Penguin Computing Relion 2940 Technical Manual Download Page 78

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Integrated Memory Controller (iMC)
Enforce POR

Enable to enforce POR restrictions for DDR4 frequency and voltage programming.

Options available: Enforce POR/Disabled/Enforce Stretch Goals. Default setting is Enforce POR.

Memory Frequency

Configure memory frequency.

Options available: Auto/1333/1400/1600/1800/1867/2000/2133.
Default setting is Auto.

ECC Support

Options available: Auto/Disabled/Enabled. Default setting is Auto.

Rank Margin Tool

Options available: Auto/Disabled/Enabled. Default setting is Auto.

RMT Pattern Length

Display RMT Pattern Length.

SPD Write Lock

Options available: Enabled/Disabled. Default setting is Enabled.

Memory Topology

Press [Enter] for configuration of advanced items.

Memory Thermal

Press [Enter] for configuration of advanced items.

Memory Map

Press [Enter] for configuration of advanced items.

BIOS Setup

- 78 -

Relion 2940 Chassis Manual

5-3-5 Memory Configuration

Summary of Contents for Relion 2940

Page 1: ...Relion 2940 E cient and Versatile Intel based HPC Server Designed for Next gen Datacenters Technical Guide Rev 1 0 PENGUIN COMPUTING www penguincomputing com 1 888 PENGUIN 736 4846 twitter PenguinHPC...

Page 2: ...ures in this manual may be made by Penguin Computing without prior notice No part of this manual may be reproduced copied translated transmitted or published in any form or by any means without Pengui...

Page 3: ...ered in this generic service guide In suchcases please contact your regional offices or the responsible personnel channel to provide youwith further technical details 2 Please note WHEN ORDERING SPARE...

Page 4: ...stalling the Fan Duct 19 2 5 Installing the CPU 20 2 6 Installing the Heat Sink 21 2 5 Installing the Memory 23 2 5 1 Four Channel Memory Configuration 23 2 5 2 Installing a Memory 24 2 6 Installingth...

Page 5: ...101 5 Relion 2940 Chassis Manual 5 1 T h e M a in M e n u 4 2 5 2 A d v a n c e d M e n u 4 5 5 2 1 SerialPortConsoleRedirection 46 5 2 2 PCI Subsystem Settings 50 5 2 2 1 PCI Express Settings 52 5 2...

Page 6: ...ormation 104 BMC network configuration 105 5 Security Menu 106 5 5 1 Secure Boot menu 107 5 5 1 1 Key Management 108 6 Boot Menu 110 7 Save Exit Menu 112 5 8 BIOS POST Codes 114 10 BIOS POST Beep code...

Page 7: ...tents Relion 2940 System The box contents above are for reference only and the actual items shall depend on the product package you obtain The box contents are subject to change without notice The mot...

Page 8: ...ventilation Do not block or cover these openings Make sure youprovide adequate space around the system for ventilation when you set up your work area Never insertobjects of any kind into the ventilati...

Page 9: ...may cause undesired opera tion Canadian Department of Communications Compliance Statement This digital apparatus does not exceed the Class A limits for radio noise emissions from digitalapparatus as...

Page 10: ...ails of environmentally safe recycling w When your electrical or electronic equipment is no longer useful to you take it back to your local or regional waste collection administration for recycling w...

Page 11: ...ep your hands dry and first touch a metal object to eliminate static electricity Prior to installing the motherboard please have it on top of an antistatic pad or within an electrostatic shielding con...

Page 12: ...LAN Intel 82599ES 10GbE LAN controller with QSFP Option Intel Fortville 40GbE LAN controller with QSFP Realtek RTL8211E supports server management LAN port Expansion Slot 1 x PCI Express x16 slot runn...

Page 13: ...tive LED LAN1 LAN2 Front Panel LED Buttons 1 x Power button LED 1 x ID button LED 1 x Reset button 2 x LAN LED 1 x HDD Status LED 1 x System LED I O Controller ASPEED AST2400 BMC chip Hardware Monitor...

Page 14: ...Hardware Installation 14 Relion 2940 Chassis Manual 1 3 System Block Diagram...

Page 15: ...e notches on both sides of the CPU and alignment keys on the CPU socket Apply an even and thin layer of thermal grease on the surface of the CPU Do not turn on the computer if the CPU cooler is not in...

Page 16: ...on 16 Relion 2940 Chassis Manual 2 1 System Components 2 3 4 3 5 5 6 6 7 7 4 5 5 1 Item Decription 1 Power module 2 Power supply board cage 3 PCI Express card 4 Fan duct 5 Memory module 6 System cooli...

Page 17: ...you remove or install the power supply board cage cover Make sure the system is not turned on or connected to AC power Follow these instructions to remove the power supply board cage cover 1 Loosen a...

Page 18: ...otherboard tray 1 Disconnect the power SATA front panel and mainboard cable connectors 2 Press the retaining clip on the left side of the tray along the direction of the arrow 3 At the same time pull...

Page 19: ...Removing and Installing the Fan Duct Follow these instructions to remove install the fan duct 1 Lift up to remove the fan duct 2 To install the fan duct align the fan duct with the guiding groove Pus...

Page 20: ...from their ports Place the system unit on a flat and stable surface Open the system according to the instructions WARNING Failure to properly turn off the server before you start installing components...

Page 21: ...tallation Relion 2940 Chassis Manual 2 6 Installing the Heat Sink Follow these instructions to install the heat sinks 1 Apply thermal compound evenly on the top of the CPU 2 Remove the protective cove...

Page 22: ...Hardware Installation 22 Relion 2940 Chassis Manual CPU0 CPU1 P N 25ST1 443206 C1R P N 25ST1 443205 T4R...

Page 23: ...ry Enabling Four Channel memory mode will be four times of the original memory bandwidth The four DDR4 memory sockets are divided into four channels each channel has two memory sockets as following Ch...

Page 24: ...ow these instructions to install the Memory 1 Insert the DIMM memory module vertically into the DIMM slot and push it down 2 Close the plastic clip at both edges of the DIMM slots to lock the DIMM mod...

Page 25: ...the server prior to installing a PCI card Failure to observe these warnings could result in personal injury or damage to equipment Follow these instructions to PCI Expansion card 1 Loosen the riser b...

Page 26: ...CI card Failure to observe these warnings could result in personal injury or damage to equipment Follow these instructions to install Add on card 1 Remove the fan duct from the system following the st...

Page 27: ...ill not fit back into the bay if inserted incorrectly Make sure that the HDD is connected to the HDD connector on the backplane Follow these instructions to Hard disk drive 1 Press the release button...

Page 28: ...e system Follow these instructions to replace the power supply 1 Disconnect the three power cables 2 Pull up the power supply handle 3 Press the retaining clip on the right side of the power supply al...

Page 29: ...er 3 System Appearance 3 1 Front View NOTE For detail LED description please see the following section Front Panel LED and Buttons and Rear System Button and LEDs No Decription 1 ID button and LED 2 P...

Page 30: ...5 Reset Button 6 NMI button 7 System status LED 8 LAN2 Active Link LED top LAN1 Active Link LED buttom 9 QSFP LAN port 10 10 100 1000 Server management LAN port 11 USB 3 0 ports 12 Power supply fan 1...

Page 31: ...31 Hardware Installation Relion 2940 Chassis Manual 3 3 HDD and Nodes Connection...

Page 32: ...Event Power button 1 and LED Amber System has power applied to it or ACPI On No S0 state Blink Yes System is in ACPI S5 state Power off Green On System has power applied to it or ACPI No S0 State No S...

Page 33: ...s the button to reset the system System 5 Status LED Green Solid On N A System is operating normally Blink Degrade condition may N A indicates the following CPU failure DIMM killed Amber Solid On Crit...

Page 34: ...receiving is occurring 1GbE Managemt 8 LAN Speed LED Yellow On N A 1 Gbps data rate Blink N A Identify 1 Gbps data rate Green On N A 100 Mbps data rate Blink N A Identify 100 Mbps data rate N A Off N...

Page 35: ...disk drive is not present Off Off Hard disk drive is present but not active On Off Hard disk drive is present and active Blink Off Location On Blink 4 Hz Alternative RAID failed On On Hard disk drive...

Page 36: ...ront panel I2C Bus cable 2 Front USB cable 3 Front VGA cable 4 Front panel cable 5 HDD back plane board power cable 6 SATA cable 7 SGPIO cable 8 System fan power cable 9 Mainborad power cable 10 PMBus...

Page 37: ...top Active Link LEDs QSFP LAN port BMC management LAN port top USB 3 0 ports buttom 12 SATA0 SATA1 SATA2 SATA3 SATA 6Gb s connectors SATA4 SATA5 13 BAT1 Battery socket 14 SATA_SGP1 SATA SGPIO header...

Page 38: ...8 pin power connector 29 DIMM_P1_E0 Channel 1 slot 0 for secondary CPU 30 DIMM_P1_E1 Channel 1 slot 1 for secondary CPU 31 DIMM_P1_F0 Channel 2 slot 0 for secondary CPU 32 DIMM_P1_F1 Channel 2 slot 1...

Page 39: ...ery mode BIOS_WP 5 BIOS Write Protect Jumper 1 2 Close Normal operation Default setting 2 3 Close Enable BIOS write protect function 6 ME_RCVR ME Recovery Jumper 1 2 Close Normal operation Default set...

Page 40: ...S do it with caution Inadequate BIOS flashing may result in system malfunction It is recommended that you not alter the default settings unless you need to to prevent system instability or other unexp...

Page 41: ...enabled disabled setup menus Security Change set or disable supervisor and user password Configuration supervisor password allows you to restrict access to the system and BIOS Setup A supervisor passw...

Page 42: ...p option is displayed on the bottom line of the Main Menu Submenu Help While in a submenu press F1 to display a help screen General Help of function keys available for the menu Press Esc to exit the h...

Page 43: ...he Firmware setup utility SDR Version Display the SDR version information FRU Version Display the FRU version information Processor Information CPU Brand String Max CPU Speed CPU Signature Processors...

Page 44: ...anual Onboard LAN Information LAN1 LAN2 MAC Address Display LAN1 LAN2 MAC address information System Date Set the date following the weekday month day year format System Time Set the system time follo...

Page 45: ...on 2940 Chassis Manual 5 2 Advanced Menu The Advanced menu display submenu options for configuring the function of various hardware components Select a submenu item then press Enter to access the rela...

Page 46: ...BIOS Setup 46 Relion 2940 Chassis Manual 5 2 1 Serial Port Console Redirection...

Page 47: ...47 BIOS Setup Relion 2940 Chassis Manual...

Page 48: ...ark parity bit is always 1 Space Parity bit is always 0 Mark and Space Parity do not allow for error detection Options available None Even Odd Mark Space Default setting is None Flow Control Flow cont...

Page 49: ...LINUX XTERMR6 SCO ESCN VT400 Default setting is VT100 Redirection After BIOS POST Note This option allows user to enable console redirection after O S has loaded Options available Always Enable Boot...

Page 50: ...initialize device expansion ROM Options available Enabled Disabled Default setting is Disabled PCI Devices Common Settings PCI Latency Timer Value to be programmed into PCI Latency Timer Register Opt...

Page 51: ...upport If system has SR IOV capable PCIe Devices this option enables or disables Single Root IO Virtualization Support Options available Enabled Disabled Default setting is Disabled PCI Express Settin...

Page 52: ...ptions available Enabled Disabled Default setting is Enabled Maximum Playload Set maximum playload for PCI Express Device or allow system BIOS to select the value Options available Auto 128 Bytes 256...

Page 53: ...Training bit in Link Status register Press keys to increase or decrease the desired values Value rang is from 10 to 10000 us Unpopulated Links When this item is set to Disable Link the system will ope...

Page 54: ...lt setting is Disabled Ipv4 PXE Support Note Enable Disable Ipv4 PXE feature Options available Enabled DIsabled Default setting is Enabled Ipv6 PXE Support Note Enable Disable Ipv6 PXE feature Options...

Page 55: ...ervices Always Do not allow disabling GA20 this option is useful when any RT code is executed above 1MB Options available Upon Request Always Default setting is Upon Request Option ROM Messages Option...

Page 56: ...trols the execution UEFI and Legacy Storage OpROM Options available Do not launch UEFI Legacy Default setting is Legacy Video Controls the execution UEFI and Legacy Video OpROM Options available Do no...

Page 57: ...2940 Chassis Manual 5 2 5 Post Report Configuration Post Report Configuration Error Message Report Post Error Message Enable Disable Info Error Message support Options available Enabled Disabled Defau...

Page 58: ...l 5 2 6 Trusted Computing Configuration Security Device Support Select Enabled to activate TPM support feature Options available Enabled Disabled Default setting is Disabled Current Status Information...

Page 59: ...Hand off function Options available Enabled Disabled Default setting is Disabled USB Mass Storage Driver Support Note Enable Disable USB Mass Storage Driver Support Options available Enabled Disabled...

Page 60: ...ate prior to shutdown When set to Stay Off the system remains off after power shutdown Options available Last State Stay Off Power On The default setting depends on the BMC setting Deep Sleep EuP Enab...

Page 61: ...61 BIOS Setup Relion 2940 Chassis Manual 5 9 SIO Configuration...

Page 62: ...t 1 2 Press Enter for confuguration of advanced items Serial Port 1 Configuration Use This Device When enabled allows you to configure the serial port 1 settings When set to Disabled displays no confi...

Page 63: ...evice When enabled allows you to configure the serial port 2 settings When set to Disabled displays no configuration for the serial port Options available Enabled Disabled Default setting is Enabled L...

Page 64: ...2 10 iSCSI Configuration iSCSI Initiator Name Add an Attempts Press Enter for configuration of advanced items Delete Attempts Press Enter for configuration of advanced items Change Attempt Order Press...

Page 65: ...el RC Setup Menu Intel RC Setup menu displays submenu options for configuring the function of North Bridge and South Bridge Select a submenu item then press Enter to access the related submenu screen...

Page 66: ...BIOS Setup 66 Relion 2940 Chassis Manual 5 3 1 Processor Configuration...

Page 67: ...le Disable Intel Trusted Execution Technology support function Options available Enabled Disabled Default setting is Disabled VMX Vanderpool Technology Enable Disable Vanderpool Technology This will t...

Page 68: ...efetch Delay Options available Disabled 8 16 24 32 40 48 56 64 72 80 88 96 104 112 Default setting is 32 X2APIC Options available Enabled Disabled Default setting is Disabled AES NI Enable Disable AES...

Page 69: ...69 BIOS Setup Relion 2940 Chassis Manual 5 3 1 1 Pre Socket Configuration...

Page 70: ...s Manual CPU Socket 0 1 Configuration Press Enter for configuration of advanced items Cores Enabled for CPU socket 0 1 Number of Cores to enable 0 means all cores 14 Cores is available Press the numer...

Page 71: ...ent Custom Default setting is Custom Config TDP Options available Enabled Disabled Default setting is Enabled Config TDP Level Options available Nominal Default setting is Nominal CPU P State Control...

Page 72: ...lable Enabled Disabled Default setting is Enabled P state coordination In HW_ALL mode the processor hardware is responsible for coordinating the P state among logical processors dependencies The OS is...

Page 73: ...lt setting is C6 non Retention state CPU C3 C6 Report Allows you to determine whether to let the CPU enter C3 C6 mode in system halt state When enabled the CPU core frequency and voltage will be reduc...

Page 74: ...p 74 Relion 2940 Chassis Manual 5 3 2 3 CPU T State Control ACPI T States Enable Disable CPU throttling by OS Thorttling reduces power comsumption Options available Enabled Disabled Default setting is...

Page 75: ...anual 5 3 3 Common RefCode Configuration Common RefCode Configuration Isoc Mode Options available Enabled Disabled Default setting is Disabled Numa Non Uniform Memory Access Options available Enabled...

Page 76: ...BIOS Setup 76 Relion 2940 Chassis Manual 5 3 4 QPI Configuration...

Page 77: ...n Press Enter for configuration of advanced items QPI Status Press Enter to view QPI status Link Speed Mode Options available Slow Fast Default setting is Fast Link Frequency Select Options available...

Page 78: ...uto ECC Support Options available Auto Disabled Enabled Default setting is Auto Rank Margin Tool Options available Auto Disabled Enabled Default setting is Auto RMT Pattern Length Display RMT Pattern...

Page 79: ...79 BIOS Setup Relion 2940 Chassis Manual Memory RAS Configuration Press Enter for configuration of advanced items...

Page 80: ...BIOS Setup 80 Relion 2940 Chassis Manual 5 3 5 1 Memory Topology...

Page 81: ...hrottling Configure Thermal Throttling Mode Select OLTT or CLTT mode Options available Disabled OLTT CLTT Default setting is CLTT DIMM Temp Stat Display DIMM Temp Stat MEMHOT Throttling Mode Options a...

Page 82: ...chunk of local memory below 4GB Options available Disabled Enabled Default setting is Disabled Channel Interleaving Options available Auto 1 way Interleave 2 way Interleave 3 way Interleave 4 way Int...

Page 83: ...set to enabled Sparing will be selected Options available Disable Mirror Lockstep Mode Default setting is Disabled Lockstep x4 DIMMs Options available Auto Disabled Enabled Default setting is Disable...

Page 84: ...n EV DFX Features Set this option to allow DFX Lock Bits to remain clear Options available Enabled Disabled Default setting is Disabled IOAT Configuration Press Enter for configuration of advanced ite...

Page 85: ...iguration Enable IOAT Control to enable disable IOAT Intel I O Acceleration Technology device Options available Enabled Disabled Default setting is Disabled No Snoop Enable Disable PCI Express Device...

Page 86: ...r Directed I O VT d Enable Disable Intel VT for Directed I O VT d support function Options available Enabled Disabled Default setting is Enabled Interrupt Remapping Enable Disable interrupt remapping...

Page 87: ...l 5 3 7 PCH Configuration PCH Configuration PCH Devices Press Enter for configuration of advanced items PCH SATA Configuration Press Enter for configuration of advanced items USB Configuration Press E...

Page 88: ...BIOS Setup 88 Relion 2940 Chassis Manual 5 3 7 1 PCH Devices PCH CRID Enable Disable Intel Compatible Revision ID Options available Enabled Disabled Default setting is Disabled...

Page 89: ...89 BIOS Setup Relion 2940 Chassis Manual 5 3 7 2 PCH SATA Configuration...

Page 90: ...When set to AHCI the SATA controller enables its AHCI functionality Then the RAID function is disabled and cannot be access the RAID setup utility at boot time Options available IDE RAID ACHI Disabled...

Page 91: ...disk that are installed in the computer System will automatically detect HDD type Port 0 1 2 3 4 5 Enable Disable Port 0 1 2 3 device Options available Enabled Disabled Default setting is Enabled Hot...

Page 92: ...940 Chassis Manual 5 3 7 2 1 SATA Mode Options When SATA Type is set to IDE AHCI Mode SATA LED locate When this option is enabled LED SGPIO hardware is attached Options available Enabled Disabled Defa...

Page 93: ...Intel Rapid Recovery Technology support function Options available Enabled Disabled Default setting is Enabled RAID Option ROM UI banner Options available Enabled Disabled Default setting is Enabled S...

Page 94: ...ition Precondition work on USB host conteoller and root ports for faster enumeration Options available Enabled Disabled Default setting is Disabled xHCI Mode Enable Disable xHCI USB 3 0 support functi...

Page 95: ...p Relion 2940 Chassis Manual 5 3 8 Miscellaneous Configuration Miscellaneous Configuration Active Video Select active Video type Options available Onboard Device Offboard Device Default setting is Off...

Page 96: ...ecovery Firmware Version Display Recovery Firmware Version information ME Firmware Features Display ME Firmware features information ME Firmware Status 1 2 Display ME Firmware status information Curre...

Page 97: ...bled Default setting is Enabled S W Error Injection Support Enable Disable software injection error logging function Options available Enabled Disabled Default setting is Enabled Whea Settings Press E...

Page 98: ...IOS Setup 98 Relion 2940 Chassis Manual 5 3 10 1 Whea Setting WHEA Support Windows Hardware Error Architecture Enable Disable WHEA Support Options available Enabled Disabled Default setting is Enabled...

Page 99: ...10 2 Memory Error Enabling Memory Error Enabling Un Correctable Errors disable Memory Options available Enabled Disabled Default setting is Disabled Memory corrected Errors enabling Options available...

Page 100: ...BIOS Setup 100 Relion 2940 Chassis Manual 5 3 10 3 PCI PCI Error Enabling PCI Ex Error Enable Options available Yes No Default setting is Yes...

Page 101: ...eset Power Down Default setting is Do Nothing Please note that this item is configurable when FRB 2 Timer is set to Enabled OS Watchdog Timer Enable Disable OS Watchdog Timer function Options availabl...

Page 102: ...n 2940 Chassis Manual System Event Log Press Enter for configuration of advanced items View FRU Information Press Enter to view the advanced items BMC network configuration Press Enter for configurati...

Page 103: ...ing SEL Choose options for erasing SEL Options available No Yes On next reset Yes On every reset Default setting is No When SEL is Full Choose options for reactions to a full SEL Options available Do...

Page 104: ...p 104 Relion 2940 Chassis Manual 5 4 2 View FRU Information The FRU page is a simple display page for basic system ID information as well as System product information Items on this window are non con...

Page 105: ...ase Options available Unspecified Static DynamicBmcDhcp Default setting is DynamicBmcDhcp Station IP Address Display IP Address information Subnet mask Display Subnet Mask information Please note that...

Page 106: ...cess and change all settings in the Setup Utility User Password Entering this password will restrict a user s access to the Setup menus To enable or disable this field a Administrator Password must fi...

Page 107: ...ons that are running during the booting process to be pre signed with valid digital certificates This way the system knows all the files being loaded before Windows 8 loads and gets to the login scree...

Page 108: ...ll Factory Default Keys Press Enter to install all factory default keys Save All Secure Boot Variables Press Enter to save all Secure Boot Variables Platform Key PK Display the status of Platform Key...

Page 109: ...ete DB Press Enter to delete the db from your system Set new DB Press Enter to configure a new db Append aVar to DB Press Enter to load additional db from a storage devices Forbidden Signature Databas...

Page 110: ...ans indefinite waiting Press the numberic keys to input the desired value Bootup NumLock State Enable or Disable Bootup NumLock function Options available On Off Default setting is On Quiet Boot Enabl...

Page 111: ...111 BIOS Setup Relion 2940 Chassis Manual Hard Drive BBS Priorities Press Enter to configure the boot priority...

Page 112: ...setup Options available Yes No Save Options Save Changes Saves changes made in the BIOS setup Options available Yes No Discard Changes Discards changes made and close the BIOS setup Options available...

Page 113: ...BIOS Setup Relion 2940 Chassis Manual Boot Override Press Enter to configure the device as the boot up drive UEFI Built in in EFI Shell Press Enter on this item to Launch EFI Shell from filesystem de...

Page 114: ...0x30 PEI_MEMORY_INSTALLED 0x31 PEI_CPU_INIT 0x32 PEI_CPU_CACHE_INIT 0x33 PEI_CPU_BSP_SELECT 0x34 PEI_CPU_AP_INIT 0x35 PEI_CPU_SMM_INIT 0x36 PEI_MEM_NB_INIT 0x37 reserved for NB 0x38 0x3A PEI_MEM_SB_I...

Page 115: ...DXE_PCI_BUS_BEGIN 0x92 DXE_PCI_BUS_HPC_INIT 0x93 DXE_PCI_BUS_ENUM 0x94 DXE_PCI_BUS_REQUEST_RESOURCES 0x95 DXE_PCI_BUS_ASSIGN_RESOURCES 0x96 DXE_CON_OUT_CONNECT 0x97 DXE_CON_IN_CONNECT 0x98 DXE_SIO_IN...

Page 116: ...PEI_MEMORY_INVALID_SPEED 0x50 PEI_MEMORY_SPD_FAIL 0x51 PEI_MEMORY_INVALID_SIZE 0x52 PEI_MEMORY_MISMATCH 0x52 PEI_MEMORY_NOT_DETECTED 0x53 PEI_MEMORY_NONE_USEFUL 0x53 PEI_MEMORY_ERROR 0x54 PEI_MEMORY_N...

Page 117: ...0xEF DXE_STATUS_CODE DXE_CPU_ERROR 0xD0 DXE_NB_ERROR 0xD1 DXE_SB_ERROR 0xD2 DXE_ARCH_PROTOCOL_NOT_AVAILABLE 0xD3 DXE_PCI_BUS_OUT_OF_RESOURCES 0xD4 DXE_LEGACY_OPROM_NO_SPACE 0xD5 DXE_NO_CON_OUT 0xD6 DX...

Page 118: ...ne in PEI Core called twice 2 Recovery started 3 DXEIPL was not found 3 DXE Core Firmware Volume was not found 4 Recovery failed 4 S3 Resume failed 7 Reset PPI is not available of Beeps Description 1...

Page 119: ...the boot block can be used to restore the BIOS to a working state To restore your BIOS please follow the instructions listed below Recovery Instruction 1 Change xxx ROM to amiboot rom 2 Copy amiboot r...

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