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IBM B50 manual Setting the SCSI Security Jumpers

Models: B50

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Setting the SCSI Security Jumpers

To increase server security, the external SCSI connector can be disabled by changing jumpers on the system board.

1. Locate the SCSI security jumpers in the following figure.

J35

J36

2.To disable the external SCSI connector for the Model B50, move the jumper on J35 to the front two pins, and move the jumper on J36 to the rear two pins.

7-167046 Model B50 Service Guide

Page 160

Image 160

IBM B50 manual Setting the SCSI Security Jumpers

Contents

Service Guide RS/6000 7046 Model B50Page Service Guide RS/6000 7046 Model B50First Edition September any country whereContents Location Codes Index I/O Port Cable AssemblyDiskette Drive Assembly Power Cablesvi 7046 Model B50 Service Guide Federal Communications Commission FCC Statement Communications StatementsEuropean Union EU Statement United Kingdom Telecommunications Safety Requirements International Electrotechnical Commission IEC StatementAvis de conformité aux normes du ministère des Communications du CanadaVCCI Statement Electromagnetic Interference EMI Statement - TaiwanRadio Protection for Germany Safety Notices Laser Safety Information Product Recycling and Disposal Environmental NoticesEnvironmental Design xiv 7046 Model B50 Service Guide Diagnostics About This BookOnline Publications Related PublicationsTrademarks The following trademarks apply to this information1 Power Switch Reset ButtonChapter 1. Reference Information Front ViewRear View 6 Audio Ports7 9-Pin Serial Ports 10 Expansion SlotsFront View without Covers Chapter 1. Reference InformationSpecifications DimensionsWeight Power Source LoadingPower Supply Operating VoltageHeat Output Maximum AcousticsSystem Board Locations J139 J19 J28 J11J139 System Board Jumper Settings Removing Options in the RS/6000 7046 Model B50 Users GuideRiser Card SCSI Bus TerminationSlot SCSI IDPower Cables Service Inspection GuideExternal devices with separate power supplies have been attached 1-12 7046 Model B50 Service Guide Chapter 2. Maintenance Analysis Procedures MAPs Entry MAPDiagnostics Information for Multiple Bus Diagnostics Information for Multiple BusDiagnostics Information for Multiple Bus DiagnosticsDiagnostics Other Symptoms or ProblemsPower and Cooling Problems Information for Multiple Bus SystemsSymptom ActionDiagnostics Diagnostics InformationDiagnostics Information for Multiple Bus SystemsMAP 0020 in Diagnostics Information for Multiple Bus Systems MAP 1020 Problem Determination Purpose of This MAPStep Symptom DiagnosticsMAP in Diagnostics Information for Multiple Bus Information for Multiple Bus SystemsStep There is a problem with the keyboardStep Purpose of this MAP MAP 1240 Memory Problem ResolutionGeneral Memory Information 0410 Repair Checkout in Diagnostics Information for Multiple Bus in Diagnostics Information forSystems Multiple Bus Systems2-11 in Diagnostics Information forin Diagnostics Information for StepMAP 1520 Power DANGERDid you find a problem? Diagnostics Information for Multiple Bus Systems2-13 Step1. Unplug the power cord from the server Stepin theDiagnostics Information for 2-15Step Multiple Bus Systemsin theDiagnostics Information for 2-16 7046 Model B50 Service GuideStep Multiple Bus SystemsMAP 1540 Minimum Configuration 2-17Systems as a result of an SRN 101-xxx problem, go to “Boot Problems or Purpose of this MAPIs the Please define the System Console screen displayed? 2-18 7046 Model B50 Service GuideStep StepDoes the operator panel do one of the following Stop with any codeAlternate between E1FD and any other code? 2-19in theDiagnostics Information for StepDoes the operator panel do one of the following Stop with any code2-21 in theDiagnostics Information forStep Stepin theDiagnostics Information for StepStep Does the operator panel do one of the following2-23 Is the SMS screen displayed?Step 2-24 7046 Model B50 Service Guide Step 2-25Is the Please define the System Console screen displayed? 2-26 7046 Model B50 Service Guide Is the Please define the System Console screen displayed? NOStep 2-27 in theDiagnostics Information forStep Is the Please define the System Console screen displayed?in theDiagnostics Information for 2-28 7046 Model B50 Service GuideStep Is the Please define the System Console screen displayed? NODid you get an SRN? 2-29Step 1. Follow the instructions on the screen to select the system consolein theDiagnostics Information for 2-30 7046 Model B50 Service GuideStep StepDid you disconnect any external devices in Step 1540-2? 2-31Step StepStep 2-32 7046 Model B50 Service GuideIs the Please define the System Console screen displayed? NO Step 2-33Is the Please define the System Console screen displayed? 2-34 7046 Model B50 Service Guide StepStep Is the Please define the System Console screen displayed?Chapter 3. Error Code to FRU Index Error Code FunctionRepair Action/Possible Failing FRU DescriptionError Code FunctionAction/Possible Failing FRU DescriptionError Code bootlistSCSI Device Errors SCSI device error notesError Code problemFunction DescriptionError Code problemFlash Update problemError Code NVRAM problemFunction Repair Action/Possible Failing FRUError Code FunctionRepair Action/Possible Failing FRU DescriptionLog utility described in “Step 1020-3” on page Memory error codes are in the form25CyyxxxSee “Memory PD Bits” on page 3-13 for Error Code ProblemRTC Errors Function3-11 Error Codeproblems FunctionBus SRN to FRU Reference Table Bus IDPossible Failing Device and Associated FRUMemory PD Bits 3-13Firmware Checkpoints 3-15 CheckpointDescription Repair ActionDescription CheckpointRepair Action 3-17 CheckpointDescription Repair ActionDescription CheckpointRepair Action 3-19 CheckpointDescription Repair ActionDescription CheckpointRepair Action 3-21 CheckpointDescription Repair ActionDescription CheckpointRepair Action 3-23 CheckpointDescription Repair ActionDescription CheckpointRepair Action 3-25 CheckpointDescription Repair ActionUnresolved problemsGo to “MAP 1540 Minimum Configuration” on page Boot Problems or Concerns 3-27Information for Multiple Bus Systems 3-28 7046 Model B50 Service Guide3-29 Replace system board see note 3 on page3-30 7046 Model B50 Service Guide Physical Location Codes Chapter 4. Location CodesLocation Code Format 1-C1.1 Identifies CPU 1 on CPU card 1 on planar Device/FRU/Port ID Connector ID AIX Location CodesNon-SCSI Devices/Drives AB-CD-EF-GHPage SCSI devices/drives 4-6 7046 Model B50 Service Guide Default Boot List Chapter 5. Loading the System DiagnosticsCustom Boot List Booting in Service Mode from the Default Boot List Loading Diagnostics in Service Mode BootBooting in Service Mode from the Custom Boot List Working with Standalone versus Online Diagnostics Recommended Boot OptionsSummary of Boot Options and Control Keys ResultChapter 6. Using System Management Services Graphical 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 Config 6-4 7046 Model B50 Service GuideChapter 6. Using System Management Services MultiBoot 6-6 7046 Model B50 Service GuideThe following describes the choices available on this screen Page Utilities Update Allows you to update the system firmware program Power-On Password Password6-11 Remove icon 6-13 Privileged-Access PasswordChapter 6. Using System Management Services 6-14 7046 Model B50 Service Guide Hard Disk Spin Up Delay 6-15Error Log Time00/04/13 P1-M1.10RIPL 6-17Config Set Address6-18 7046 Model B50 Service Guide 6-19 The Config icon allows you to configure network adapters which require setupSCSI ID 6-20 7046 Model B50 Service GuideFirmware Update 6-21Firmware Recovery Text-Based System Management Services 6-23Display Configuration Device Name PowerPC L2-Cache, Memory slotA=8MB slotB=8MB LPT addr=3BCCOM addr=3F8 COM addr=2F8 Audio Keyboard Mouse Diskette addr=3F Integrated Ethernet addr=8 SCSI cntlr id=7No Operating System Installed MultiBoot Menu6-25 Select Boot Devices Restore Default Settings Restores the boot list to the default sequence of6-27 Current Boot Sequence 1. Diskette 2. Ethernet Integrated6-28 7046 Model B50 Service Guide Device Number6-29 Utilities 1. Set Passwords and Unattended Start Mode 2. SCSI Spin-Up3. 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 Hard Disk Spin Up Delay 6-31Remove Privileged-Access Password Display Error Log 6-32 7046 Model B50 Service GuideRemote Initial Program Load Setup 6-336-34 7046 Model B50 Service Guide HW Address6-35 Selecting option 1 3Com,3C905 displays the following 100Mb Ethernet configuration menu6-36 7046 Model B50 Service Guide Change SCSI ID Update System Firmware6-37 6-38 7046 Model B50 Service Guide 1 key on the system consoleSelect Language 6-39SELECT LANGUAGE 1. English 2. Francais 3. Deutsch 4. Italiano 5. Espanol 6. Svenska ==== x=ExitOpen Firmware Command Line 6-40 7046 Model B50 Service GuideChapter 7. Removal and Replacement Procedures Chapter 7. Removal and Replacement ProceduresDANGER Handling Static-Sensitive Devices Removing the Cover 10. Continue sliding the server all the way out of the rack 13. Slide the cover to the rear approximately 1 inch ReplacementReplace in reverse order Replacement DASD 2-Pack Assembly Removal7-6 7046 Model B50 Service Guide Removal Power SupplyReplacement DANGERCable Ties PowerPower Supply Top View SupplyPower Supply Top View Chapter 7. Removal and Replacement ProceduresBend cables first 40mmthen attach cable ties P10 P12Riser Card Support Bracket Replacement7-10 7046 Model B50 Service Guide Removal7-11 Riser Card RemovalReplacement Replacement System Board Removal7-12 7046 Model B50 Service Guide 7-13 Fansink Removal11S41L5812YL1109140246 FRU41L5912 7-14 7046 Model B50 Service Guide Fansink Location7-15 ReplacementSetting the SCSI Security Jumpers Front Covers Removal 7-17Replacement Replace in the reverse orderReplacement Power Switch Removal7-18 7046 Model B50 Service Guide 7-19 Reset Button and Operator Panel Display Assembly RemovalReplacement Replacement Activity LED and Cable Assemblies Removal7-20 7046 Model B50 Service Guide 7-21 I/O Port Cable Assembly RemovalReplacement Replacement Diskette Drive Assembly Removal7-22 7046 Model B50 Service Guide 7-23 CD-ROM Drive Assembly RemovalReplacement Replacement Internal Disk Drives Removaldrive carrier from the rear connector 7-25 Adapter RemovalReplacement Memory Modules Removing Memory Modules7-27 4. Remove the memory modules, as shown in the following illustrationReplacement 7-28 7046 Model B50 Service Guide7-29 Attention Inserting the memory module at an angle may cause damage7-30 7046 Model B50 Service Guide Changing the Battery The battery connector is polarized do not attempt to reverse polarityDispose of the battery according to local regulations 7-31Replacement RemovalChapter 8. Parts Information Chapter 8. Parts Information8-2 7046 Model B50 Service Guide Server2829 11H9744 Information for Multiple Bus SystemsNumber 8-4 7046 Model B50 Service Guide 2829CD-ROM Power Cable Jumper Information for Multiple Bus Systems41L5590 08L8446, 11K0157, 11K0459and Mouse Keyboard, 104 Brazil Portuguese IDPower Cables IndexPart Number Country14F0033 Appendix A. Interpreting Firmware Error Codes Current PCI 2.1 Class Code Definition Network controllerBridge devices Page Page A-6 7046 Model B50 Service Guide Index cable assembly iso 9000 statementdisk drive bay cover system boardX-4 7046 Model B50 Service Guide RS/6000 7046 Model B50 Service Guide Readers Comments - Wed Like to Hear From YouForm Number SA38-0564-00 Overall how satisfied are you with the information in this book?BUSINESS REPLY MAIL Information Development Department H6DS-9561 11400 Burnet RoadAustin, TX Cut or Fold Along LinePage Part Number 03N4113 IBMSA38