Computer Hardware User Manual
Table Of Contents
- Chapter 1. About this manual
- Chapter 2. Safety information
- Chapter 3. General information
- Chapter 4. General Checkout
- Chapter 5. Diagnostics
- Chapter 6. Using the Setup Utility
- Chapter 7. Symptom-to-FRU Index
- Chapter 8. Replacing FRUs (Types 7061, 7090, 9353, 9421, 9485, 9
- Locating controls and connectors on the front of your computer
- Rear connectors
- Removing the cover
- Locations
- Locating parts on the system board
- Removing and replacing the front bezel
- Replacing the power supply
- Replacing the system board
- Replacing the microprocessor
- Replacing a memory module
- Replacing a PCI adapter card
- Replacing the hard disk drive
- Replacing an optical drive
- Replacing the diskette drive
- Replacing the rear fan assembly
- Replacing the front fan assembly
- Replacing the front audio/USB assembly
- Replacing the power switch/LED assembly
- Replacing the CMOS battery
- Completing the FRU replacement
- Chapter 9. Replacing FRUs (Types 7057, 7062, 7092, 9342, 9344, 9
- Rear connectors
- Removing the cover
- Locations
- Locating parts on the system board
- Accessing system board components and drives
- Replacing a memory module
- Replacing the CMOS battery
- Replacing the power supply
- Replacing the system board
- Replacing the microprocessor
- Replacing the hard disk drive
- Replacing an optical drive
- Replacing the diskette drive
- Replacing the power switch/LED assembly
- Replacing the front panel card
- Replacing the system fan assembly
- Replacing a PCI adapter card
- Completing the FRU replacement
- Chapter 10. FRU lists
- Machine Type 3656
- Machine Type 3658
- Machine Type 7057
- Machine Type 7061
- Machine Type 7062
- Machine Type 7090
- Machine Type 7092
- Machine Type 9342
- Machine Type 9344
- Machine Type 9353
- Machine Type 9354
- Machine Type 9421
- Machine Type 9426
- Machine Type 9485
- Machine Type 9486
- Machine Type 9623
- Machine Type 9624
- Machine Type 9625
- Machine Type 9705
- Machine Type 9707
- Machine Type 9795
- Machine Type 9804
- Machine Type 9935
- Machine Type 9945
- Machine Type 9946
- Machine Type 9953
- Chapter 11. Additional Service Information
- Appendix A. Notices
- Chapter 1. About this manual
- Chapter 2. Safety information
- Chapter 3. General information
- Chapter 4. General Checkout
- Chapter 5. Diagnostics
- Chapter 6. Using the Setup Utility
- Chapter 7. Symptom-to-FRU Index
- Chapter 8. Replacing FRUs (Types 7061, 7090, 9353, 9421, 9485, 9
- Locating controls and connectors on the front of your computer
- Rear connectors
- Removing the cover
- Locations
- Locating parts on the system board
- Removing and replacing the front bezel
- Replacing the power supply
- Replacing the system board
- Replacing the microprocessor
- Replacing a memory module
- Replacing a PCI adapter card
- Replacing the hard disk drive
- Replacing an optical drive
- Replacing the diskette drive
- Replacing the rear fan assembly
- Replacing the front fan assembly
- Replacing the front audio/USB assembly
- Replacing the power switch/LED assembly
- Replacing the CMOS battery
- Completing the FRU replacement
- Chapter 9. Replacing FRUs (Types 7057, 7062, 7092, 9342, 9344, 9
- Rear connectors
- Removing the cover
- Locations
- Locating parts on the system board
- Accessing system board components and drives
- Replacing a memory module
- Replacing the CMOS battery
- Replacing the power supply
- Replacing the system board
- Replacing the microprocessor
- Replacing the hard disk drive
- Replacing an optical drive
- Replacing the diskette drive
- Replacing the power switch/LED assembly
- Replacing the front panel card
- Replacing the system fan assembly
- Replacing a PCI adapter card
- Completing the FRU replacement
- Chapter 10. FRU lists
- Machine Type 3656
- Machine Type 3658
- Machine Type 7057
- Machine Type 7061
- Machine Type 7062
- Machine Type 7090
- Machine Type 7092
- Machine Type 9342
- Machine Type 9344
- Machine Type 9353
- Machine Type 9354
- Machine Type 9421
- Machine Type 9426
- Machine Type 9485
- Machine Type 9486
- Machine Type 9623
- Machine Type 9624
- Machine Type 9625
- Machine Type 9705
- Machine Type 9707
- Machine Type 9795
- Machine Type 9804
- Machine Type 9935
- Machine Type 9945
- Machine Type 9946
- Machine Type 9953
- Chapter 11. Additional Service Information
- Appendix A. Notices

Chapter4.GeneralCheckout
Attention
Thedrivesinthecomputeryouareservicingmighthavebeenrearrangedorthedrivestartupsequence
changed.Beextremelycarefulduringwriteoperationssuchascopying,saving,orformatting.Dataor
programscanbeoverwrittenifyouselectanincorrectdrive.
Generalerrormessagesappearifaproblemorconictisfoundbyanapplicationprogram,theoperating
system,orboth.Foranexplanationofthesemessages,refertotheinformationsuppliedwiththatsoftware
package.
BeforereplacinganyFRUs,ensurethatthelatestlevelofBIOSisinstalledonthesystem.Adown-levelBIOS
mightcausefalseerrorsandunnecessaryreplacementofthesystemboard.Formoreinformationonhowto
determineandobtainthelatestlevelBIOS,see"BIOSlevels"onpage467
.
Usethefollowingproceduretohelpdeterminethecauseoftheproblem:
1.Power-offthecomputerandallexternaldevices.
2.Checkallcablesandpowercords.
3.Setalldisplaycontrolstothemiddleposition.
4.Power-onallexternaldevices.
5.Power-onthecomputer.
•Lookfordisplayederrorcodes
•Listenforbeepcodes
•Lookforreadableinstructionsoramainmenuonthedisplay.
Ifyoudidnotreceivethecorrectresponse,proceedtostep6onpage31
.
Ifyoudoreceivethecorrectresponse,proceedtostep7onpage31.
6.Lookatthefollowingconditionsandfollowtheinstructions:
•IfyouhearbeepcodesduringPOST,goto"Beepsymptoms"onpage61
.
•IfthecomputerdisplaysaPOSTerror,goto"POSTerrorcodes"onpage62.
•Ifthecomputerhangsandnoerrorisdisplayed,continueatstep7onpage31.
7.RuntheDiagnosticprograms.SeeChapter5"Diagnostics"onpage33.
•Ifyoureceiveanerror,replacethepartthatthediagnosticprogramcallsoutorgoto"Diagnostic
errorcodes"onpage44.
•Iftheteststopsandyoucannotcontinue,replacethelastdevicetested.
Problemdeterminationtips
Duetothevarietyofhardwareandsoftwarecombinationsthatcanbeencountered,usethefollowing
informationtoassistyouinproblemdetermination.Ifpossible,havethisinformationavailablewhen
requestingassistancefromServiceSupportandEngineeringfunctions.
•Machinetypeandmodel
•Processororharddiskupgrades
•Failuresymptom
–Dodiagnosticsindicateafailure?
–What,when,where,single,ormultiplesystems?
–Isthefailurerepeatable?
©CopyrightLenovo2008,2010
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