 SOCKET 3 4x DIMM 2_PORTs SATA_CONN VRM KB USB USB PORTS SATA VRM 4x DIMM MS DDRII 533 667 HT Link 1207 SOCKET 1 VRM CLOCK BUFFER PCI e X4 VRM 16 16 1GHz 1207 SOCKET 0 G_LAN DAUGHTER CARD IB HT Link 16 16 1GHz HT Link 16 ...

Page 36: ...own the blade and remove it from the enclosure 2 Remove the blade cover to access the mainboard see Section Removing Replacing the Blade Cover on page 3 2 for further details Short the CMOS pads with a metal object such as a small screwdriver 3 Replace the cover install the blade back into the enclosure and power it on 4 3 Blade Unit Components Figure 4 5 Exploded View of SBA 7141A T Blade Module ...

Page 37: ...r than non interleaved 64 bit memory See Section 3 5 for further details on mainboard memory installation Hard Disk Drives The SBA 7141A T blade unit can accommodate one internal 2 5 SATA hard disk drive which is mounted directly on the blade s mainboard Table 4 5 Main Components of SBA 7141A T Blade Module Item Description 1 Blade Unit Module 2 2 5 SATA Hard Drive 3 DIMMs system memory 4 CPU Heat...

Page 38: ...SBA 7141A T Blade Module User s Manual 4 8 Notes ...

Page 39: ...The CMOS information that determines the system parameters may be changed by entering the BIOS Setup utility This Setup utility can be accessed by pressing the DELETE key at the appropriate time during system boot See Starting the Setup Utility below Starting the Setup Utility Normally the only visible POST Power On Self Test routine is the memory test As the memory is being tested press the DELET...

Page 40: ...Floppy disk Flashing a BIOS using the KVM Dongle 1 Copy the contents of the zip file to a bootable USB pen drive 2 Connect the KVM dongle CBL 0218L to the KVM connector at the front of the blade you will be flashing the BIOS to 3 Connect your bootable USB pen drive to one of the two USB slots on the KVM dongle 4 Boot to the USB pen drive and go to the directory where you saved the contents of the ...

Page 41: ...LS120 PEPPCMM VIRTUAL DISC 1 to the top of the boot priority list 8 Exit while saving the changes The blade module will boot to the virtual media floppy image A 9 Type flash filename rom 5 3 Running Setup The BIOS setup options described in this section are selected by choosing the appropriate text from the MAIN BIOS SETUP screen All displayed text is described in this section although the screen ...

Page 42: ...enu The BIOS setup utility uses a key based navigation system called hot keys Most of these hot keys F1 F10 ENTER ESC ARROW keys and so on can be used at any time during the setup navigation process Press the ESC key to exit the CMOS SETUP menu When you first enter the 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 t...

Page 43: ...guration Submenu Menu Option Description CPU Settings Static This menu displays static information for Module Version AGESA Version Physical Count Logical Count and CPU Information GART Error Reporting This setting Enables or Disables internal SB spread Do NOT change this option if you are not sure about it NOTE You also shouldn t enable the external clock spread and internal SB spread at the same...

Page 44: ...es Device Information Static This static display shows device information for the primary IDE master device LBA Large Mode This option sets LBA Mode Disabled allows you to disable LBA Mode Auto enables LBA Mode if the device supports it and it is not already formatted with LBA Mode disabled Block Multi Sector Transfer Use this option to set mult sector transfer When Disabled the data transfer from...

Page 45: ... DMAn Options include Auto SWDMA0 SWDMA1 SWDMA2 MWDMA0 MWDMA1 MWDMA2 UDMA0 UDMA1 UDMA2 UDMA3 UDMA4 UDMA5 and UDMA6 S M A R T S M A R T stands for Self Monitoring Analysis and Reporting Technology This option allows you to enable or disable S M A R T on your system Options include Auto Disabled or Enabled 32Bit Data Transfer This option Enables or Disables 32 bit data transfer on your system Hard D...

Page 46: ...and PCI Slot 1 thorugh PCI Slot 6 IRQ3 IRQ4 IRQ5 IRQ7 IRQ9 IRQ10 IRQ11 IRQ14 IRQ15 This feature specifies the availability of an IRQ to be used by a PCI PnP device Select RESERVED for the IRQ to be used by a Legacy ISA device The options are Available and RESERVED DMA Channel 0 Channel 1 Channel 3 Channel 5 Channel 6 Channel 7 Select Available to indicate that a specific DMA channel is available t...

Page 47: ...ption allows you to set what happens to your systme when AC power is lost Options include Power Off Power On and Last State Table 5 5 Hyper Transport Configuration Submenu Menu Option Description Link Speed The Hyper Transport link will run at this speed if it is slower than or equal to the system clock and the boad is capable Options include 200 MHz 400 MHz 600 MHz 800 MHz 1 GHz and Auto Link Wid...

Page 48: ... 1 Table 5 8 Memory Configuration Submenu Menu Option Description 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 Channel Interleaving Selects the channel interleaving memory scheme when this function is supported by the processor The options are Disabled Address Bits 6 Addres...

Page 49: ...ackground scrubbing is off Options are Enabled or Disabled 4 Bit ECC Moe Allows the user to enabled 4 bit ECC mode also known as ECC Chipkill Options are Enabled and Disabled DRAM BG Scrub Corrects memory errors so later reads are correct Options are Disabled and various times in nanoseconds and microseconds Data Cache BG Scrub Allows L1 cache RAM to be corrected when idle Options are Disabled and...

Page 50: ...d mode PATA Channel Configuration This allows you to set PATA channel configuration Options include SATA as Primary or SATA as secondary Power Saving Features This setting allows you to Enable or Disable power saving features in the SouthBridge chip See the AMD SB700 Power Saving document on the AMD website for more details Table 5 12 RD890 Configuration Submenu Menu Option Description X PCI Expre...

Page 51: ...rt Device number Options include Auto and port numbers between 2 and 13 L1 Immediate ACK This setting allows you to Enable or Disable L1 ACK When enabled the L1 will be ACK d immediately Lane Reversal Use this setting to Enable or Disable Lane Reversal Hot Plug Support Use this setting to set Hot Plug Support Options include Disabled and Native X NB SB Port Features This submenu allows you to set ...

Page 52: ...GPP1 GPP2 This option allows you to enable or disable Peer to Peer settings among GPP1 GPP2 Options include Auto Enabled and Disabled PCIE Overclocking This option allows you to Enable or Disable PCIE overclocking Reset to Training Delay ms This setting allows you to set the Reset to Training delay in your system Use the keys on your keyboard to set a number for this setting in micro seconds Defau...

Page 53: ...NB deemphasis level Options include Disabled 0 4 dB 1 32 dB 2 08dB 3 1 dB 4 22 dB 5 50 dB and 7 05 dB X Debug Opton This sub menu allows you to set Debug options for Hyper Transport configuration NB Transmitter Attenuation This setting allows you to set NB Transmitter Attenuation Use the keys on your keyboard to set a number for this setting Default is 00 CPU Transmitter Attenuation This setting a...

Page 54: ...n Description IPMI Information Display Static This static display provides information for the Status of BMC and IPMI Firmware Revision X View BMC System Event Log This sub menu allows you to view all events in the BMC Event Log It will take a maximum of 15 seconds to read all BMC SEL records SEL Entry Number Use the keys to traverse the BMC Event Log Clear BMC System Event Log Use this option to ...

Page 55: ...of XXX XXX XXX XXX and with values less than 256 The current Subnet Maks is statically displayed below X Gateway Address Use this sub menu for Gateway Address configuration Gateway Address This setting allows you to set the Gateway Address for your LAN Configuration in decimal format of XXX XXX XXX XXX and with values less than 256 The current Gateway Address is statically displayed below Table 5 ...

Page 56: ...serial port to use for console redirection Options are COM1 and COM2 Serial Port Mode Selects the serial port settings to use Options are 115200 8 n 1 57600 8 N 1 38400 8 N 1 19200 8 N 1 AND 09600 8 N 1 Flow Control Selects the flow control to be used for console redirection Options are None HARDWARE and SOFTWARE Redirection After BIOS POST Options are DISABLE no redirection after BIOS POST BOOT L...

Page 57: ...Mbps or FullSpeed 12 Mbps mode BIOS EHCI Hand Off This setting is a workaround for OSes without EHCI hand off support The EHCI ownership change should be claimed by the EHCI driver Options are Enabled or Disabled X USB Mass Storage Device Configuration This sub menu allows you to configure USB mass storage class devices USB Mass Storage Reset Delay This option allows you to set the number of secon...

Page 58: ... If Disabled normal POST messages will be displayed on boot up If ENABLED this display the OEM logo instead of POST messages AddOn ROM Display Mode Set this option to display add on ROM read only memory messages The options are Force BIOS and KEEP CURRENT The default setting is Force BIOS Select Force BIOS to allow the computer system to force a third party BIOS to display during system boot Selec...

Page 59: ...d in your system 1st Drive These settings specify the boot sequence from the available hard disk drives devices installed in your system The devices to set are 1ST DRIVE 2ND DRIVE 3RD DRIVE 4TH DRIVE and so on You may have more or less than four drives listed depending upon the number of hard disk drives installed on your system Table 5 25 Security Menu Menu Option Description Change Supervisor Pa...

Page 60: ...xit Select this option to quit BIOS Setup without making any permanent changes to the system configuration and reboot the computer Select DISCARD CHANGES AND EXIT from the EXIT menu and press ENTER Discard Changes Select this option and press ENTER to discard all the changes and return to AMI BIOS Utility Program Load Optimal Defaults To set this feature select LOAD OPTIMAL DEFAULTS from the EXIT ...

Page 61: ...64k block at which the error was detected System RAM Failed at offset nnnn System RAM failed at offset nnnn of in the 64k block at which the error was detected Extended RAM Failed at offset nnnn Extended memory not working or not configured properly at offset nnnn System battery is dead Replace and run SETUP The CMOS clock battery indicator shows the battery is dead Replace the battery and run Set...

Page 62: ...On older boards check the cache jumpers You may have to replace the cache See your dealer A disabled cache slows system performance considerably CPU ID CPU socket number for Multi Processor error EISA CMOS not writeable ServerBIOS2 test error Cannot write to EISA CMOS DMA Test Failed ServerBIOS2 test error Cannot write to extended DMA Direct Memory Access registers Software NMI Failed ServerBIOS2 ...

Page 63: ...ecking errors in binary data A parity error indicates that some data has been corrupted Parity Check 2 nnnn Parity error found in the I O bus BIOS attempts to locate the address and display it on the screen If it cannot locate the address it displays Press F1 to resume F2 to Setup F3 for previous Displayed after any recoverable error message Press F1 to start the boot process or F2 to enter Setup ...

Page 64: ... POST Errors Post Code Description 02h Verify Real Mode 03h Disable Non Maskable Interrupt NMI 04h Get CPU type 06h Initialize system hardware 07h Disable shadow and execute code from the ROM 08h Initialize chipset with initial POST values 09h Set IN POST flag 0Ah Initialize CPU registers 0Bh Enable CPU cache 0Ch Initialize caches to initial POST values 0Eh Initialize I O component 0Fh Initialize ...

Page 65: ...lize extended memory for RomPilot 42h Initialize interrupt vectors 45h POST device initialization 46h 2 1 2 3 Check ROM copyright notice 47h Initialize I20 support 48h Check video configuration against CMOS 49h Initialize PCI bus and devices 4Ah Initialize all video adapters in system 4Bh QuietBoot start optional 4Ch Shadow video BIOS ROM 4Eh Display BIOS copyright notice 4Fh Initialize MultiBoot ...

Page 66: ...alize Intelligent System Monitoring 7Eh Initialize coprocessor if present 80h Disable onboard Super I O ports and IRQs 81h Late POST device initialization 82h Detect and install external RS232 ports 83h Configure non MCD IDE controllers 84h Detect and install external parallel ports 85h Initialize PC compatible PnP ISA devices 86h Re initialize onboard I O ports 87h Configure Motherboard Configura...

Page 67: ...mpt AAh Scan for F2 key stroke ACh Enter SETUP AEh Clear Boot flag B0h Check for errors B1h Inform RomPilot about the end of POST B2h POST done prepare to boot operating system B4h 1 One short beep before boot B5h Terminate QuietBoot optional B6h Check password optional B7h Initialize ACPI BIOS B9h Prepare Boot BAh Initialize SMBIOS BBh Initialize PnP Option ROMs BCh Clear parity checkers BDh Disp...

Page 68: ...mory for PCMCIA CEh Initialize digitizer and display message D2h Unknown interrupt Table A 3 Boot Block Flash ROM Terminal POST Errors Post Code Description E0h Initialize the chipset E1h Initialize the bridge E2h Initialize the CPU E3h Initialize system timer E4h Initialize system I O E5h Check force recovery boot E6h Checksum BIOS ROM E7h Go to BIOS E8h Set Huge Segment E9h Initialize Multi Proc...

Page 69: ... in the lower 16 bits The BIOS also sends the bitmap to the port 80 LED display It first displays the checkpoint code followed by a delay the high order byte another delay and then the low order byte of the error It repeats this sequence continuously F2h Initialize video F3h Initialize System Management Manager F4h Output one beep F5h Clear Huge Segment F6h Boot to Mini DOS F7h Boot to Full DOS Ta...

Page 70: ...SBA 7141A T Blade Module User s Manual A 10 Notes ...

Page 71: ...cted to result in significant injury or loss of life or catastrophic property damage Accordingly Supermicro disclaims any and all liability and should buyer use or sell such products for use in such ultra hazardous applications it does so entirely at its own risk Furthermore buyer agrees to fully indemnify defend and hold Supermicro harmless for and against any and all claims demands actions litig...

Page 72: ...SBA 7141A T Blade Module User s Manual ...

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