Manuals / Compaq / Computer Equipment / Computer Monitor

Compaq N110 No Audio, Part, Troubleshooting, Maintenance and Service Guide, N Replace audio

Models: N110 110

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Troubleshooting

2.16 No Audio, Part 2

Continued from

Section 2.15,

No Audio, Part 1.

Audio

driver in OS configured?

Correct

drivers for

application?

Connect to

external speaker.

Audio?

Reload

audio drivers.

Load drivers and set configuration

in OS.

NReplace audio

board and

speaker

connections in

notebook,

if applicable.

Audio?

Done

1.Replace internal speakers.

2.Replace audio board, if applicable.

3.Replace system board.

Maintenance and Service Guide

2–19

Page 44

Image 44

Compaq N110 manual No Audio, Part, Troubleshooting, Maintenance and Service Guide, N Replace audio, connections in

Contents

December Maintenance and Service GuideCompaq Armada 110 and Compaq Evo N110 Document Part NumberMaintenance and Service Guide Third Edition December Document Part Number1 Product Description Contents2 Troubleshooting 4 Removal and Replacement Preliminaries 3 Illustrated Parts Catalog3.1 Serial Number Location 3.2 Computer System Major Components 3.3 Plastics Kit Components 3.4 Hardware Kit Components5 Removal and Replacement Procedures 6 Specifications A Connector Pin AssignmentsB Power Cord Set Requirements C Screw Listing Index1.1 Models and Features Product DescriptionMaintenance and Service Guide Figure 1-1 Compaq Armada 110 and Evo N110Models Computer models are shown in Table1-1Compaq Armada 110 and Evo N110 Models and Model Naming Conventions Product DescriptionMaintenance and Service Guide Compaq Armada 110 and Evo N110Models and Model Naming Conventions Continued Product DescriptionProduct Description Compaq Armada 110 and Evo N110Models and Model Naming Conventions Continued Maintenance and Service Guide Compaq Armada 110 and Evo N110Models and Model Naming Conventions Continued Product DescriptionFeatures Displays, varying by computer model 1.2 Security Timeout Settings 1.3 Power ManagementEnabling Power Savings Standby Setting StandbyHibernation 1.4 Computer External Components Maintenance and Service GuideFigure 1-2 Display and Left Side Components Display and Left Side ComponentsFigure 1-3 Right Side and Rear Panel Components Right Side and Rear Panel ComponentsProduct Description 1-12Maintenance and Service Guide a mouse. When this connector is used, bothRight Side and Rear Panel Components Continued Product DescriptionMaintenance and Service Guide Figure 1-4 Keyboard ComponentsProduct Description 1-14Maintenance and Service Guide Keyboard ComponentsFn key Caps lock keyMaintenance and Service Guide Figure 1-5 Top ComponentsTop Components Product DescriptionMaintenance and Service Guide Top Components ContinuedOn Scroll lock is on Product DescriptionMaintenance and Service Guide Figure 1-6 Bottom ComponentsProduct Description 1-18Product Description Maintenance and Service GuideBottom Components 1.4 Design Overview Troubleshooting Using the PhoenixBIOS Setup Utility TroubleshootingTroubleshooting Flowcharts for Portable Computers Troubleshooting Flowcharts OverviewTroubleshooting Maintenance and Service Guide2.1 Initial Troubleshooting Is there power?Go to Section No Power Beeps LEDs, or error Messages?2.2 No Power, Part Power upPower up in docking station? in docking2.3 No Power, Part Troubleshootingpower supply, if applicable Maintenance and Service Guide2.4 No Power, Part 2.5 No Power, Part Troubleshootingdamaged damaged items2.6 No Video, Part 2.7 No Video, Part TroubleshootingMaintenance and Service Guide 2-10Maintenance and Service Guide 2.8 Non-Functioning Docking Station if applicableTroubleshooting 2.9 No Operating System OS Loading TroubleshootingReseat power cord in docking station and power outlet Hard drive Maintenance and Service Guide2.10 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 2. Replace 2.13 No OS Loading from Diskette Drive1. Replace Maintenance and Service Guide 2.14 No OS Loading from CD- or DVD-ROM DriveTroubleshooting 2-18 2.15 No Audio, PartTroubleshooting 2.16 No Audio, Part TroubleshootingMaintenance and Service Guide N Replace audio2.17 Non-Functioning Device TroubleshootingMaintenance and Service Guide Non Functioning Device Reseat device2.18 Non-Functioning Keyboard TroubleshootingMaintenance and Service Guide 2-212.19 Non-Functioning Pointing Device TroubleshootingMaintenance and Service Guide 2-222.20 Network or Modem Connection TroubleshootingMaintenance and Service Guide 2-23Illustrated Parts Catalog 3.1 Serial Number Location3.2 Computer System Major Components Maintenance and Service GuideFigure 3-2 Computer System Major Components Illustrated Parts CatalogIllustrated Parts Catalog Maintenance and Service GuideSpare Parts Computer System Major Components Illustrated 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 Maintenance and Service Guide Spare Parts Computer System Major Components ContinuedIllustrated Parts Catalog Spare Part3.3 Plastics Kit Components Maintenance and Service GuideFigure 3-3 Plastics Kit Components Plastics Kit Components Spare Part Number3.4 Hardware Kit Components Maintenance and Service GuideFigure 3-4 Hardware Kit Components Hardware Kit Components Spare Part Number3.5 Cable Kit Components Maintenance and Service GuideFigure 3-5 Cable Kit Components Cable Kit Components Spare Part Number3.6 Mass Storage Devices Maintenance and Service GuideFigure 3-6 Mass Storage Devices Mass Storage Devices3.7 Miscellaneous Spare Parts Miscellaneous not illustratedIllustrated Parts Catalog 3-12Illustrated Parts Catalog Maintenance and Service GuideSpare Parts Miscellaneous not illustrated Continued 4.1 Tools Required Removal and Replacement Preliminaries4.2 Service Considerations Plastic Parts Cables and Connectors4.3 Preventing Damage to Removable Drives 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 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 5.4 Computer Feet Removal and Replacement ProceduresMaintenance and Service Guide 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 Cover5.7 Keyboard Removal and Replacement ProceduresMaintenance and Service Guide Keyboard Spare Part Number InformationFigure 5-6 Removing the Keyboard Screws Reverse the above procedure to install the keyboard Figure 5-7 Disconnecting the Keyboard CableRemoval and Replacement Procedures Maintenance and Service Guide5.8 Optical Drive Removal and Replacement ProceduresMaintenance and Service Guide 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 Reverse the above procedure to install the display Figure 5-11 Installing the Display ScrewsRemoval and Replacement Procedures Maintenance and Service Guide5.10 Heat Sink Heat Sink Spare Part Number InformationRemoval and Replacement Procedures Maintenance and Service GuideFigure 5-12 Removing the Heat Sink Screws 5-194. Pull the heat sink away from the base enclosure at a Follow these steps to replace a damaged thermal pad 5.11 Processor Removal and Replacement ProceduresProcessor Spare Part Number Information 5-22Figure 5-14 Removing the Processor 5.12 Top Cover Top Cover Spare Part Number InformationRemoval and Replacement Procedures Maintenance and Service GuideFigure 5-15 Removing the Top Cover Screws 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 5.14 TouchPad Removal and Replacement ProceduresMaintenance and Service Guide TouchPad Spare Part Number InformationRemoval and Replacement Procedures Maintenance and Service Guide3. Slide the TouchPad bracket forward 4. Lift the TouchPad bracket up and remove it from the top coverReverse the above procedure to install the TouchPad Removal and Replacement ProceduresMaintenance and Service Guide 5. Remove the TouchPad board and cable from the top cover Figure5.15 Hard Drive Removal and Replacement ProceduresHard Drive Spare Part Number Information 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 InformationReverse the above procedure to install the disk cell RTC battery Figure 5-21 Removing the Disk Cell BatteryRemoval and Replacement Procedures Maintenance and Service Guide5.17 Fan Removal and Replacement ProceduresMaintenance and Service Guide Fan Spare Part Number InformationReverse the above procedure to install the fan Removal and Replacement ProceduresMaintenance and Service Guide 3. Disconnect the fan cable from the system boardRemoval and Replacement Procedures Maintenance and Service GuideFigure 5-23 Routing the Fan Cable 5-385.18 System Board System Board Spare Part Number InformationRemoval and Replacement Procedures Maintenance and Service Guide4. Turn the base enclosure top side up with the front facing you Figure 5-24 Removing the Exterior System Board Screws7. Remove the optical drive alignment rail Reverse the above procedure to install the system board Removal and Replacement ProceduresMaintenance and Service Guide 9. Make sure the PC Card eject button 1 is fully depressed FigureRemoval and Replacement Procedures Maintenance and Service GuideFigure 5-27 Routing the Microphone Cable 5-43Specifications This chapter provides physical and performance specificationsMaintenance and Service Guide ComputerSpecifications Computer ContinuedRelative Humidity non-condensing Shock14.1-inch XGA, TFT Display SpecificationsMaintenance and Service Guide Specifications 12.1-inch SVGA, TFT DisplaySpecifications Logical configurationMaintenance and Service Guide 10.0-GB Hard DriveSpecifications Physical configuration10.0-GB Hard Drive Continued 20.0 GBSpecifications Maintenance and Service GuideDiskette Drive Diskette sizeSpecifications CD-ROM DriveDVD-ROM Drive SpecificationsMaintenance and Service Guide 6-10 SpecificationsAC Adapter Maintenance and Service Guide Battery PacksSpecifications Specifications System DMAHardware 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 Connector Pin Assignments Maintenance and Service GuideTable A-1 Stereo Speaker/Headphone Table A-2 MicrophoneTable A-4 RJ-11 Modem Connector Pin AssignmentsTable A-3 Keyboard/Mouse Connector Pin Assignments Maintenance and Service GuideTable A-5 RJ-45 Network Interface Table A-6 Universal Serial BusTable A-7 Serial Connector Pin AssignmentsMaintenance and Service Guide Table A-8 External Monitor Connector Pin AssignmentsMaintenance and Service Guide Connector Pin Assignments Table A-9 ParallelGeneral Requirements Power Cord Set Requirements3-Conductor Power Cord Set Country-Specific Requirements 3-Conductor Power Cord Set Requirements-By Country1. The flexible cord must be HAR Type HO5VV-F Table C-1 M2.5 × 5 Screw Screw ListingMaintenance and Service Guide Screw Listing Maintenance and Service GuideTable C-2 M2.5 × 4.5 Screw Screw Listing Maintenance and Service GuideTable C-2 M2.5 × 4.5 Screw Continued Table C-2 M2.5 × 4.5 Screw Continued Screw ListingScrew Listing Maintenance and Service GuideTable C-2 M2.5 × 4.5 Screw Continued Table C-2 M2.5 × 4.5 Screw Continued Screw ListingScrew Listing Maintenance and Service GuideTable C-3 M2.5 × 7 Screw Table C-3 M2.5 × 7 Screw Continued Screw ListingScrew Listing Maintenance and Service GuideTable C-3 M2.5 × 7 Screw Continued C-10 Table C-4 M2.5 × 5.5 ScrewScrew Listing Index Page Page Page Index-5 Index-6