HP 1900-XL165, 1900-XL160, 1900-XL162 Removing the System Board, Speaker Assembly DVD or CD Drive

Page 65

Maintenance & Service Guide

Presario 1900 Series

Models: XL1, XL160, XL161, XL162, XL163, and XL165

Before You Begin		Specifications		Parts Catalog

Removal Sequence		Troubleshooting		Battery Operations


Product Description		Pin Assignments		Index

Removal and Replacement Procedures

Electrostatic

Discharge

Service Considerations

Cables and

Connectors

Preparing the

Computer for

Disassembly

Battery Pack

Hard Drive

Keyboard

Memory

Module

Modem

Heatspreader

Processor

Display Panel

Assembly

Upper CPU

Cover with Palmrest and

TouchPad

Hard Drive/

Battery Charger Board

Converter

Board

Low Voltage

Differential Signal Board

Fan Assembly

System Board

Speaker

Assembly

DVD or CD

Drive

Removing the System Board

To remove the system board, complete the following steps:

1.Prepare the computer for disassembly.

2.Remove the keyboard.

3.Remove the display panel assembly.

4.Remove the heatspreader.

5.Remove the processor. Next Step

Image 65

Contents Pin Assignments Battery OperationsIndex Before You Begin Table Of ContentsMaintenance & Service Guide Preface SymbolsSpecifications Specifications Devices System TimerSystem DMA Display Information System I/O AddressSystem Memory Catalog CD ROM Drive DVD Drive TFT DisplayHard Drives Illustrated Parts Catalog Before You Begin Specifications Parts CatalogSystem Unit Illustrated Parts CatalogSystem Unit Boards Illustrated Parts CatalogSystem Unit Display Panel Assembly Documentation Software Mass Storage DevicesMiscellaneous Hardware Plastics Kit System Unit QuickFind Part Number Suffix Documentation and SoftwareDescription Spare Part Number CD- ROM Product Description Model XL160 XL161 Compaq Discovery 1900 Series Portable ComputerModel XL162 XL163 & New ModelModels Features Models Features Controls Lights Models Features Controls Lights Status Panel Right Side Components Bottom Unit Left Side Top Wedge Components Right Side Wedge Components Product Description Port Replicator Connectors Components Power Management RearProduct Description Integrated 10/100BaseT Ethernet Port Replicator ConnectorsPort Replicator Components Hibernation Mode Power Management SettingsRebooting After a Lockup Full Off Main Power Off ModeSerial Connector Parallel ConnectorKeyboard/Mouse Connector External VGA Monitor ConnectorSerial Number Removal and Replacement ProceduresTypical Electrostatic Voltages Electrostatic DischargeGenerating Static Removal and Replcement Procedures Cables Cables and ConnectorsSelect the desired illustration Plastic PartsRemoving a Cable from Zif Connector Electrostatic Preparing the Computer for DisassemblyRemove any PC Cards Remove the wedgeTo remove the battery pack, complete the following steps Removing the Battery PackRemoving Hard Drive Removal and Replacement ProceduresRemoving the Keyboard Return to Removal Replacement Procedures Removing the Memory Module Removing the Modem Removal and Replacement Procedures Removing the Heatspreader with Thermal Pad Removal and Replacement Procedures Remove the larger half of the heatspreader Free Removing the ProcessorWhich can be easily damaged, if not properly removed Prepare the computer for disassembly Remove the keyboard Removing Inch Display Panel AssemblyRemoving the 13.3 inch Display Panel Assembly Removal and Replacement Procedures Removal and Replacement Procedures Next Step Return to Removal Replacement Procedures Removing the Upper CPU Cover with Palmrest and TouchPad Remove two screws on the rear of the unit Replacement Procedures Removing the Hard Drive/Battery Charger Board Removing Converter Board Fan Assembly System Board Speaker DVD or CD Drive System Board Speaker Assembly DVD or CD Drive Removing the Fan AssemblyRemoving the System Board Speaker Assembly DVD or CD DriveNext Step Removing Display Panel Assembly Hinge Bracket Illustration not shown but is forthcoming DVD or CD Drive Removing the DVD or CD- ROM Drive Prepare the computer for disassembly Disassemble the wedgeRemoving the DVD or CD-ROM Drive Troubleshooting Preliminary Steps Run Compaq diagnosticsRunning Post Power-On Self-Test MessagesClearing Power-on Password Computer Checkup Test Compaq DiagnosticsView System Information Inspect System MemoryShipping Preparation Contacting Compaq SupportProcessor Test Error Codes Diagnostic Error CodesBefore Replacing Parts Troubleshooting Without DiagnosticsSolving Power Problems Solving PC Card ProblemsSolving Audio Problems Solving Minor ProblemsSolving Battery Pack and Battery Gauge Problems Solving CD/DVD Drive ProblemsConditioning a Battery Pack Increasing Battery Pack Operating TimeDisposing of a Used Battery Pack Minimizing the Energy Required

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