IBM System x3610 Problem Determination And Service Manual Download

Page: 26 / 144

System-board optional-device connectors

The following illustration shows the connectors on the system board for
user-installable optional devices.

Microprocessor 2
connector

Microprocessor 1
connector

SAS
channel B

SAS
channel A

SATA 0

Battery
connector

lot 1

PCI 33 MHz

Slot 3 PCI Express x8

DIMM 6

DIMM 5

DIMM 4

DIMM 3

DIMM 2

DIMM 1

IPMB
connector

lot

2 PCI 33 MHz

Slot 4 PCI Express x8

IBM System x3610 Type 7942: Problem Determination and Service Guide

Summary of Contents for System x3610

Page 1: ...IBM System x3610 Type 7942 Problem Determination and Service Guide...

Page 2: ......

Page 3: ...IBM System x3610 Type 7942 Problem Determination and Service Guide...

Page 4: ...ices on page 115 and the Warranty and Support Information document on the IBM System x Documentation CD Fifth Edition March 2009 Copyright International Business Machines Corporation 2008 US Governmen...

Page 5: ...er 15 Using the BIOS Setup Utility program 16 Using the ServerGuide Setup and Installation CD 19 Using the RAID configuration programs 21 Using the baseboard management controller 22 Configuring the G...

Page 6: ...ot swap hard disk drive backplane 78 Removing the system board 80 Installing the system board 81 Chapter 5 Diagnostics 83 Diagnostic tools 83 POST 83 POST beep codes 83 Error logs 87 POST error codes...

Page 7: ...Getting help and technical assistance 113 Before you call 113 Using the documentation 113 Getting help and information from the World Wide Web 114 Software service and support 114 Hardware service and...

Page 8: ...vi IBM System x3610 Type 7942 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: ...that the exterior cover 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...

Page 11: ...n the off position v Never assume that power has been disconnected from a circuit Check it to make sure that it has been disconnected v If you have to work on equipment that has exposed electrical cir...

Page 12: ...y Information document For example if a caution statement is labeled Statement 1 translations for that caution statement are in the Safety Information document under Statement 1 Be sure to read all ca...

Page 13: ...quipment when there is evidence of fire water or structural damage v Disconnect the attached power cords telecommunications systems networks and modems before you open the device covers unless instruc...

Page 14: ...ttery replace it only with the same module type made by the same manufacturer The battery contains lithium and can explode if not properly used handled or disposed of Do not v Throw or immerse into wa...

Page 15: ...e device v Use of controls or adjustments or performance of procedures other than those specified herein might result in hazardous radiation exposure DANGER Some laser products contain an embedded Cla...

Page 16: ...ice and the 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...

Page 17: ...gy levels are present inside any component that has this label attached There are no serviceable parts inside these components If you suspect a problem with one of these parts contact a service techni...

Page 18: ...e voltage is 240 V under any distribution fault condition Important This product is not suitable for use with visual display workplace devices according to Clause 2 of the German Ordinance for Work wi...

Page 19: ...ion also comes with the server v Installation Guide This document is in Portable Document Format PDF on the IBM System x Documentation CD It contains instructions for setting up the server and basic i...

Page 20: ...the corresponding statement in the Safety Information document The following notices and statements are used in this document v Note These notices provide important tips guidance or advice v Important...

Page 21: ...atts 100 240 V ac v Minimum One v Maximum Two provide redundant power Size 2 U v Height 85 4 mm 3 36 in v Depth 705 mm 27 8 in v Width 443 6 mm 17 5 in v Weight approximately 21 09 kg 46 5 lb to 29 03...

Page 22: ...rols and LEDs The following controls and LEDs are on the operator information panel v Power control button Press this button to turn the server on and off manually A power control button shield comes...

Page 23: ...port to perform text console redirection and to redirect serial traffic using Serial over LAN SOL Ethernet connectors Use either of these connectors to connect the server to a network Ethernet link ac...

Page 24: ...on the server Approximately 5 seconds after the server is connected to power the power control button becomes active and one or more fans might start running to provide cooling while the server is con...

Page 25: ...e server will be turned off automatically v You can press the power control button to start an orderly shutdown of the operating system and turn off the server if your operating system supports this f...

Page 26: ...ptional devices Microprocessor 2 connector Microprocessor 1 connector SAS channel B SAS channel A SATA 0 Battery connector lot 1 S PCI 33 MHz Slot 3 PCI Express x8 DIMM 6 DIMM 5 DIMM 4 DIMM 3 DIMM 2 D...

Page 27: ...System board internal cable connectors The following illustration shows the internal connectors on the system board Chapter 1 Introduction 9...

Page 28: ...illustration shows the external input output connectors on the system board Ethernet 2 USB 3 and 4 Ethernet 1 USB 1 and 2 System management Ethernet Serial video Mouse keyboard 10 IBM System x3610 Typ...

Page 29: ...s the same as the power control button on the front of the server Depending on the state of the server press this button once to turn the server on or off or press the button for 4 seconds to force po...

Page 30: ...ts are nearby The following illustration shows the light emitting diodes LEDs on the system board Power on LED BMC 1 2v power LED Microprocessor 1 power LED 5v standby power LED BMC DDRV power Platfor...

Page 31: ...D The baseboard management controller BMC is receiving 1 2 v power The 1 2 v standby power rail is good a stable 1 2 v rail is available BMC power DDRV LED The BMC is receiving DDR power The 2 5 v sta...

Page 32: ...14 IBM System x3610 Type 7942 Problem Determination and Service Guide...

Page 33: ...ilities come with the server v IBM ServerGuide Setup and Installation CD The ServerGuide program provides software setup tools and installation tools that are designed for the server Use this CD durin...

Page 34: ...hardware features v View and clear the error and event logs v Resolve configuration conflicts Starting the BIOS Setup Utility program To start the BIOS Setup Utility program complete the following st...

Page 35: ...ddresses and subnet mask for the LAN configuration view or clear the BMC system event log specify whether the BMC resets the server or powers down the server in the event the operating system crashes...

Page 36: ...nge and delete the user password if the system administrator has given the user that authority User password If a user password is set when you turn on the server the system startup will not be comple...

Page 37: ...SW2 once 7 Install the cover 8 Turn on the server You can now start the BIOS Setup Utility program and either delete the old password or set a new user or supervisor password 9 Save the configuration...

Page 38: ...requires a supported IBM server with an enabled startable bootable CD drive In addition to the ServerGuide Setup and Installation CD you must have your operating system CD to install the operating sy...

Page 39: ...n and the installed hard disk drives 4 The ServerGuide program prompts you to insert your operating system CD and restart the server At this point the installation program for the operating system tak...

Page 40: ...finished changing settings press Esc to exit the program select Save to save the settings that you have changed Using the LSI Logic MegaRAID Storage Manager program Use the LSI Logic MegaRAID Storage...

Page 41: ...n the Firmware Update Successful message is displayed click Reboot 8 After the BMC has rebooted with the updated firmware log in to the BMC again to see the version number of the updated BMC firmware...

Page 42: ...for SOL operation when you are using the Red Hat Enterprise Linux ES 4 operating system complete the following steps Note Hardware flow control prevents character loss during communication over a ser...

Page 43: ...tty1 console ttyS0 19200n8 The following examples show the original content of the etc lilo conf file and the content of this file after modification Original etc lilo conf contents prompt timeout 50...

Page 44: ...a LILO boot prompt is displayed instead of the graphical user interface Press Tab at this prompt to install all of the boot options that are listed To load the operating system in interactive mode ty...

Page 45: ...e to rerun grub after making changes to this file NOTICE You have a boot partition This means that all kernel and initrd paths are relative to boot eg root hd0 0 kernel vmlinuz version ro root dev hda...

Page 46: ...uz 2 4 9 e 12 ro root dev hda6 initrd initrd 2 4 9 e 12 img You must restart the Linux operating system after you complete these procedures for the changes to take effect and to enable SOL SUSE SLES 9...

Page 47: ...boot message color white blue black light gray default 0 timeout 8 title linux kernel hd0 1 boot vmlinuz root dev hda2 acpi oldboot vga 791 1 initrd hd0 1 boot initrd title floppy root chainloader 1...

Page 48: ...press Enter to display the current boot options for your server b In the Boot Entries section locate the boot entry ID for the section with an OS friendly name of Windows Server 2003 Standard Write d...

Page 49: ...restart the Windows 2003 operating system after you complete this procedure for the changes to take effect and to enable SOL Installing the OSA SMBridge management utility program Important To obtain...

Page 50: ...be logged in as a root user to perform these procedures 1 Go to http www ibm com systems support Download the utility program and create the OSA BMC Management Utility CD 2 Insert the OSA BMC Manageme...

Page 51: ...type bmc_cfg and press Enter 3 Follow the instructions on the screen Using the baseboard management controller firmware update utility program Use the baseboard management controller firmware update...

Page 52: ...figuring the Gigabit Ethernet controllers The Ethernet controllers are integrated on the system board They provide an interface for connecting to a 10 Mbps 100 Mbps or 1 Gbps network and provide full...

Page 53: ...3 Under Popular links click Publications lookup 4 From the Product family menu select System x3610 and click Continue Chapter 2 Configuration information and instructions 35...

Page 54: ...36 IBM System x3610 Type 7942 Problem Determination and Service Guide...

Page 55: ...components are of three types v Tier 1 customer replaceable unit CRU Replacement of Tier 1 CRUs is your responsibility If IBM installs a Tier 1 CRU at your request you will be charged for the install...

Page 56: ...FRU part number 1 Cover 44X1870 2 Air duct 44X1816 3 Adapter low profile varies 4 Memory registered DDR2 DIMM 512 GB varies 4 Memory registered DDR2 DIMM 1 GB 41Y2761 4 Memory registered DDR2 DIMM 2 G...

Page 57: ...disk drive SAS or SATA varies 16 Filler panel hot swap hard disk drive bay 39M4375 17 SAS hot swap backplane 44X1799 18 Heat sink 44X1794 19 Air baffle insert part of 44X1816 Cable assembly front USB...

Page 58: ...T three conductor cord a maximum of 15 feet in length and a parallel blade grounding type attachment plug rated 15 amperes 125 volts For units intended to be operated at 230 volts U S use Use a UL lis...

Page 59: ...epal Pakistan Samoa South Africa Sri Lanka Swaziland Uganda 39M5151 Abu Dhabi Bahrain Botswana Brunei Darussalam Channel Islands China Hong Kong S A R Cyprus Dominica Gambia Ghana Grenada Iraq Ireland...

Page 60: ...IBM power cord part number Used in these countries and regions 39M5068 Argentina Paraguay Uruguay 39M5226 India 39M5233 Brazil 42 IBM System x3610 Type 7942 Problem Determination and Service Guide...

Page 61: ...that any known issues are addressed and that your server is ready to function at maximum levels of performance To download firmware updates for your server complete the following steps 1 Go to http ww...

Page 62: ...he component v When you are finished working on the server reinstall all safety shields guards labels and ground wires v For a list of supported optional devices for the server see http www ibm com se...

Page 63: ...e packages until you are ready to install them To reduce the possibility of damage from electrostatic discharge observe the following precautions v Limit your movement Movement can cause static electr...

Page 64: ...ge 6 3 Loosen the rack release thumbscrews at the front of the server then pull the server out of the rack enclosure until both slide rails lock Note You can reach the cables on the back of the server...

Page 65: ...e following steps 1 Read the safety information that begins on page vii and Installation guidelines on page 43 2 Turn off the server and peripheral devices and disconnect all power cords and external...

Page 66: ...lots in the fan bracket assembly 2 Lower the rear of the air duct into the server Attention For proper cooling and airflow replace the air duct before you turn on the server Operating the server with...

Page 67: ...adapter 5 Remove the screw that holds the adapter in the slot 6 Carefully grasp the adapter by its top edge or upper corners and pull the adapter from the PCI slot 7 If you are instructed to return th...

Page 68: ...quired for the adapter 5 Install the cover see Installing the cover on page 46 6 Slide the server into the rack and tighten the rack release thumbscrews 7 Reconnect the external cables then reconnect...

Page 69: ...ay complete the following steps Attention To maintain proper system cooling do not operate the server for more than 10 minutes without either a drive or a filler panel installed in each bay 1 Make sur...

Page 70: ...return the DIMM follow all packaging instructions and use any packaging materials for shipping that are supplied to you Installing a memory module For information about the types of dual inline memory...

Page 71: ...ta bits 64 bits plus 8 ECC bits Table 9 DIMM Configurations Configuration Channel 0 DIMM 6 Channel 1 DIMM 5 Channel 0 DIMM 4 Channel 1 DIMM 3 Channel 0 DIMM 2 Channel 1 DIMM 1 1 X X Dual rank Dual ran...

Page 72: ...the air duct see Installing the air duct on page 48 7 Install the cover see Installing the cover on page 46 8 Slide the server into the rack and tighten the rack release thumbscrews 9 Reconnect the ex...

Page 73: ...ly part of the way out of the bay 7 Release the release latch then support the power supply and pull it the rest of the way out of the bay 8 If you do not intend to install another power supply in the...

Page 74: ...tached There are no serviceable parts inside these components If you suspect a problem with one of these parts contact a service technician Release latch Power supply Power supply filler Release lever...

Page 75: ...t you must consider when replacing the battery v IBM has designed this product with your safety in mind The lithium battery must be handled correctly to avoid possible danger If you replace the batter...

Page 76: ...he battery as required by local ordinances or regulations To remove the battery complete the following steps 1 Read the safety information that begins on page vii and Installation guidelines on page 4...

Page 77: ...n released b Use your thumb and index finger to lift the battery from the socket 10 Dispose of the battery as required by local ordinances or regulations See Battery return program on page 118 for mor...

Page 78: ...information To install the replacement battery complete the following steps 1 Follow any special handling and installation instructions that come with the replacement battery 2 Insert the new battery...

Page 79: ...your server The illustrations in this document might differ slightly from your hardware Removing a fan Attention To ensure proper server operation if a fan fails replace it as soon as possible To rep...

Page 80: ...of the server and rotate the assembly toward the inside of the server 6 Pull the assembly away from the front of the server and lift it out of the server 7 If you are instructed to return the operato...

Page 81: ...ront USB connectors The front USB connectors are on top of the DVD drive cage assembly To remove the front USB connectors complete the following steps 1 Read the safety information that begins on page...

Page 82: ...hat secure the front USB connectors to the DVD drive cage assembly 3 Place the cables through the clips that are on top of the DVD drive cage assembly 4 Install the DVD drive cage assembly into the se...

Page 83: ...t the power cord and all external cables 3 Remove the cover see Removing the cover on page 46 4 Disconnect the thermal sensor cable from the connector on the system board See System board internal cab...

Page 84: ...t touch the front of the chassis c Use the cable ties in front of the fan bracket assembly to secure the thermal cable d Thread the connector end of the cable through the opening in the fan wall 3 Con...

Page 85: ...fan on page 61 and Installing a fan on page 61 To remove the fan bracket assembly complete the following steps Fan bracket Fan 1 Read the safety information that begins on page vii and Installation gu...

Page 86: ...er cords and turn on the peripheral devices and the server 7 Check the system error LED and the fan error LED on the operator information panel Table 10 Fan error LED System error LED Meaning On Any c...

Page 87: ...n compromise the thermal grease and the microprocessor socket v Dropping the microprocessor during installation or removal can damage the contacts v Do not touch the microprocessor contacts handle the...

Page 88: ...le and cannot be used in the same server For example if the server has a dual core microprocessor you cannot install a quad core microprocessor as the second microprocessor Use the BIOS Setup Utility...

Page 89: ...ion might be different and might affect conductivity To install a new or replacement microprocessor complete the following steps The following illustration shows how to install microprocessor 2 on the...

Page 90: ...t use excessive force when you press the microprocessor into the socket v Make sure that the microprocessor is oriented and aligned and positioned in the socket before you try to close the lever Notch...

Page 91: ...mal grease side down Heat sink Microprocessor c Press down firmly on the heat sink until it is seated securely d Tighten the screws that secure the heat sink to the system board 8 Replace the air duct...

Page 92: ...to disconnect the cables for the operator information panel and front Ethernet connectors from the system board 5 Remove the two screws that secure the drive enclosure to the chassis 6 Slide the drive...

Page 93: ...Replace the two screws that secure the drive cage enclosure to the chassis 5 Reconnect the cables that you disconnected in Removing a DVD drive on page 74 Be sure to connect the SATA cable to the SAT...

Page 94: ...kplane cables then disconnect all power backplane cables from the system board and other components 6 Remove the system board see Removing the system board on page 80 7 Remove the screws that secure t...

Page 95: ...the hard disk drive backplane P5 to J19 power for the right side of the hard disk drive backplane Optical drive CD DVD drive P7 to rear of CD DVD drive Be sure to route and secure the cables using th...

Page 96: ...If you are instructed to return the backplane follow all packaging instructions and use any packaging materials for shipping that are supplied to you Installing the hot swap hard disk drive backplane...

Page 97: ...for the locations of the SAS channel A and SAS channel B connectors on the system board 6 Connect the SAS CH A cable connector to the SAS CHA connector on the system board Connect the SAS CH B cable c...

Page 98: ...e all adapters and place them on a static protective surface for reinstallation Important Note which DIMMs are in which connectors before you remove the DIMMs You must install them in the same configu...

Page 99: ...ve pressure 2 When you replace the system board you must either update the server with the latest firmware or restore the pre existing firmware that the customer provides on a diskette or CD image To...

Page 100: ...tighten the rack release thumbscrews 11 Reconnect the external cables then reconnect the power cords and turn on the peripheral devices and the server Important Either update the server with the late...

Page 101: ...on the System Diagnostics CD See Diagnostic programs and messages on page 105 for more information POST When you turn on the server it performs a series of tests to check the operation of the server c...

Page 102: ...Reseat the DIMMs 2 Replace the following components one at a time in the order shown restarting the server each time a DIMMs b Trained service technician only System board Trained service technician o...

Page 103: ...ice technician only Microprocessor 2 if installed v Trained service technician only Microprocessor 1 v Trained service technician only System board 6 beeps Keyboard controller failed Controller 8042 G...

Page 104: ...rained service technician Beep code Description Action 1 long beep and 3 short beeps repeated endlessly Bad memory module or multi bit ECC was found 1 Make sure that the memory modules in the server a...

Page 105: ...BMC system event log so that you can find current errors more easily You can view the contents of the event log and the BMC system event log from the BIOS Setup Utility program When you are troublesh...

Page 106: ...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 Type 7942 server on page 37 to det...

Page 107: ...ror 1 Reseat the keyboard cable in the keyboard connector 2 Make sure that the keyboard and mouse cables are not reversed 3 Replace the following components one at a time in the order shown restarting...

Page 108: ...time a Trained service technician only Microprocessor b Trained service technician only System board 5120 BIOS checksum error detected 1 Start the BIOS Setup Utility program select Exit select Load De...

Page 109: ...running the diagnostic programs you must determine whether the failing server is part of a shared hard disk drive cluster two or more servers sharing external storage devices If it is part of a cluste...

Page 110: ...ve failed Replace the fan bracket assembly v If the system error LED is flashing and the fan error LED is off check the LEDs on the system board see System board LEDs on page 12 An error LED amber tha...

Page 111: ...tly 4 Reinstall the new software or new device CD DVD drive 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...

Page 112: ...e part is a CRU replace it If the part is a FRU the part must be replaced by a trained service technician Hard disk drive problems v Follow the suggested actions in the order in which they are listed...

Page 113: ...on page 87 3 See Solving undetermined problems on page 110 The server resets restarts occasionally 1 If the reset occurs during POST and the BMC watchdog timer is enabled click Advanced IPMI Configura...

Page 114: ...e keyboard and mouse cables are not reversed v The server and the monitor are turned on 3 Reseat the keyboard cable 4 Replace the following components one at a time in the order shown restarting the s...

Page 115: ...owing components one at a time in the order shown restarting the server each time a Keyboard b Only if the problem occurred with a front USB connector Internal USB cable c Trained service technician o...

Page 116: ...it detected a problem Use the BIOS Setup Utility program to view and enable installed DIMMs 2 Check the POST error log for memory error messages 3 Run memory diagnostics see Running the diagnostic pr...

Page 117: ...nician only Replace the microprocessors 5 Trained service technician only Replace the system board Monitor problems Some IBM monitors have their own self tests If you suspect a problem with your monit...

Page 118: ...en goes blank when you start some application programs 1 Make sure that v The application program is not setting a display mode that is higher than the capability of the monitor v You installed the ne...

Page 119: ...e field replaceable units FRU v If an action step is preceded by Trained service technician only that step must be performed only by a trained service technician Symptom Action An IBM optional device...

Page 120: ...n panel assembly cable c Reconnect the power cords d Press the power control button to restart the server If the button does not work replace the operator information panel assembly 3 If you just inst...

Page 121: ...one at a time in the order shown restarting the server each time a Serial cable b Failing serial device c Trained service technician only System board ServerGuide problems v Follow the suggested actio...

Page 122: ...erver on page 37 to determine which components are customer replaceable units CRU and which components are field replaceable units FRU v If an action step is preceded by Trained service technician onl...

Page 123: ...System board Video problems See Monitor problems on page 99 Diagnostic programs and messages The diagnostic programs are the primary method of testing the major components of the server As you run th...

Page 124: ...keys To view server configuration information such as system configuration memory contents interrupt request IRQ use direct memory access DMA use device drivers and so on select Hardware Info from the...

Page 125: ...code update from the World Wide Web complete the following steps Note Changes are made periodically to the IBM Web site The actual procedure might vary slightly from what is described in this document...

Page 126: ...m configuration replace the components in the minimum configuration one at a time until the problem is isolated Power supply LEDs The following minimum configuration is required for the power supply s...

Page 127: ...le Try the following procedures v Make sure that the correct device drivers which come with the server are installed and that they are at the latest level v Make sure that the Ethernet cable is instal...

Page 128: ...each time v Any external devices v Surge suppressor device on the server v Modem printer mouse and non IBM devices v Each adapter v Hard disk drives v Memory modules The minimum configuration requirem...

Page 129: ...ions and levels 6 Have the same diagnostics code version 7 Have the same configuration options set in the system 8 Have the same setup for the operation system control files Comparing the configuratio...

Page 130: ...purposes consider them identical only if all the following factors are exactly the same in all the servers v Machine type and model v BIOS level v Memory amount type and configuration v Adapters and...

Page 131: ...e drivers or to submit a request for information You can solve many problems without outside assistance by following the troubleshooting procedures that IBM provides in the online help or in the docum...

Page 132: ...e supported by Support Line in your country or region see http www ibm com services sl products For more information about Support Line and other IBM services see http www ibm com services or see http...

Page 133: ...LUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF NON INFRINGEMENT MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE Some states do not allow disclaimer of express or implied warranties in certain...

Page 134: ...t Inc in the United States and other countries Other company product or service names may be trademarks or service marks of others Important notes Processor speed indicates the internal clock speed of...

Page 135: ...om ibm recycle us index shtml and http www ibm com ibm environment products index shtml Esta unidad debe reciclarse o desecharse de acuerdo con lo establecido en la normativa nacional o local aplicabl...

Page 136: ...ial effects of EEE on the 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 re...

Page 137: ...are labeled to indicate that they are to be collected separately and recycled at end of life The label on the battery may also include a chemical symbol for the metal concerned in the battery Pb for...

Page 138: ...Chinese Class A warning statement 120 IBM System x3610 Type 7942 Problem Determination and Service Guide...

Page 139: ...forming 92 clear CMOS 18 clear CMOS switch 19 command line interface commands identify 34 power 34 sel 34 command line interface continued commands continued sysinfo 34 for remote management 33 config...

Page 140: ...g hard disk drive backplane 77 microprocessor 70 operator information panel assembly 61 system board 80 G getting help 113 H hard disk drive installing 51 problems 94 removing 50 hard disk drive activ...

Page 141: ...ions 3 power supply status LED 6 power supply installing 55 power control button 4 power control button shield 4 power cord connector 5 power on LED rear 4 power on password See user password problem...

Page 142: ...S 9 system error LED 4 T telephone numbers 114 temperature 3 test log viewing 106 thermal material heat sink 73 tools diagnostic 83 trademarks 115 turning off the server 6 turning on the server 6 U un...

Page 143: ......

Page 144: ...Part Number 49Y0084 Printed in USA 1P P N 49Y0084...

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