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IBM LS21 - BladeCenter - 7971, Service Manual


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Index

 

A

assertion

 

event,

 

BMC

 

log

 

23

 

attention

 

notices

 

2

 

B

battery

replacing

 

84

 

battery,

 

installing

 

84

 

battery,

 

removing

 

84

 

beep

 

code

 

errors

 

12

 

bezel

 

assembly

installing

 

72

 

removing

 

73

 

blade

 

server

installing

 

66

 

removing

 

65

 

blade

 

server

 

cover

installing

 

69

 

removing

 

68

 

BladeCenter

 

LS21

 

and

 

LS41

 

specifications

 

3

 

BMC

 

error

 

codes

 

51

 

BMC

 

error

 

log

viewing

 

from

 

Configuration/Setup

 

Utility

 

23

 

viewing

 

from

 

diagnostic

 

programs

 

23

 

BMC

 

event

 

log

 

23

 

BMC

 

log

assertion

 

event,

 

deassertion

 

event

 

23

 

default

 

timestamp

 

22

 

navigating

 

22

 

size

 

limitations

 

22

 

buttons

CD/diskette/USB

 

5

 

keyboard/video/mouse

 

4

 

media-tray

 

select

 

5

 

power-control

 

5

 

C

caution

 

statements

 

2

 

checkout

 

procedure

about

 

24

 

performing

 

24

 

cKVM

 

card

installing

 

87

 

removing

 

86

 

Class

 

A

 

electronic

 

emission

 

notice

 

107

 

components

MPE

 

unit

 

7

 

system

 

board

 

7

 

concurrent-KVM

 

card

installing

 

87

 

removing

 

86

 

configuration

Configuration/Setup

 

Utility

 

97

 

minimum

 

57

 

Configuration/Setup

 

Utility

 

program

 

97

 

configuring

 

your

 

blade

 

server

 

97

 

connectors

I/O-expansion

 

card

 

7

 

memory

 

7

 

microprocessor

 

7

 

MPE

 

unit

 

7

 

SAS

 

hard

 

disk

 

drives

 

7

 

system

 

board

 

7

 

controller

Ethernet

 

97

 

controller

 

enumeration

 

98

 

D

danger

 

statements

 

2

 

deassertion

 

event,

 

BMC

 

log

 

23

 

description

switches,

 

MPE

 

unit

 

9

 

switches,

 

system

 

board

 

8

 

diagnostic

error

 

codes

 

44

 

programs,

 

overview

 

42

 

programs,

 

starting

 

43

 

test

 

log,

 

viewing

 

44

 

text

 

message

 

format

 

43

 

tools,

 

overview

 

11

 

display

 

problems

 

29

 

drive

connectors

 

7

 

E

electronic

 

emission

 

Class

 

A

 

notice

 

107

 

error

 

codes

 

and

 

messages

beep

 

12

 

diagnostic

 

44

 

POST/BIOS

 

15

 

SAS

 

52

 

error

 

LEDs

 

38

 

error

 

logs

 

22

 

BMC

 

event

 

23

 

BMC

 

system

 

event

 

log

 

22

 

Management-module

 

event

 

log

 

22

 

viewing

 

23

 

error

 

symptoms

general

 

25

 

hard

 

disk

 

drive

 

26

 

intermittent

 

26

 

microprocessor

 

28

 

monitor

 

29

 

optional

 

devices

 

30

 

ServerGuide

 

36

 

software

 

37

 

USB

 

port

 

37

 

video

 

29

 

errors

BMC

 

51

 

 

©

 

Copyright

 

IBM

 

Corp.

 

2006

 

109

Summary of Contents for LS21 - BladeCenter - 7971

Page 1: ...BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...

Page 2: ......

Page 3: ...BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...

Page 4: ...03 and the Warranty and Support Information document on the IBM BladeCenter Documentation CD Second Edition February 2007 Copyright International Business Machines Corporation 2006 All rights reserved...

Page 5: ...rocedure 24 Performing the checkout procedure 24 Troubleshooting tables 25 General problems 25 Hard disk drive problems 26 Intermittent problems 26 Keyboard or mouse problems 27 Memory problems 28 Mic...

Page 6: ...disk drive 74 Installing a SAS hard disk drive 75 Removing a memory module 76 Installing a memory module 76 Removing and installing an I O expansion card 78 Removing the battery 84 Installing the bat...

Page 7: ...munications Commission FCC statement 107 Industry Canada Class A emission compliance statement 107 Australia and New Zealand Class A statement 107 United Kingdom telecommunications safety requirement...

Page 8: ...vi BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...

Page 9: ...tuotteen lue turvaohjeet kohdasta Safety Information Avant d installer ce produit lisez les consignes de s curit Vor der Installation dieses Produkts die Sicherheitshinweise lesen Prima di installare...

Page 10: ...is not damaged loose or broken and observe any sharp edges 3 Check the power cord v Make sure that the third wire ground connector is in good condition Use a meter to measure third wire ground continu...

Page 11: ...vailable to turn off the power if necessary When you are working with powered on electrical equipment use only one hand Keep the other hand in your pocket or behind your back to avoid creating a compl...

Page 12: ...water or structural damage v Disconnect the attached power cords telecommunications systems networks and modems before you open the device covers unless instructed otherwise in the installation and c...

Page 13: ...ces or regulations Statement 3 CAUTION When laser products such as CD ROMs DVD drives fiber optic devices or transmitters are installed note the following v Do not remove the covers Removing the cover...

Page 14: ...he power switch on the power supply do not turn off the electrical current supplied to the device The device also might have more than one power cord To remove all electrical current from the device e...

Page 15: ...this label attached There are no serviceable parts inside these components If you suspect a problem with one of these parts contact a service technician Statement 10 CAUTION Do not place any object on...

Page 16: ...xiv BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...

Page 17: ...install supported options and how to configure the server v Safety Information This document is in Portable Document Format PDF on the IBM Documentation CD It contains translated caution and danger s...

Page 18: ...problem situations v Attention These notices indicate potential damage to programs devices or data An attention notice is placed just before the instruction or situation in which damage could occur v...

Page 19: ...width models Drives Supports small form factor Serial Attached SCSI SAS drives One in single width models or two in double width models Integrated functions v Dual Gigabit Ethernet controllers v Expa...

Page 20: ...in the following sequence to switch KVM control between blade servers NumLock NumLock blade_server_number Enter Where blade_server_number is the two digit number for the blade bay in which the blade s...

Page 21: ...the request is being processed and then is lit when the ownership of the media tray has been transferred to the blade server It can take approximately 20 seconds for the operating system in the blade...

Page 22: ...dule the Wake on LAN feature can turn on the blade server Turning off the blade server When you turn off the blade server it is still connected to power through the BladeCenter unit The blade server c...

Page 23: ...tion shows the connectors on the blade server system board DIMM 4 DIMM 3 DIMM 2 DIMM 1 SAS hard disk drive I O expansion card Battery Blade expansion Concurrent KVM Microprocessor 1 Microprocessor 2 D...

Page 24: ...to relight the system board LEDs that were lit before you removed the blade server from the BladeCenter unit SW4 Switch block 4 has four switches v 1 Reserved v 2 BIOS backup page Open BIOS starts fr...

Page 25: ...enter unit System board LEDs The following illustration shows the LEDs on the blade server system board You must remove the blade server from the BladeCenter unit open the cover or remove any optional...

Page 26: ...ght any error LEDs that were turned on during processing DIMM 4 error LED DIMM 3 error LED DIMM 2 error LED DIMM 1 error LED Light path diagnostics panel SAS hard disk drive error LED Microprocessor 1...

Page 27: ...etection of a problem See POST for more information v Troubleshooting tables These tables list problem symptoms and actions to correct the problems See Troubleshooting tables on page 25 for more infor...

Page 28: ...the order in which they are listed in the Action column until the problem is solved v See Chapter 3 Parts listing Types 7971 and 7972 on page 59 to determine which components are CRUs and which compo...

Page 29: ...he blade server each time a DIMMs b Trained service technician only System board assembly 2 1 1 Secondary DMA register test failed Trained service technician only Replace the system board assembly 2 1...

Page 30: ...unit if one is installed 3 Replace the following components one at a time in the order shown restarting the blade server each time a DIMMs b Trained service technician only System board assembly 3 3 3...

Page 31: ...the detected problems v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved v See Chapter 3 Parts listing Types 7971 and 7972 on page 59...

Page 32: ...ents a Trained service technician only Microprocessor 1 b Trained service technician only Microprocessor 2 2 Replace the following components one at a time in the order shown restarting the blade serv...

Page 33: ...ng components one at a time in the order shown restarting the blade server each time a Battery b Trained service technician only System board assembly 164 Memory size does not match CMOS 1 Run the Con...

Page 34: ...nded memory error 1 Update the BIOS code and restart the blade server 2 Reseat the DIMMs 3 Replace the following components one at a time in the order shown restarting the blade server each time a DIM...

Page 35: ...vice technician only Replace the system board assembly 602 Invalid diskette boot record 1 Check the function of the shared BladeCenter unit resources see Solving shared BladeCenter resource problems o...

Page 36: ...Disable these options in the order of least to most important 3 Remove each option one at a time restarting the blade server each time until the 1801 error code clears Options that cause the 1801 err...

Page 37: ...shared BladeCenter unit resources see Solving shared BladeCenter resource problems on page 52 3 Reseat the battery 4 Replace the following components one at a time in the order shown restarting the b...

Page 38: ...Center unit lists messages according to the position of the blade server in the blade bays If a blade server is moved from one bay to another the management module event log will report messages for t...

Page 39: ...n and User s Guide To view the BMC log complete the following steps 1 Turn on the blade server 2 When the prompt Press F1 for Configuration Setup appears press F1 If you have set a power on password y...

Page 40: ...halted and no error message is displayed see Troubleshooting tables on page 25 and Solving undetermined problems on page 56 v For intermittent problems check the error log see Error logs on page 22 an...

Page 41: ...ation about testing the blade server If you have just added new software or a new optional device and the blade server is not working complete the following steps before using the troubleshooting tabl...

Page 42: ...he drive that you removed with a new one A hard disk drive passes the Fixed Disk or SAS Attached Disk diagnostics test but the problem remains Run the SAS Fixed Disk or SAS Attached Disk diagnostic te...

Page 43: ...n All keyboard and mouse problems 1 Make sure that the keyboard video mouse select button LED on the front of the blade server is lit indicating that the blade server is connected to the shared keyboa...

Page 44: ...If a DIMM was disabled by the user or by POST run the Configuration Setup Utility program and enable the DIMM 3 Reseat the following components a DIMMs b MPE unit if one is installed 4 Replace the fo...

Page 45: ...resource problems on page 52 2 Make sure that v Damaged BIOS code is not affecting the video see Recovering from a BIOS update failure on page 50 v The device drivers are installed correctly 3 Traine...

Page 46: ...mbly Optional device problems v Follow the suggested actions in the order in which they are listed in the Action column until the problem is solved v See Chapter 3 Parts listing Types 7971 and 7972 on...

Page 47: ...eat the blade server 2 Check the function of the shared BladeCenter unit resources see Solving shared BladeCenter resource problems on page 52 3 Trained service technician only Replace the system boar...

Page 48: ...see Solving shared BladeCenter resource problems on page 52 3 Trained service technician only Replace the system board assembly System under recommended voltage for 3 3v 1 Reseat the blade server 2 Ch...

Page 49: ...lade server is not communicating with the management module reseat the blade server and go to step 6 v If the power LED is off the blade bay is not receiving power the blade server is defective or the...

Page 50: ...ith a microprocessor that has the correct specifications The blade server turns off for no apparent reason 1 Check the function of the shared BladeCenter unit resources see Solving shared BladeCenter...

Page 51: ...inux operating system is installed remotely onto a blade server that is not the current owner of the media tray CD or DVD drive diskette drive and USB port SUSE Linux detects the CD or DVD drive as de...

Page 52: ...upported operating system versions The operating system cannot be installed the option is not available Make sure that the blade server supports the operating system If it does either no logical drive...

Page 53: ...oftware see the information that comes with the software for a description of the messages and suggested solutions to the problem 3 Contact your place of purchase of the software Universal Serial Bus...

Page 54: ...an error occurs view the light path diagnostics LEDs in the following order 1 Look at the control panel on the front of the blade server see Blade server controls and LEDs on page 4 v If the informati...

Page 55: ...error LED Microprocessor 1 error LED Microprocessor 2 error LED DIMM 8 error LED DIMM 7 error LED DIMM 6 error LED DIMM 5 error LED The following illustration shows the LEDs on the blade server syste...

Page 56: ...e MPE unit light path diagnostics panel SBRD LP 1 LP 2 MPE board error LED Light path diagnostics LED for blade server Light path diagnostics LED for MPE Light path diagnostics switch MIS Microprocess...

Page 57: ...is supported 2 Reseat DIMM x 3 Replace DIMM x Note Multiple DIMM LEDs do not necessarily indicate multiple DIMM failures If more than one DIMM LED is lit reseat or replace one DIMM at a time until th...

Page 58: ...eshold level 1 Check the function of the shared BladeCenter unit resources see Solving shared BladeCenter resource problems on page 52 2 Make sure that the room temperature is not too high See Feature...

Page 59: ...ple error codes or light path diagnostics LEDs that indicate a microprocessor error the error might be in a microprocessor or in a microprocessor socket See Microprocessor problems on page 28 for info...

Page 60: ...diskette that you have formatted yourself this function does not work with preformatted diskettes If the diskette has sufficient space for the test log the diskette can contain other data Diagnostic e...

Page 61: ...test again 3 Trained service technician only Replace the failing microprocessor 001 250 000 Failed processor board ECC 1 Reseat the following components a DIMMs b Trained service technician only Micr...

Page 62: ...2 if n 6 or 7 2 Replace the following components one at a time in the order shown restarting the blade server each time a Trained service technician only Blade server microprocessor 1 if n 0 or 1 b Tr...

Page 63: ...embly 166 198 00x System Management Aborted 1 Remove the blade server from the BladeCenter unit wait 30 seconds and reseat it in the BladeCenter unit then run the test again 2 Update the BMC firmware...

Page 64: ...in If the error does not repeat replace the high speed expansion card 4 Trained service technician only Replace the system board assembly 166 422 001 System Management Failed BMC indicates failure in...

Page 65: ...in Failing CPU P v D 9 Both DIMMs in the failing bank pair of DIMMs 1 Reseat the failing DIMM s then run the memory diagnostic test again 2 Replace the failing DIMM s then run the memory diagnostic te...

Page 66: ...rd management controller will detect the error and automatically switch to the backup page to start the blade server If this happens a POST message Booted from backup POST BIOS image is displayed The...

Page 67: ...at this time 16 When the update is complete remove the flash diskette from the diskette drive 17 Turn off the blade server and remove it from the BladeCenter unit see Removing the blade server from a...

Page 68: ...installed and is connected to a working power source Power management has been correctly set for your BladeCenter unit configuration v Check if the problem is being experienced with more than one blad...

Page 69: ...hub make sure that the hub is operating correctly and that any software that the hub requires is installed Plug the USB device directly into the USB port bypassing the hub to check its operation b Res...

Page 70: ...ents that might need to be tested or replaced see the Installation Guide for your management module for more information 8 Replace the management module see the documentation for your BladeCenter unit...

Page 71: ...upport blade server operation see the Management Module User s Guide or the Management Module Command Line Interface Reference Guide for information v Local power control for the blade server is corre...

Page 72: ...mentation for your BladeCenter unit If these steps do not resolve the problem it is likely a problem with the blade server See Monitor or video problems on page 29 Solving undetermined problems Note W...

Page 73: ...failure Reinstall turn on and reconfigure the blade server each time v MPE unit if one is installed v I O expansion cards v Hard disk drive v Memory modules The minimum configuration requirement is 1...

Page 74: ...fore v Diagnostic program type and version level v Hardware configuration print screen of the system summary v BIOS code level v Operating system type and version level You can solve some problems by...

Page 75: ...CRUs is your responsibility If IBM installs a Tier 1 CRU at your request you will be charged for the installation v Tier 2 customer replaceable unit You may install a Tier 2 CRU yourself or request I...

Page 76: ...32x 39R9241 6 Microprocessor Opteron 8212 2 0 GHz 95W models 7972 3Ax 7972 3Bx 39R9242 6 Microprocessor Opteron 8214 2 2 GHz 68W model 7972 4Tx 43X0913 6 Microprocessor Opteron 8216 2 4 GHz 68W model...

Page 77: ...nsion card Myrinet option 32R1845 Expansion card Myrinet 4 MB option 40K8871 Fibre channel card option 26K4859 Fibre channel expansion card option 26R0889 Filler hard disk drive 40K5928 iSCSI card 32R...

Page 78: ...62 BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...

Page 79: ...lade server is ready to function at maximum levels of performance To download firmware updates for your blade server go to http www ibm com bladecenter click Support select BladeCenter LS21 or BladeCe...

Page 80: ...t have a good contact at both ends touching your skin at one end and firmly connected to the front or back of the BladeCenter unit v Limit your movement Movement can cause static electricity to build...

Page 81: ...r unit might be different see the documentation for your BladeCenter unit for additional information Release handles open 1 Read the safety information that begins on page vii and Installation guideli...

Page 82: ...move it from the bay Attention You must install the blade server in the same blade bay from which you removed it Some blade server configuration information and update options are established accordin...

Page 83: ...or in any way block the ventilation holes on the blade server If you have changed the configuration of the blade server or if you are installing a different blade server from the one that you removed...

Page 84: ...the cover from a single width model blade server removing the cover from a double width model blade server is similar Blade cover release Blade cover release 1 Read the safety information that begins...

Page 85: ...rver into the BladeCenter unit until the cover is installed and closed Do not attempt to override this protection 1 Read the safety information that begins on page vii and Installation guidelines on p...

Page 86: ...see Removing the blade server cover on page 68 5 If the expansion unit has an extraction device such as a thumbscrew or a lever use it to disengage the expansion unit from the blade server otherwise...

Page 87: ...the expansion unit to any unpainted metal surface on the BladeCenter unit or any unpainted metal surface on any other grounded rack component then remove the expansion unit from the package 4 Orient...

Page 88: ...from the blade server and an MPE unit is installed remove the MPE unit see Removing an expansion unit on page 70 4 Press the bezel assembly release on each side of the blade server and pull the bezel...

Page 89: ...lade server bezel assembly connect the control panel cable to the control panel connector 2 Carefully slide the bezel assembly onto the blade server until it clicks into place 3 Install the MPE unit i...

Page 90: ...5 3 Remove the blade server cover see Removing the blade server cover on page 68 4 If you are removing a hard disk drive from the blade server and an MPE unit is installed remove the MPE unit see Remo...

Page 91: ...onent then remove the hard disk drive from the package Attention Do not press on the top of the drive Pressing the top might damage the drive 2 Place the hard disk drive into the drive tray and push i...

Page 92: ...the retaining clips away from the center of the DIMM socket 7 Using your fingers pull the DIMM out of the DIMM socket 8 If you are instructed to return the DIMM follow all packaging instructions and u...

Page 93: ...4 Make sure that both of the connector retaining clips are in the fully open position 5 Turn the DIMM so that the DIMM keys align correctly with the connector on the system board 6 Insert the DIMM by...

Page 94: ...lines on page 63 2 If the blade server is installed in a BladeCenter unit remove it see Removing the blade server from a BladeCenter unit on page 65 3 Remove the blade server cover see Removing the bl...

Page 95: ...expansion card from the package 2 Orient the expansion card over the expansion card connectors 3 Slide the notch in the narrow end of the card into the raised hook on the expansion card bracket then g...

Page 96: ...e Removing the blade server from a BladeCenter unit on page 65 3 Remove the blade server cover see Removing the blade server cover on page 68 4 If you are removing the expansion card from the blade se...

Page 97: ...expansion card from the package 2 Orient the expansion card over the expansion card connectors 3 Slide the narrow end of the card into the raised hook on the expansion card bracket then gently pivot...

Page 98: ...ter unit remove it see Removing the blade server from a BladeCenter unit on page 65 3 Remove the blade server cover see Removing the blade server cover on page 68 4 Rotate the expansion card extractio...

Page 99: ...the expansion card from the package 2 Locate the blade expansion connector and orient the expansion card over it 3 Slide the slots at the back end of the card onto the pins on the expansion card stand...

Page 100: ...b and index finger to lift the battery from the socket 8 Dispose of the battery as required by local ordinances or regulations Installing the battery The following notes describe information that you...

Page 101: ...ions that come with the battery 2 Insert the battery a Tilt the battery so that you can insert it into the socket on the side opposite the battery clip b Press the battery down into the socket until i...

Page 102: ...e the blade server cover see Removing the blade server cover on page 68 4 If an MPE unit is installed remove the MPE unit see Removing an expansion unit on page 70 5 If a small form factor expansion c...

Page 103: ...he expansion card bracket then gently pivot the card into the connector Note For device driver and configuration information to complete the installation of the Concurrent KVM Feature Card see the doc...

Page 104: ...e blade server cover see Removing the blade server cover on page 68 4 If you are removing the drive tray from the blade server and an MPE unit is installed remove the MPE unit see Removing an expansio...

Page 105: ...e 2 Orient the drive tray over the four mounting holes in the system board and place the drive tray into position 3 Install the four screws that secure the drive tray to the system board 4 If you remo...

Page 106: ...ocessor blade server or MPE unit the microprocessor and the heat sink are a matched set First transfer the heat sink and microprocessor from one socket to the new system board then transfer the other...

Page 107: ...70 5 Identify the microprocessor that is to be removed Note If you are replacing a failed microprocessor make sure that you have selected the correct microprocessor for replacement see Light path diag...

Page 108: ...35 angle Lift the microprocessor retainer upward Attention Only handle the microprocessor by its edges Do not touch the contacts on the bottom of the microprocessor or in the microprocessor socket Tou...

Page 109: ...cessor retainer on the microprocessor socket are in the fully open position each at approximately a 135 angle Attention Only handle the microprocessor by its edges Do not touch the contacts on the bot...

Page 110: ...heat sink becomes contaminated contact your service technician a Remove the plastic protective cover from the bottom of the heat sink b Make sure that the thermal material is still on the bottom of th...

Page 111: ...blade server from a BladeCenter unit on page 65 3 Remove the blade server cover see Removing the blade server cover on page 68 4 If an MPE unit is installed remove the MPE unit see Removing an expansi...

Page 112: ...card See Installing a Concurrent KVM Feature Card on page 87 v I O expansion cards See Removing and installing an I O expansion card on page 78 v Hard disk drive See Installing a SAS hard disk drive o...

Page 113: ...e and time v Set passwords and security settings To start the Configuration Setup Utility program complete the following steps 1 Turn on the server 2 When the Configuration Setup utility message appea...

Page 114: ...ith failover you can configure more than one Ethernet controller from each server to attach to the same virtual LAN or subnet Either one of the integrated Ethernet controllers can be configured as the...

Page 115: ...You can use two SAS hard disk drives in the blade server to implement and manage a RAID level 0 striping or RAID level 1 mirroring array under an operating system that is listed at http www ibm com se...

Page 116: ...100 BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...

Page 117: ...our IBM product The documentation that comes with BladeCenter systems also describes the diagnostic tests that you can perform Most BladeCenter systems operating systems and programs come with documen...

Page 118: ...rt telephone numbers In the U S and Canada call 1 800 IBM SERV 1 800 426 7378 Hardware service and support You can receive hardware service through IBM Services or through your IBM reseller if your re...

Page 119: ...10504 1785 U S A INTERNATIONAL BUSINESS MACHINES CORPORATION PROVIDES THIS PUBLICATION AS IS WITHOUT WARRANTY OF ANY KIND EITHER EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES...

Page 120: ...s and logos are trademarks of Sun Microsystems Inc in the United States other countries or both Adaptec and HostRAID are trademarks of Adaptec Inc in the United States other countries or both Linux is...

Page 121: ...differ from its retail version if available and may not include user manuals or all program functionality Product recycling and disposal This unit must be recycled or discarded according to applicable...

Page 122: ...he environment and human health due to the potential presence of hazardous substances in EEE For proper collection and treatment contact your local IBM representative Battery return program This produ...

Page 123: ...and connectors or by unauthorized changes or modifications to this equipment Unauthorized changes or modifications could void the user s authority to operate the equipment This device complies with Pa...

Page 124: ...with the limits for Class A Information Technology Equipment according to CISPR 22 European Standard EN 55022 The limits for Class A equipment were derived for commercial and industrial environments...

Page 125: ...KVM card installing 87 removing 86 configuration Configuration Setup Utility 97 minimum 57 Configuration Setup Utility program 97 configuring your blade server 97 connectors I O expansion card 7 memo...

Page 126: ...orm factor expansion card 81 system board assembly 96 integrated functions 3 intermittent problems 26 L LEDs activity 5 blade error 5 error locations 38 information 5 light path diagnostics viewing wi...

Page 127: ...hard disk drive installing 75 removing 74 SAS RAID configure an array 99 ServerGuide problems 36 service processor error codes 51 service processor problems 36 service calling for 58 small form factor...

Page 128: ...112 BladeCenter LS21 Type 7971 and LS41 Type 7972 Problem Determination and Service Guide...

Page 129: ......

Page 130: ...Part Number 24R9695 Printed in USA 1P P N 24R9695...

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