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Compaq N110 manual Disk Cell Real Time Clock RTC Battery

Models: N110 110

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5.16Disk Cell Real Time Clock (RTC) Battery

Removal and Replacement Procedures

5.16Disk Cell Real Time Clock (RTC) Battery

Disk Cell RTC Battery

Spare Part Number Information

Disk cell RTC battery	236359-001

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

❏LED cover (Section 5.6)

❏Keyboard (Section 5.7)

❏Optical drive (Section 5.8)

❏Display (Section 5.9)

❏Heat sink (Section 5.10)

❏Top cover (Section 5.12)

5–34	Maintenance and Service Guide

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Compaq N110 manual Disk Cell Real Time Clock RTC Battery, Disk Cell RTC Battery Spare Part Number Information

Contents

Compaq Armada 110 and Compaq Evo N110 DecemberMaintenance and Service Guide Document Part NumberMaintenance and Service Guide Third Edition December Document Part NumberContents 2 Troubleshooting1 Product Description 3.1 Serial Number Location 3.2 Computer System Major Components 4 Removal and Replacement Preliminaries3 Illustrated Parts Catalog 3.3 Plastics Kit Components 3.4 Hardware Kit ComponentsB Power Cord Set Requirements 5 Removal and Replacement Procedures6 Specifications A Connector Pin Assignments C Screw Listing IndexMaintenance and Service Guide 1.1 Models and FeaturesProduct Description Figure 1-1 Compaq Armada 110 and Evo N110Compaq Armada 110 and Evo N110 Models and Model Naming Conventions ModelsComputer models are shown in Table1-1 Product DescriptionModels and Model Naming Conventions Continued Maintenance and Service GuideCompaq Armada 110 and Evo N110 Product DescriptionCompaq Armada 110 and Evo N110 Models and Model Naming Conventions ContinuedProduct Description Models and Model Naming Conventions Continued Maintenance and Service GuideCompaq Armada 110 and Evo N110 Product DescriptionFeatures Displays, varying by computer model 1.2 Security 1.3 Power Management Enabling Power SavingsTimeout Settings Setting Standby HibernationStandby Figure 1-2 Display and Left Side Components 1.4 Computer External ComponentsMaintenance and Service Guide Display and Left Side ComponentsProduct Description Figure 1-3 Right Side and Rear Panel ComponentsRight Side and Rear Panel Components 1-12Right Side and Rear Panel Components Continued Maintenance and Service Guidea mouse. When this connector is used, both Product DescriptionProduct Description Maintenance and Service GuideFigure 1-4 Keyboard Components 1-14Fn key Maintenance and Service GuideKeyboard Components Caps lock keyTop Components Maintenance and Service GuideFigure 1-5 Top Components Product DescriptionOn Scroll lock is on Maintenance and Service GuideTop Components Continued Product DescriptionProduct Description Maintenance and Service GuideFigure 1-6 Bottom Components 1-18Maintenance and Service Guide Bottom ComponentsProduct Description 1.4 Design Overview Troubleshooting Using the PhoenixBIOS Setup Utility TroubleshootingTroubleshooting Troubleshooting Flowcharts for Portable ComputersTroubleshooting Flowcharts Overview Maintenance and Service GuideGo to Section No Power 2.1 Initial TroubleshootingIs there power? Beeps LEDs, or error Messages?Power up in docking station? 2.2 No Power, PartPower up in dockingpower supply, if applicable 2.3 No Power, PartTroubleshooting Maintenance and Service Guide2.4 No Power, Part damaged 2.5 No Power, PartTroubleshooting damaged items2.6 No Video, Part Maintenance and Service Guide 2.7 No Video, PartTroubleshooting 2-102.8 Non-Functioning Docking Station if applicable TroubleshootingMaintenance and Service Guide Reseat power cord in docking station and power outlet Hard drive 2.9 No Operating System OS LoadingTroubleshooting Maintenance and Service GuideBoot from diskette? 2.10 No OS Loading from Hard Drive, PartCheck the setup utility for correct booting order priority through the setup utility and reboot2.11 No OS Loading from Hard Drive, Part 2.12 No OS Loading from Hard Drive, Part 2.13 No OS Loading from Diskette Drive 1. Replace2. Replace 2.14 No OS Loading from CD- or DVD-ROM Drive TroubleshootingMaintenance and Service Guide 2.15 No Audio, Part Troubleshooting2-18 Maintenance and Service Guide 2.16 No Audio, PartTroubleshooting N Replace audioMaintenance and Service Guide 2.17 Non-Functioning DeviceTroubleshooting Non Functioning Device Reseat deviceMaintenance and Service Guide 2.18 Non-Functioning KeyboardTroubleshooting 2-21Maintenance and Service Guide 2.19 Non-Functioning Pointing DeviceTroubleshooting 2-22Maintenance and Service Guide 2.20 Network or Modem ConnectionTroubleshooting 2-23Illustrated Parts Catalog 3.1 Serial Number LocationFigure 3-2 Computer System Major Components 3.2 Computer System Major ComponentsMaintenance and Service Guide Illustrated Parts CatalogMaintenance and Service Guide Spare Parts Computer System Major ComponentsIllustrated Parts Catalog Maintenance and Service Guide Computer System Major Components continuedIllustrated Parts Catalog Maintenance and Service Guide Spare Parts Computer System Major Components ContinuedIllustrated Parts Catalog Maintenance and Service Guide Computer System Major Components continuedIllustrated Parts Catalog Illustrated Parts Catalog Maintenance and Service GuideSpare Parts Computer System Major Components Continued Spare PartFigure 3-3 Plastics Kit Components 3.3 Plastics Kit ComponentsMaintenance and Service Guide Plastics Kit Components Spare Part NumberFigure 3-4 Hardware Kit Components 3.4 Hardware Kit ComponentsMaintenance and Service Guide Hardware Kit Components Spare Part NumberFigure 3-5 Cable Kit Components 3.5 Cable Kit ComponentsMaintenance and Service Guide Cable Kit Components Spare Part NumberFigure 3-6 Mass Storage Devices 3.6 Mass Storage DevicesMaintenance and Service Guide Mass Storage DevicesIllustrated Parts Catalog 3.7 MiscellaneousSpare Parts Miscellaneous not illustrated 3-12Maintenance and Service Guide Spare Parts Miscellaneous not illustrated ContinuedIllustrated Parts Catalog Removal and Replacement Preliminaries 4.2 Service Considerations4.1 Tools Required Cables and Connectors 4.3 Preventing Damage to Removable DrivesPlastic Parts Avoid dropping drives from any height onto any surface 4.5 Packaging and Transporting Precautions 4.4 Preventing Electrostatic Damage4.6 Workstation Precautions 4.7 Grounding Equipment and Methods Non-conductive plastic bags, tubes, or boxes Metal tote boxes Removal and Replacement Procedures Maintenance and Service Guide 5.1 Serial NumberRemoval and Replacement Procedures Figure 5-1 Serial Number LocationRemoval and Replacement Procedures 5.2 Disassembly Sequence ChartDisassembly Sequence Chart Maintenance and Service Guide5.3 Preparing the Computer for Disassembly Maintenance and Service Guide 5.4 Computer FeetRemoval and Replacement Procedures Computer Feet Spare Part Number Information5.5 Mini PCI Communication Board 5. Remove the mini PCI compartment cover 5.6 LED Cover Figure 5-5 Removing the LED CoverMaintenance and Service Guide 5.7 KeyboardRemoval and Replacement Procedures Keyboard Spare Part Number InformationFigure 5-6 Removing the Keyboard Screws Removal and Replacement Procedures Reverse the above procedure to install the keyboardFigure 5-7 Disconnecting the Keyboard Cable Maintenance and Service GuideMaintenance and Service Guide 5.8 Optical DriveRemoval and Replacement Procedures Optical Drives Spare Part Number Information4. Slide the optical drive out of the base enclosure 5.9 Display Display Spare Part Number Information5. Lift the hinge covers straight up to remove them 6. Position the computer with the front facing you Removal and Replacement Procedures Reverse the above procedure to install the displayFigure 5-11 Installing the Display Screws Maintenance and Service Guide5.10 Heat Sink Heat Sink Spare Part Number InformationFigure 5-12 Removing the Heat Sink Screws Removal and Replacement ProceduresMaintenance and Service Guide 5-194. Pull the heat sink away from the base enclosure at a Follow these steps to replace a damaged thermal pad Processor Spare Part Number Information 5.11 ProcessorRemoval and Replacement Procedures 5-22Figure 5-14 Removing the Processor 5.12 Top Cover Top Cover Spare Part Number InformationFigure 5-15 Removing the Top Cover Screws Removal and Replacement ProceduresMaintenance and Service Guide 5-254. Turn the computer top side up with the front facing you 5.13 Diskette Drive Diskette Drive Spare Part Number Information5. Remove the diskette drive from the top cover Maintenance and Service Guide 5.14 TouchPadRemoval and Replacement Procedures TouchPad Spare Part Number Information3. Slide the TouchPad bracket forward Removal and Replacement ProceduresMaintenance and Service Guide 4. Lift the TouchPad bracket up and remove it from the top coverMaintenance and Service Guide Reverse the above procedure to install the TouchPadRemoval and Replacement Procedures 5. Remove the TouchPad board and cable from the top cover FigureHard Drive Spare Part Number Information 5.15 Hard DriveRemoval and Replacement Procedures 5-323. Remove the hard drive bracket 2 from the base enclosure 5.16 Disk Cell Real Time Clock RTC Battery Disk Cell RTC Battery Spare Part Number InformationRemoval and Replacement Procedures Reverse the above procedure to install the disk cell RTC batteryFigure 5-21 Removing the Disk Cell Battery Maintenance and Service GuideMaintenance and Service Guide 5.17 FanRemoval and Replacement Procedures Fan Spare Part Number InformationMaintenance and Service Guide Reverse the above procedure to install the fanRemoval and Replacement Procedures 3. Disconnect the fan cable from the system boardFigure 5-23 Routing the Fan Cable Removal and Replacement ProceduresMaintenance and Service Guide 5-385.18 System Board System Board Spare Part Number Information4. Turn the base enclosure top side up with the front facing you Removal and Replacement ProceduresMaintenance and Service Guide Figure 5-24 Removing the Exterior System Board Screws7. Remove the optical drive alignment rail Maintenance and Service Guide Reverse the above procedure to install the system boardRemoval and Replacement Procedures 9. Make sure the PC Card eject button 1 is fully depressed FigureFigure 5-27 Routing the Microphone Cable Removal and Replacement ProceduresMaintenance and Service Guide 5-43Maintenance and Service Guide SpecificationsThis chapter provides physical and performance specifications ComputerRelative Humidity non-condensing SpecificationsComputer Continued ShockSpecifications Maintenance and Service Guide14.1-inch XGA, TFT Display Specifications 12.1-inch SVGA, TFT DisplayMaintenance and Service Guide SpecificationsLogical configuration 10.0-GB Hard Drive10.0-GB Hard Drive Continued SpecificationsPhysical configuration 20.0 GBDiskette Drive SpecificationsMaintenance and Service Guide Diskette sizeSpecifications CD-ROM DriveSpecifications Maintenance and Service GuideDVD-ROM Drive Specifications AC Adapter6-10 Battery Packs SpecificationsMaintenance and Service Guide Hardware DMA SpecificationsSystem DMA System FunctionSpecifications Maintenance and Service GuideSystem Interrupts Specifications System I/O Addresses6-14 Specifications Maintenance and Service GuideSystem I/O Addresses Continued Specifications System I/O Addresses Continued6-16 Specifications Maintenance and Service GuideSystem Memory Map Table A-1 Stereo Speaker/Headphone Connector Pin AssignmentsMaintenance and Service Guide Table A-2 MicrophoneConnector Pin Assignments Table A-3 Keyboard/MouseTable A-4 RJ-11 Modem Table A-5 RJ-45 Network Interface Connector Pin AssignmentsMaintenance and Service Guide Table A-6 Universal Serial BusConnector Pin Assignments Maintenance and Service GuideTable A-7 Serial Connector Pin Assignments Maintenance and Service GuideTable A-8 External Monitor Connector Pin Assignments Table A-9 ParallelPower Cord Set Requirements 3-Conductor Power Cord SetGeneral Requirements Country-Specific Requirements 3-Conductor Power Cord Set Requirements-By Country1. The flexible cord must be HAR Type HO5VV-F Screw Listing Maintenance and Service GuideTable C-1 M2.5 × 5 Screw Maintenance and Service Guide Table C-2 M2.5 × 4.5 ScrewScrew Listing Maintenance and Service Guide Table C-2 M2.5 × 4.5 Screw ContinuedScrew Listing Table C-2 M2.5 × 4.5 Screw Continued Screw ListingMaintenance and Service Guide Table C-2 M2.5 × 4.5 Screw ContinuedScrew Listing Table C-2 M2.5 × 4.5 Screw Continued Screw ListingMaintenance and Service Guide Table C-3 M2.5 × 7 ScrewScrew Listing Table C-3 M2.5 × 7 Screw Continued Screw ListingMaintenance and Service Guide Table C-3 M2.5 × 7 Screw ContinuedScrew Listing Table C-4 M2.5 × 5.5 Screw Screw ListingC-10 Index Page Page Page Index-5 Index-6