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Compaq N160 Sub I/O Board Spare Part Number Information, Removal and Replacement Procedures

Models: N160

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5.15 Sub I/O Board

Removal and Replacement Procedures

5.15 Sub I/O Board

Sub I/O Board

Spare Part Number Information

Sub I/O board	251381-001

1.Prepare the computer for disassembly (Section 5.3) and remove the following components:

a.Switch cover (Section 5.6)

b.Keyboard and keyboard shield (Section 5.7)

c.Display (Section 5.10)

d.Top cover (Section 5.11)

Maintenance and Service Guide

5–33

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Compaq N160 manual Sub I/O Board Spare Part Number Information, Removal and Replacement Procedures, 5-33

Contents

October Maintenance and Service GuideCompaq Notebook Evo N160 Series Document Part NumberMaintenance and Service Guide First Edition October Document Part Number2 Troubleshooting Contents1 Product Description 4 Removal and Replacement Preliminaries 5 Removal and Replacement Procedures3 Illustrated Parts Catalog ContentsB Power Cord Set Requirements 6 Specifications A Connector Pin AssignmentsScrew Listing Index Product Description Figure 1-1. Compaq Notebook Evo N160Models Computer models are shown in Table1-1Compaq Notebook Evo N160 Models and Model Naming Conventions Product DescriptionMaintenance and Service Guide Compaq Notebook Evo N160Models and Model Naming Conventions Continued Product DescriptionModels and Model Naming Conventions Continued Compaq Notebook Evo N160Product Description Maintenance and Service Guide Compaq Notebook Evo N160Models and Model Naming Conventions Continued Product DescriptionModels and Model Naming Conventions Continued Compaq Notebook Evo N160Product Description Maintenance and Service Guide Compaq Notebook Evo N160Models and Model Naming Conventions Continued Product Description1.1 Features Connectors for RJ-45 network RJ-11 modem Universal Serial Bus S-Video Parallel devices External monitor 1394 digital devices AC powerMaintenance and Service Guide Stereo line out/headphone Mono microphone QuickDock Port Replicator1.2 Clearing a Password 1.3 Power Management 1.4 Computer External Components Maintenance and Service GuideFigure 1-2. Front and Right Side Components Product DescriptionMaintenance and Service Guide Front and Right Side ComponentsProduct Description ComponentFigure 1-3. Rear Panel and Left Side Components Rear Panel and Left Side ComponentsProduct Description 1-14Rear Panel and Left Side Components Continued Maintenance and Service GuideProduct Description Maintenance and Service Guide Figure 1-4. Keyboard ComponentsProduct Description 1-16Maintenance and Service Guide Keyboard ComponentsCaps lock key Fn keyFigure 1-5. Top Components Top ComponentsProduct Description 1-18Top Components Continued Maintenance and Service GuideProduct Description Maintenance and Service Guide Figure 1-6. Bottom ComponentsBottom Components Product DescriptionBottom Components Continued Maintenance and Service GuideProduct Description 1.5 Design Overview Troubleshooting Using the PhoenixBIOS Setup UtilityTroubleshooting Flowcharts Overview Troubleshooting FlowchartsTroubleshooting Initial Troubleshooting 2.2 No Power, Part Power up in docking station?Done in docking2.3 No Power, Part TroubleshootingMaintenance and Service Guide Visually check for debris in battery socket and clean if necessary2.4 No Power, Part Troubleshootingin computer and at power source Replace external AC adapter2.5 No Power, Part TroubleshootingMaintenance and Service Guide Loose or2.6 No Video, Part 2.7 No Video, Part TroubleshootingMaintenance and Service Guide Continued from Section No Video, Part Remove2.8 Nonfunctioning Docking Station if applicable TroubleshootingMaintenance and Service Guide Reseat powerTroubleshooting 2.9 No Operating System OS LoadingMaintenance and Service Guide 2.10 No OS Loading from Hard Drive, Part Check the setup utility for correct booting orderBoot from diskette? priority through the setup utility and reboot2.11 No OS Loading from Hard Drive, Part 2.12 No OS Loading from Hard Drive, Part Viruson hard sectors2.13 No OS Loading from Diskette Drive 2.14 No OS Loading from CD- or DVD-ROM Drive Troubleshootingbootable disc 2-16Troubleshooting 2.15 No Audio, PartMaintenance and Service Guide 2.16 No Audio, Part TroubleshootingLoad drivers and set configuration 2-182.17 Nonfunctioning Device TroubleshootingMaintenance and Service Guide 2-192.18 Nonfunctioning Keyboard TroubleshootingMaintenance and Service Guide 2-202.19 Nonfunctioning Pointing Device TroubleshootingMaintenance and Service Guide 2-212.20 Network or Modem Connection Problems TroubleshootingMaintenance and Service Guide reconfigureIllustrated Parts Catalog 3.1 Serial Number Location3.2 Computer System Major Components Maintenance and Service GuideFigure 3-2. Computer System Major Components Illustrated Parts CatalogMaintenance and Service Guide Spare Parts Computer System Major ComponentsIllustrated Parts Catalog Keyboard shieldComputer System Major Components continued Maintenance and Service GuideIllustrated Parts Catalog Spare Parts Computer System Major Components Continued Maintenance and Service GuideIllustrated Parts Catalog Computer System Major Components continued Maintenance and Service GuideIllustrated Parts Catalog Spare Parts Computer System Major Components Continued Maintenance and Service GuideIllustrated Parts Catalog 3.3 Plastics and Hardware Kit Components Figure 3-3 Plastics and Hardware Kit ComponentsPlastics and Hardware Kit Components Spare Part Number Illustrated Parts Catalog3.4 Mass Storage Devices Maintenance and Service GuideFigure 3-4. Mass Storage Devices Mass Storage Devices3.5 Miscellaneous Spare Parts Miscellaneous not illustratedIllustrated Parts Catalog 3-10Spare Parts Miscellaneous not illustrated Continued Maintenance and Service GuideIllustrated Parts Catalog Removal and Replacement Preliminaries 4.1 Tools RequiredCables and Connectors 4.2 Service ConsiderationsPlastic Parts 4.3 Preventing Damage to Removable Drives 4.5 Packaging and Transporting Precautions 4.4 Preventing Electrostatic Damage4.6 Workstation Precautions 4.7 Grounding Equipment and Methods Removal and Replacement Preliminaries Maintenance and Service GuideNonconductive plastic bags, tubes, or boxes Metal tote boxes Electrostatic voltage levels and protective materialsRemoval and Replacement Procedures 5.1 Serial Number Removal and Replacement ProceduresMaintenance and Service Guide Figure 5-1. Serial Number Location5.2 Disassembly Sequence Chart 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 Reverse the above procedure to install a memory expansion board Removal and Replacement ProceduresMaintenance and Service Guide 7. The board tilts up at a 45-degree angle5.5 Computer Feet Removal and Replacement ProceduresMaintenance and Service Guide Figure 5-8. Replacing the Computer Feet5.6 Switch Cover Figure 5-9. Removing the Switch Cover Screws8. Remove the switch cover Reverse the above procedure to install the switch coverFigure 5-10. Removing the Switch Cover Removal and Replacement Procedures5.7 Keyboard Removal and Replacement ProceduresMaintenance and Service Guide Keyboards Spare Part Number InformationRemoval and Replacement Procedures Maintenance and Service GuideFigure 5-11. Releasing the Keyboard 5-145. Remove the keyboard shield 5.8 Fan Assembly Fan Assembly Spare Part Number InformationRemoval and Replacement Procedures Maintenance and Service Guide4. Disconnect the fan cable from the system board 1 Figure 5.9 Processor a. Switch cover Section b. Keyboard and keyboard shield Sectionc. Fan assembly Section Removal and Replacement Procedures3. Lift the processor straight up 2 to remove it from its socket 5.10 Display Removal and Replacement ProceduresMaintenance 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 5.11 Top Cover Top Cover Spare Part Number Information4. 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 Reverse the above procedure to install the top cover Removal and Replacement ProceduresMaintenance and Service Guide 9. Lift the top cover straight up to remove it Figure5.12 Speaker Assembly Speaker Assembly Spare Part Number InformationReverse the above procedure to install the speaker assemblies Removal and Replacement ProceduresMaintenance and Service Guide 2. Disconnect the speaker cables 1 from the system board Figure5.13 Disk Cell RTC Battery Figure 5-22. Removing the Disk Cell RTC Battery5.14 Mini PCI Communications Board Removal and Replacement ProceduresMaintenance and Service Guide Mini PCI Communications Boards Spare Part Number InformationThe board tilts up at a 45-degree angle 5.15 Sub I/O Board Removal and Replacement ProceduresMaintenance 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 5.16 System Board Removal and Replacement ProceduresMaintenance 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 Specifications This chapter provides physical and performance specificationsMaintenance and Service Guide ComputerSpecifications Computer ContinuedShock VibrationMaintenance and Service Guide Specifications14.1-inch XGA, TFT Display Specifications 13.3-inch XGA, TFT DisplaySpecifications Logical configurationMaintenance and Service Guide Hard DrivesSpecifications Physical configurationHard Drives Continued 30.0 GBSpecifications Maintenance and Service GuideDiskette Drive Diskette sizeSpecifications CD-ROM DriveMaintenance and Service Guide SpecificationsDVD-ROM Drive CD-RW Drive Specifications6-10 8-cell, Li ion Battery Pack SpecificationsMaintenance and Service Guide AC AdapterSpecifications System DMAHardware DMA System FunctionMaintenance and Service Guide SpecificationsSystem Interrupts System I/O Addresses Specifications6-14 Maintenance and Service Guide SpecificationsSystem I/O Addresses Continued System I/O Addresses Continued Specifications6-16 Maintenance and Service Guide SpecificationsSystem Memory Map Maintenance and Service Guide Connector Pin AssignmentsTable A-1 RJ-45 Network Interface Table A-2 RJ-11 Modem Connector Pin AssignmentsTable A-3 Universal Serial Bus Connector Pin Assignments Maintenance and Service GuideTable A-4 S-Video Ground YConnector Pin Assignments Table A-5 ParallelMaintenance and Service Guide Connector Pin AssignmentsTable A-6 External Monitor Table A-7 Stereo Speaker/Headphone Connector Pin AssignmentsTable A-8 Microphone 3-Conductor Power Cord Set Power Cord Set RequirementsGeneral Requirements Country-Specific Requirements Page Maintenance and Service Guide Screw ListingTable C-1 Phillips M3 × 8.0 Screw Table C-2 Phillips M3.0 × 4.0 Screw Maintenance and Service Guide Table C-3 Phillips M2.0 × 5.0 ScrewTable C-3 Phillips M2.0 × 5.0 Screw Continued Maintenance and Service Guide Table C-3 Phillips M2.0 × 5.0 Screw ContinuedTable C-4 Phillips M2.0 × 9.0 Screw Maintenance and Service Guide Table C-4 Phillips M2.0 × 9.0 Screw ContinuedTable C-4 Phillips M2.0 × 9.0 Screw Continued Maintenance and Service Guide Table C-4 Phillips M2.0 × 9.0 Screw ContinuedTable C-4 Phillips M2.0 × 9.0 Screw Continued C-10Table C-5 Phillips M2.0 × 10.5 Screw Maintenance and Service GuideC-11 Table C-5 Phillips M2.0 × 10.5 Screw Continued C-12Table C-6 Phillips M2.0 × 12.0 Screw Maintenance and Service GuideC-13 Table C-7 Phillips M2.0 × 6.5 Screw C-14Table C-7 Phillips M2.0 × 6.5 Screw Continued Maintenance and Service GuideC-15 Table C-7 Phillips M2.0 × 6.5 Screw Continued C-16Table C-7 Phillips M2.0 × 6.5 Screw Continued Maintenance and Service GuideC-17 Table C-8 Phillips M2.0 × 5.0 Screw C-18Maintenance and Service Guide C-19Index Index-2 Page Page