Exploded View-Bottom Assembly | Dell LM P-133ST instruction

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processor board

audio board

main board

cache board

bottom assembly

power board

I/O panel door

I/O bracket

memory module cover

Figure 4-12. Exploded View—Bottom Assembly

4-10 Dell Latitude LM Systems Service Manual

Image 46

Dell LM P-133ST manual Exploded View-Bottom Assembly

Contents

659,&0$18$ Page Contents Chapter Beep Codes and Error Messages Chapter Removing and Replacing Parts Index Figures Tables Page Read This First Page Xii System Features System Overview Physical Description Front View of the Portable Computer Keyboard Indicators Status Display Diskette-Drive Access Indicator Password Battery Charge Gauge System Power Power Conservation Interrupt Assignments Interrupt Assignments Technical Specifications Technical Specifications Connectors Video Keyboard Main Battery AC Adapter Environmental Computer Initial User Contact Visual InspectionPage If an external monitor is connected, verify the following Observing the Boot RoutineIf an external mouse is connected, verify the following Page Eliminating Resource Conflicts Getting HelpPage Beep Codes and Error Messages Post Beep Codes Post Beep Codes System Error Messages System Error Messages Parity error in system Faulty main board Timer circuit on main Faulty main board Running the Dell Diagnostics Removing and Replacing Parts Recommended Tools Screw Identification and Tightening Screw Identification Precautionary Measures Main Battery Removal Remove the hard-disk drive assembly Hard-Disk Drive Removal Diskette Drive, Secondary Battery, or CD-ROM Removal Remove any PC Cards ZIF Connectors Releasing a ZIF Connector Exploded Views of Components and Assemblies Exploded View-Computer 10. Exploded View-LCD Assembly 11. Exploded View-Top Assembly 12. Exploded View-Bottom Assembly Factory Repair Parts and Assemblies Factory Repair Parts and Assemblies SVC,SYS,PLN,LMP133ST BRKT,HD,12.5MM,LMP LCD,TFT,SVGA,12.1,LMP,IBM CVR,HNG,CTR,LMP TSH,WUE,SVC,LMP Naming Conventions Deleting the Password 13. Capacitor C146 Location Hard-Disk Drive Remove the hard-disk drive assembly from the computerLift the hard-disk drive out of the bottom case 15. Diskette Drive Assembly Diskette Drive CD-ROM Memory Module 17. Memory Module Removal LCD Assembly 18. LCD Assembly Removal Remove the LCD assembly Front Bezel LCD Panel Remove the front bezel Inverter Board Microphone LCD Assembly Latches 22. LCD Assembly Latches Removal Power/Suspend Indicator Remove the power/suspend indicator Remove the inverter board Back BezelRemove the latches Keyboard 25. Keyboard Removal Remove the keyboard from the computer Top Assembly Production Note Remove the top assembly from the computer Separate the top assembly from the bottom assemblyDisconnect the status-display board connector Remove the keyboard Remove the top assembly Speakers Remove the status display board from the top assembly Status Display Board Remove the I/R device from the top assembly Device Remove the power button and spring from the top assembly Power ButtonRemove power button Remove the status display board Touch Pad Remove the touch pad buttons Bottom Assembly 32. Bottom Assembly Open the cover Remove the keyboard Processor BoardRemove the processor board from the main board Open the cover Remove the top assembly Power Supply BoardRemove the power supply board from the main board Audio Board 35. Audio Board Removal Remove the audio card Remove the power supply boardMain Board Remove the black mylar cover on the PC Card cage Bend the options bay wall see Figure Remove the main board Cache Board Open the cover Remove the main boardPage Index Eliminating resource conflicts Error messages, 3-3,3-6 Speaker removal Specifications technical Standby mode Status display board removal