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IBM B50 Replacement, Slide the cover to the rear approximately 1 inch, Replace in reverse order

Models: B50

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13.Slide the cover to the rear approximately 1 inch.

12.Unscrew the three thumbscrews located at the rear of the server, as shown in the following illustration:

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13.Slide the cover to the rear approximately 1 inch.

14.Grasp the cover on both sides and lift it away from the server, as shown in the following illustration:

Replacement

Replace in reverse order.

Chapter 7. Removal and Replacement Procedures

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IBM B50 manual Replacement, Slide the cover to the rear approximately 1 inch, Replace in reverse order

Contents

RS/6000 7046 Model B50 Service GuidePage RS/6000 7046 Model B50 Service Guideany country where First Edition SeptemberContents Location Codes I/O Port Cable Assembly IndexDiskette Drive Assembly Power Cablesvi 7046 Model B50 Service Guide European Union EU Statement Communications StatementsFederal Communications Commission FCC Statement International Electrotechnical Commission IEC Statement United Kingdom Telecommunications Safety RequirementsAvis de conformité aux normes du ministère des Communications du CanadaElectromagnetic Interference EMI Statement - Taiwan VCCI StatementRadio Protection for Germany Safety Notices Laser Safety Information Environmental Design Environmental NoticesProduct Recycling and Disposal xiv 7046 Model B50 Service Guide About This Book DiagnosticsOnline Publications Related PublicationsThe following trademarks apply to this information TrademarksReset Button 1 Power SwitchChapter 1. Reference Information Front View6 Audio Ports Rear View7 9-Pin Serial Ports 10 Expansion SlotsChapter 1. Reference Information Front View without CoversDimensions SpecificationsWeight Power Source LoadingOperating Voltage Power SupplyHeat Output Maximum AcousticsJ139 J19 J28 J11 System Board LocationsJ139 Removing Options in the RS/6000 7046 Model B50 Users Guide System Board Jumper SettingsSCSI Bus Termination Riser CardSlot SCSI IDService Inspection Guide Power CablesExternal devices with separate power supplies have been attached 1-12 7046 Model B50 Service Guide Entry MAP Chapter 2. Maintenance Analysis Procedures MAPsDiagnostics Information for Multiple Bus Diagnostics Information for Multiple BusDiagnostics Information for Multiple Bus DiagnosticsOther Symptoms or Problems DiagnosticsPower and Cooling Problems Information for Multiple Bus SystemsAction SymptomDiagnostics Information DiagnosticsDiagnostics Information for Multiple Bus SystemsStep MAP 1020 Problem Determination Purpose of This MAPMAP 0020 in Diagnostics Information for Multiple Bus Systems Diagnostics SymptomMAP in Diagnostics Information for Multiple Bus Information for Multiple Bus SystemsStep There is a problem with the keyboardStep General Memory Information MAP 1240 Memory Problem ResolutionPurpose of this MAP in Diagnostics Information for 0410 Repair Checkout in Diagnostics Information for Multiple BusSystems Multiple Bus Systemsin Diagnostics Information for 2-11in Diagnostics Information for StepDANGER MAP 1520 PowerDiagnostics Information for Multiple Bus Systems Did you find a problem?2-13 StepStep 1. Unplug the power cord from the server2-15 in theDiagnostics Information forStep Multiple Bus Systems2-16 7046 Model B50 Service Guide in theDiagnostics Information forStep Multiple Bus Systems2-17 MAP 1540 Minimum ConfigurationSystems as a result of an SRN 101-xxx problem, go to “Boot Problems or Purpose of this MAP2-18 7046 Model B50 Service Guide Is the Please define the System Console screen displayed?Step StepStop with any code Does the operator panel do one of the followingAlternate between E1FD and any other code? 2-19Step in theDiagnostics Information forDoes the operator panel do one of the following Stop with any codein theDiagnostics Information for 2-21Step StepStep in theDiagnostics Information forStep Does the operator panel do one of the followingStep Is the SMS screen displayed?2-23 2-24 7046 Model B50 Service Guide Is the Please define the System Console screen displayed? 2-25Step Step Is the Please define the System Console screen displayed? NO2-26 7046 Model B50 Service Guide in theDiagnostics Information for 2-27Step Is the Please define the System Console screen displayed?2-28 7046 Model B50 Service Guide in theDiagnostics Information forStep Is the Please define the System Console screen displayed? NO2-29 Did you get an SRN?Step 1. Follow the instructions on the screen to select the system console2-30 7046 Model B50 Service Guide in theDiagnostics Information forStep Step2-31 Did you disconnect any external devices in Step 1540-2?Step StepIs the Please define the System Console screen displayed? NO 2-32 7046 Model B50 Service GuideStep Is the Please define the System Console screen displayed? 2-33Step Step 2-34 7046 Model B50 Service GuideStep Is the Please define the System Console screen displayed?Chapter 3. Error Code to FRU Index Function Error CodeRepair Action/Possible Failing FRU DescriptionFunction Error CodeAction/Possible Failing FRU Descriptionbootlist Error CodeSCSI Device Errors SCSI device error notesproblem Error CodeFunction Descriptionproblem Error CodeFlash Update problemNVRAM problem Error CodeFunction Repair Action/Possible Failing FRUFunction Error CodeRepair Action/Possible Failing FRU DescriptionSee “Memory PD Bits” on page 3-13 for Memory error codes are in the form25CyyxxxLog utility described in “Step 1020-3” on page Problem Error CodeRTC Errors FunctionError Code 3-11problems FunctionBus ID Bus SRN to FRU Reference TablePossible Failing Device and Associated FRU3-13 Memory PD BitsFirmware Checkpoints Checkpoint 3-15Description Repair ActionRepair Action CheckpointDescription Checkpoint 3-17Description Repair ActionRepair Action CheckpointDescription Checkpoint 3-19Description Repair ActionRepair Action CheckpointDescription Checkpoint 3-21Description Repair ActionRepair Action CheckpointDescription Checkpoint 3-23Description Repair ActionRepair Action CheckpointDescription Checkpoint 3-25Description Repair ActionUnresolved problemsGo to “MAP 1540 Minimum Configuration” on page 3-27 Boot Problems or Concerns3-28 7046 Model B50 Service Guide Information for Multiple Bus SystemsReplace system board see note 3 on page 3-293-30 7046 Model B50 Service Guide Location Code Format Chapter 4. Location CodesPhysical Location Codes 1-C1.1 Identifies CPU 1 on CPU card 1 on planar AIX Location Codes Device/FRU/Port ID Connector IDNon-SCSI Devices/Drives AB-CD-EF-GHPage SCSI devices/drives 4-6 7046 Model B50 Service Guide Custom Boot List Chapter 5. Loading the System DiagnosticsDefault Boot List Booting in Service Mode from the Custom Boot List Loading Diagnostics in Service Mode BootBooting in Service Mode from the Default Boot List Recommended Boot Options Working with Standalone versus Online DiagnosticsResult Summary of Boot Options and Control KeysGraphical System Management Services Chapter 6. Using System Management Servicesafter the keyboard icon appears during startup, but before the audible tone6-2 7046 Model B50 Service Guide The System Management Services screen contains the following options 6-4 7046 Model B50 Service Guide ConfigChapter 6. Using System Management Services 6-6 7046 Model B50 Service Guide MultiBootThe following describes the choices available on this screen Page Utilities Update Allows you to update the system firmware program 6-11 PasswordPower-On Password Remove icon Chapter 6. Using System Management Services Privileged-Access Password6-13 6-14 7046 Model B50 Service Guide 6-15 Hard Disk Spin Up DelayTime Error Log00/04/13 P1-M1.106-17 RIPLConfig Set Address6-18 7046 Model B50 Service Guide The Config icon allows you to configure network adapters which require setup 6-196-20 7046 Model B50 Service Guide SCSI ID6-21 Firmware UpdateFirmware Recovery 6-23 Text-Based System Management ServicesDevice Name PowerPC L2-Cache, Memory slotA=8MB slotB=8MB LPT addr=3BC Display ConfigurationCOM addr=3F8 COM addr=2F8 Audio Keyboard Mouse Diskette addr=3F Integrated Ethernet addr=8 SCSI cntlr id=76-25 MultiBoot MenuNo Operating System Installed Select Boot Devices Restores the boot list to the default sequence of Restore Default Settings6-27 Current Boot Sequence 1. Diskette 2. Ethernet IntegratedDevice Number 6-28 7046 Model B50 Service GuideUtilities 1. Set Passwords and Unattended Start Mode 2. SCSI Spin-Up 6-293. Display Error Log 4. Remote Initial Program Load Setup 5. Change SCSI id 6. Update System Firmware 7. Select ConsoleSet Password and Unattended Start Mode Remove Privileged-Access Password 6-31Hard Disk Spin Up Delay 6-32 7046 Model B50 Service Guide Display Error Log6-33 Remote Initial Program Load SetupHW Address 6-34 7046 Model B50 Service GuideSelecting option 1 3Com,3C905 displays the following 100Mb Ethernet configuration menu 6-356-36 7046 Model B50 Service Guide 6-37 Update System FirmwareChange SCSI ID 1 key on the system console 6-38 7046 Model B50 Service Guide6-39 Select LanguageSELECT LANGUAGE 1. English 2. Francais 3. Deutsch 4. Italiano 5. Espanol 6. Svenska ==== x=Exit6-40 7046 Model B50 Service Guide Open Firmware Command LineDANGER Chapter 7. Removal and Replacement ProceduresChapter 7. Removal and Replacement Procedures Handling Static-Sensitive Devices Removing the Cover 10. Continue sliding the server all the way out of the rack Replace in reverse order Replacement13. Slide the cover to the rear approximately 1 inch 7-6 7046 Model B50 Service Guide DASD 2-Pack Assembly RemovalReplacement Power Supply RemovalReplacement DANGERPower Cable TiesPower Supply Top View SupplyChapter 7. Removal and Replacement Procedures Power Supply Top ViewBend cables first 40mmthen attach cable ties P10 P12Replacement Riser Card Support Bracket7-10 7046 Model B50 Service Guide RemovalReplacement Riser Card Removal7-11 7-12 7046 Model B50 Service Guide System Board RemovalReplacement 11S41L5812YL1109140246 FRU41L5912 Fansink Removal7-13 Fansink Location 7-14 7046 Model B50 Service GuideReplacement 7-15Setting the SCSI Security Jumpers 7-17 Front Covers RemovalReplacement Replace in the reverse order7-18 7046 Model B50 Service Guide Power Switch RemovalReplacement Replacement Reset Button and Operator Panel Display Assembly Removal7-19 7-20 7046 Model B50 Service Guide Activity LED and Cable Assemblies RemovalReplacement Replacement I/O Port Cable Assembly Removal7-21 7-22 7046 Model B50 Service Guide Diskette Drive Assembly RemovalReplacement Replacement CD-ROM Drive Assembly Removal7-23 drive carrier from the rear connector Internal Disk Drives RemovalReplacement Replacement Adapter Removal7-25 Removing Memory Modules Memory Modules4. Remove the memory modules, as shown in the following illustration 7-277-28 7046 Model B50 Service Guide ReplacementAttention Inserting the memory module at an angle may cause damage 7-297-30 7046 Model B50 Service Guide The battery connector is polarized do not attempt to reverse polarity Changing the BatteryDispose of the battery according to local regulations 7-31Removal ReplacementChapter 8. Parts Information Chapter 8. Parts Information2829 Server8-2 7046 Model B50 Service Guide Number Information for Multiple Bus Systems11H9744 2829 8-4 7046 Model B50 Service GuideInformation for Multiple Bus Systems CD-ROM Power Cable Jumper41L5590 08L8446, 11K0157, 11K0459Keyboard, 104 Brazil Portuguese ID and MouseIndex Power CablesPart Number Country14F0033 Appendix A. Interpreting Firmware Error Codes Network controller Current PCI 2.1 Class Code DefinitionBridge devices Page Page A-6 7046 Model B50 Service Guide Index iso 9000 statement cable assemblysystem board disk drive bay coverX-4 7046 Model B50 Service Guide Readers Comments - Wed Like to Hear From You RS/6000 7046 Model B50 Service GuideForm Number SA38-0564-00 Overall how satisfied are you with the information in this book?Information Development Department H6DS-9561 11400 Burnet Road BUSINESS REPLY MAILAustin, TX Cut or Fold Along LinePage SA38 IBMPart Number 03N4113