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Compaq N160 manual 8. Replacing the Computer Feet, Removal and Replacement Procedures, 5-10

Models: N160

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Removal and Replacement Procedures

5.5 Computer Feet

The computer feet are adhesive-backed rubber pads. The computer feet are included in the Plastics and Hardware Kit (spare part number 251365-001). Refer to Figure 5-8 for computer feet locations.

Figure 5-8. Replacing the Computer Feet

5–10	Maintenance and Service Guide

Page 77

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Compaq N160 8. Replacing the Computer Feet, Removal and Replacement Procedures, 5-10, Maintenance and Service Guide

Contents

Maintenance and Service Guide OctoberCompaq Notebook Evo N160 Series Document Part NumberDocument Part Number Maintenance and Service Guide First Edition October1 Product Description Contents2 Troubleshooting 5 Removal and Replacement Procedures 4 Removal and Replacement Preliminaries3 Illustrated Parts Catalog ContentsScrew Listing Index 6 Specifications A Connector Pin AssignmentsB Power Cord Set Requirements Figure 1-1. Compaq Notebook Evo N160 Product DescriptionComputer models are shown in Table1-1 ModelsCompaq Notebook Evo N160 Models and Model Naming Conventions Product DescriptionCompaq Notebook Evo N160 Maintenance and Service GuideModels and Model Naming Conventions Continued Product DescriptionProduct Description Compaq Notebook Evo N160Models and Model Naming Conventions Continued Compaq Notebook Evo N160 Maintenance and Service GuideModels and Model Naming Conventions Continued Product DescriptionProduct Description Compaq Notebook Evo N160Models and Model Naming Conventions Continued Compaq Notebook Evo N160 Maintenance and Service GuideModels and Model Naming Conventions Continued Product Description1.1 Features Parallel devices External monitor 1394 digital devices AC power Connectors for RJ-45 network RJ-11 modem Universal Serial Bus S-VideoMaintenance and Service Guide Stereo line out/headphone Mono microphone QuickDock Port Replicator1.2 Clearing a Password 1.3 Power Management Maintenance and Service Guide 1.4 Computer External ComponentsFigure 1-2. Front and Right Side Components Product DescriptionFront and Right Side Components Maintenance and Service GuideProduct Description ComponentRear Panel and Left Side Components Figure 1-3. Rear Panel and Left Side ComponentsProduct Description 1-14Product Description Maintenance and Service GuideRear Panel and Left Side Components Continued Figure 1-4. Keyboard Components Maintenance and Service GuideProduct Description 1-16Keyboard Components Maintenance and Service GuideCaps lock key Fn keyTop Components Figure 1-5. Top ComponentsProduct Description 1-18Product Description Maintenance and Service GuideTop Components Continued Figure 1-6. Bottom Components Maintenance and Service GuideBottom Components Product DescriptionProduct Description Maintenance and Service GuideBottom Components Continued 1.5 Design Overview Using the PhoenixBIOS Setup Utility TroubleshootingTroubleshooting Troubleshooting FlowchartsTroubleshooting Flowcharts Overview Initial Troubleshooting Power up in docking station? 2.2 No Power, PartDone in dockingTroubleshooting 2.3 No Power, PartMaintenance and Service Guide Visually check for debris in battery socket and clean if necessaryTroubleshooting 2.4 No Power, Partin computer and at power source Replace external AC adapterTroubleshooting 2.5 No Power, PartMaintenance and Service Guide Loose or2.6 No Video, Part Troubleshooting 2.7 No Video, PartMaintenance and Service Guide Continued from Section No Video, Part RemoveTroubleshooting 2.8 Nonfunctioning Docking Station if applicableMaintenance and Service Guide Reseat powerMaintenance and Service Guide 2.9 No Operating System OS LoadingTroubleshooting Check the setup utility for correct booting order 2.10 No OS Loading from Hard Drive, PartBoot from diskette? priority through the setup utility and reboot2.11 No OS Loading from Hard Drive, Part Virus 2.12 No OS Loading from Hard Drive, Parton hard sectors2.13 No OS Loading from Diskette Drive Troubleshooting 2.14 No OS Loading from CD- or DVD-ROM Drivebootable disc 2-16Maintenance and Service Guide 2.15 No Audio, PartTroubleshooting Troubleshooting 2.16 No Audio, PartLoad drivers and set configuration 2-18Troubleshooting 2.17 Nonfunctioning DeviceMaintenance and Service Guide 2-19Troubleshooting 2.18 Nonfunctioning KeyboardMaintenance and Service Guide 2-20Troubleshooting 2.19 Nonfunctioning Pointing DeviceMaintenance and Service Guide 2-21Troubleshooting 2.20 Network or Modem Connection ProblemsMaintenance and Service Guide reconfigure3.1 Serial Number Location Illustrated Parts CatalogMaintenance and Service Guide 3.2 Computer System Major ComponentsFigure 3-2. Computer System Major Components Illustrated Parts CatalogSpare Parts Computer System Major Components Maintenance and Service GuideIllustrated Parts Catalog Keyboard shieldIllustrated Parts Catalog Maintenance and Service GuideComputer System Major Components continued Illustrated Parts Catalog Maintenance and Service GuideSpare Parts Computer System Major Components Continued Illustrated Parts Catalog Maintenance and Service GuideComputer System Major Components continued Illustrated Parts Catalog Maintenance and Service GuideSpare Parts Computer System Major Components Continued Figure 3-3 Plastics and Hardware Kit Components 3.3 Plastics and Hardware Kit ComponentsPlastics and Hardware Kit Components Spare Part Number Illustrated Parts CatalogMaintenance and Service Guide 3.4 Mass Storage DevicesFigure 3-4. Mass Storage Devices Mass Storage DevicesSpare Parts Miscellaneous not illustrated 3.5 MiscellaneousIllustrated Parts Catalog 3-10Illustrated Parts Catalog Maintenance and Service GuideSpare Parts Miscellaneous not illustrated Continued 4.1 Tools Required Removal and Replacement PreliminariesPlastic Parts 4.2 Service ConsiderationsCables and Connectors 4.3 Preventing Damage to Removable Drives 4.4 Preventing Electrostatic Damage 4.5 Packaging and Transporting Precautions4.6 Workstation Precautions 4.7 Grounding Equipment and Methods Maintenance and Service Guide Removal and Replacement PreliminariesNonconductive plastic bags, tubes, or boxes Metal tote boxes Electrostatic voltage levels and protective materialsRemoval and Replacement Procedures Removal and Replacement Procedures 5.1 Serial NumberMaintenance and Service Guide Figure 5-1. Serial Number LocationDisassembly Sequence Chart 5.2 Disassembly Sequence ChartRemoval and Replacement Procedures Maintenance and Service Guide5.3 Preparing the Computer for Disassembly Figure 5-3. Removing the Hard Drive Figure 5-4. Removing the Hard Drive from the Hard Drive Sleeve Figure 5-5. Removing a Modular Media Bay Device 5.4 Memory Expansion Board Removal and Replacement Procedures Reverse the above procedure to install a memory expansion boardMaintenance and Service Guide 7. The board tilts up at a 45-degree angleRemoval and Replacement Procedures 5.5 Computer FeetMaintenance and Service Guide Figure 5-8. Replacing the Computer FeetFigure 5-9. Removing the Switch Cover Screws 5.6 Switch CoverReverse the above procedure to install the switch cover 8. Remove the switch coverFigure 5-10. Removing the Switch Cover Removal and Replacement ProceduresRemoval and Replacement Procedures 5.7 KeyboardMaintenance and Service Guide Keyboards Spare Part Number InformationMaintenance and Service Guide Removal and Replacement ProceduresFigure 5-11. Releasing the Keyboard 5-145. Remove the keyboard shield Fan Assembly Spare Part Number Information 5.8 Fan AssemblyRemoval and Replacement Procedures Maintenance and Service Guide4. Disconnect the fan cable from the system board 1 Figure a. Switch cover Section b. Keyboard and keyboard shield Section 5.9 Processorc. Fan assembly Section Removal and Replacement Procedures3. Lift the processor straight up 2 to remove it from its socket Removal and Replacement Procedures 5.10 DisplayMaintenance and Service Guide Displays Spare Part Number Information7. Remove the hinge covers 9. Position the computer so the front faces you 15. Lift the display straight up to remove it Top Cover Spare Part Number Information 5.11 Top Cover4. Open the parallel and serial connector cover 7. Release the ZIF connector 1 to which the TouchPad cable is attached and disconnect the TouchPad cable 2 from the system board Figure Removal and Replacement Procedures Reverse the above procedure to install the top coverMaintenance and Service Guide 9. Lift the top cover straight up to remove it FigureSpeaker Assembly Spare Part Number Information 5.12 Speaker AssemblyRemoval and Replacement Procedures Reverse the above procedure to install the speaker assembliesMaintenance and Service Guide 2. Disconnect the speaker cables 1 from the system board FigureFigure 5-22. Removing the Disk Cell RTC Battery 5.13 Disk Cell RTC BatteryRemoval and Replacement Procedures 5.14 Mini PCI Communications BoardMaintenance and Service Guide Mini PCI Communications Boards Spare Part Number InformationThe board tilts up at a 45-degree angle Removal and Replacement Procedures 5.15 Sub I/O BoardMaintenance and Service Guide Sub I/O Board Spare Part Number Information3. Remove the right display support 4. Disconnect the modem/NIC cable 1 from the sub I/O board Figure Removal and Replacement Procedures 5.16 System BoardMaintenance and Service Guide System Board Spare Part Number Information3. Disconnect the speaker assembly cables 2 from the system board 7. Remove the left display support 9. Press in and hold the PC Card eject button 1 Figure This chapter provides physical and performance specifications SpecificationsMaintenance and Service Guide ComputerComputer Continued SpecificationsShock Vibration14.1-inch XGA, TFT Display SpecificationsMaintenance and Service Guide 13.3-inch XGA, TFT Display SpecificationsLogical configuration SpecificationsMaintenance and Service Guide Hard DrivesPhysical configuration SpecificationsHard Drives Continued 30.0 GBMaintenance and Service Guide SpecificationsDiskette Drive Diskette sizeCD-ROM Drive SpecificationsDVD-ROM Drive SpecificationsMaintenance and Service Guide 6-10 SpecificationsCD-RW Drive Specifications 8-cell, Li ion Battery PackMaintenance and Service Guide AC AdapterSystem DMA SpecificationsHardware DMA System FunctionSystem Interrupts SpecificationsMaintenance and Service Guide 6-14 SpecificationsSystem I/O Addresses System I/O Addresses Continued SpecificationsMaintenance and Service Guide 6-16 SpecificationsSystem I/O Addresses Continued System Memory Map SpecificationsMaintenance and Service Guide Table A-1 RJ-45 Network Interface Connector Pin AssignmentsMaintenance and Service Guide Table A-3 Universal Serial Bus Connector Pin AssignmentsTable A-2 RJ-11 Modem Maintenance and Service Guide Connector Pin AssignmentsTable A-4 S-Video Ground YTable A-5 Parallel Connector Pin AssignmentsTable A-6 External Monitor Connector Pin AssignmentsMaintenance and Service Guide Table A-8 Microphone Connector Pin AssignmentsTable A-7 Stereo Speaker/Headphone General Requirements Power Cord Set Requirements3-Conductor Power Cord Set Country-Specific Requirements Page Table C-1 Phillips M3 × 8.0 Screw Screw ListingMaintenance and Service Guide Table C-2 Phillips M3.0 × 4.0 Screw Table C-3 Phillips M2.0 × 5.0 Screw Maintenance and Service GuideTable C-3 Phillips M2.0 × 5.0 Screw Continued Table C-3 Phillips M2.0 × 5.0 Screw Continued Maintenance and Service GuideTable C-4 Phillips M2.0 × 9.0 Screw Table C-4 Phillips M2.0 × 9.0 Screw Continued Maintenance and Service GuideTable C-4 Phillips M2.0 × 9.0 Screw Continued Table C-4 Phillips M2.0 × 9.0 Screw Continued Maintenance and Service GuideC-10 Table C-4 Phillips M2.0 × 9.0 Screw ContinuedC-11 Maintenance and Service GuideTable C-5 Phillips M2.0 × 10.5 Screw C-12 Table C-5 Phillips M2.0 × 10.5 Screw ContinuedC-13 Maintenance and Service GuideTable C-6 Phillips M2.0 × 12.0 Screw C-14 Table C-7 Phillips M2.0 × 6.5 ScrewC-15 Maintenance and Service GuideTable C-7 Phillips M2.0 × 6.5 Screw Continued C-16 Table C-7 Phillips M2.0 × 6.5 Screw ContinuedC-17 Maintenance and Service GuideTable C-7 Phillips M2.0 × 6.5 Screw Continued C-18 Table C-8 Phillips M2.0 × 5.0 ScrewC-19 Maintenance and Service GuideIndex Index-2 Page Page

5.5 Computer Feet

Figure 5-8. Replacing the Computer Feet

5–10