Compaq 1683, 1687, 1685, 1694, 1688, 1693, 1692, 1690 Serial Number, Locating Additional Information

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Presario 1600 Series

Models: 1683, 1685, 1687, 1688, 1690, 1692, 1693, and 1694

Before You Begin

 

Specifications

 

Parts Catalog

 

 

 

 

 

 

 

 

 

 

Removal Sequence

 

Troubleshooting

 

Battery Operations

 

 

 

 

 

 

 

 

 

Index

Product Description

 

Pin Assignments

 

 

 

 

 

 

Preface

This Maintenance and Service Guide is a troubleshooting guide that can be used for reference when servicing the Compaq Presario Series Portable Computers.

Compaq Computer Corporation reserves the right to make changes to the Compaq Presario Series Portable Computers without notice.

Symbols

The following words and symbols mark special messages throughout this guide.

WARNING: Text set off in this manner indicates that failure to follow directions in the warning could result in bodily harm or loss of life.

CAUTION: Text set off in this manner indicates that failure to follow directions could result in damage to equipment or loss of data.

IMPORTANT: Text set off in this manner presents clarifying information or specific instructions.

NOTE: Text set off in this manner presents commentary, sidelights, or interesting points of information.

Technician Notes

WARNING: Only authorized technicians trained by Compaq should repair this equipment. All troubleshooting and repair procedures are detailed to allow only subassembly/module level repair. Because of the complexity of the individual boards and subassemblies, the user should not attempt to make repairs at the component level or to make modifications to any printed circuit board. Improper repairs can create a safety hazard. Any indications of component replacement or printed circuit board modifications may void any warranty.

Serial Number

When requesting information or ordering spare parts, the computer serial number should be provided to Compaq. The serial number is located on the bottom of the computer.

Locating Additional Information

The following documentation is available to support this product:

Compaq Presario Series Portable Computer documentation set

Introducing Windows 98 Guide

Service Training Guides

Compaq Service Advisories and Bulletins

Compaq QuickFind

Compaq Service Quick Reference Guide

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Contents Product Description Pin Assignments IndexIndex Locating Additional Information Serial NumberSystem Interrupts System DMASystem I/O Address Parts Catalog Introduction Removal and ReplacementPost Minimizing the Energy Required Increasing Battery Pack Operating TimeConditioning a Battery Pack Disposal of a Used Battery PackProduct Description Connector Pin Signal Connector Pin AssignmentsBefore You Begin Discharge Electrostatic Electrostatic DischargeGenerating Static Typical Electrostatic VoltagesService Considerations ServiceConsiderations Preparation for Disassembly Preparing the Computer for DisassemblyModels 1692, 1693 Series CTO Description Part Description Spare Part NumberSystem Unit System Boards System BoardsDescription Spare Part Number Display Assembly System Unit Display AssemblyMass Storage Devices Mass Storage DevicesMiscellaneous Cable Kit Miscellaneous Cable Kit1d Touchpad each Cable System Unit Miscellaneous Hardware Kit Miscellaneous Hardware KitDescription Quantity Miscellaneous Plastics Kit Miscellaneous Plastics KitMiscellaneous Parts Miscellaneous PartsDocumentation and Software Documentation and SoftwareSelect the Desired Illustration Cables and Connectors mainCables Connectors CablesMaintenance & service guide Removal ZIF ConnectorsRemoving a ZIF Cable Hard Drive Ribbon Cables and ConnectorsDVD or CD Drive Ribbon Compaq Presario SeriesDiskette Drive Ribbon Speaker Cable Assembly Removal Removing the Battery Pack step To replace the battery pack, reverse the previous procedures Palmrest Cover with Touch Pad Removing the Palmrest Cover with Touch PadPrevious Step Removing the Palmrest Cover with Touch Pad steps 4Previous Steps Removing the Palmrest Cover with Touch Pad stepHeatspreader Removal Heatspreader Removal steps 1Removal Heatspreader Removal step Keyboard Removal Removing the KeyboardProcessor Removal Removing the ProcessorRemoving the Processor Removal Replacing the ProcessorHard Drive Removing the Hard Drive steps 1Removal Removing the Hard Drive step Product Description DVD or CD Drive Removal Removal of DVD or CD DriveRemoval Removal of DVD or CD Drive step Return Battery Charger Board Removing the Battery Charger BoardModem Removal Removing the Modem steps 1Removal Removing the Modem step Display Panel Assembly Removal Removing the Display Panel AssemblyRemoving the Display Panel Assembly step Assembly hinge covers Before You Begin Specifications Assembly Removing the Display PanelSteps 10 Upper CPU Cover Removal Removing the Upper CPU CoverRemoving the Upper CPU Cover steps 8 Speaker Assembly Removal Removing the Speaker AssemblyRemoval Removing the Diskette Drive Fan Assembly System Board Dip Switch Settings Memory ModuleFan Assembly Removal Fan AssemblySpecifications Parts Catalog System Board System Board Removing the System Board stepPrevious Step Remove three screws from the system board Important from the system board System board Dip Switch SettingsComputer and/or system board Memory Module Removal Memory ModuleReturn Removing the Memory Module stepPreliminary Steps Preliminary StepsRunning Post Power-On Self Test PostView System Information Inspect Preliminary Compaq DiagnosticsCompaq Diagnostics Computer Checkup TestContacting Compaq Support Shipping PreparationContacting Compaq Support Diagnostic Error Codes Hard Drive Test Error CodesSolving Hardware Installation Problems Solving Minor ProblemsSolving Audio Problems Solving Hard Drive ProblemsModel 1690 Models and FeaturesHard Drive DVD or CD Modem System Memory Model 1687Controls Lights Models and Controls and LightsFront Bezel Lights Models and Front Bezel LightsFront Bezel Buttons Models and Front Bezel ButtonsLeft Side Components Models and Left Side ComponentsRight Side Components Models and Right Side ComponentsUnderside Unit Models and Underside of UnitModels and Rear Components Rear ConnectorsDisplay Properties Power Management for WindowsPower Management Properties Pow