Service Manual Compaq Evo N150 Series.pdf

Maintenance and Service Guide

Compaq Notebook Evo N150 Series

Document Part Number: 238849-001

June 2001

This guide is a troubleshooting reference used for maintaining

and servicing the notebook. It provides comprehensive

information on identifying computer features, components, and

spare parts, troubleshooting computer problems, and performing

computer disassembly procedures.

Compaq, the Compaq logo, Armada, and Deskpro Registered in U. S. Patent and

Trademark Office. Evo is a trademark of Compaq Information Technologies

Group, L.P. in the U.S. and other countries.

Microsoft, MS-DOS, Windows, and Windows NT are trademarks of Microsoft

Corporation in the United States and other countries.

Intel, Pentium, and Celeron are trademarks of Intel Corporation in the

United States and other countries.

All other product names mentioned herein may be trademarks of their respective

companies.

Compaq shall not be liable for technical or editorial errors or omissions

contained herein. The information in this document is provided “as is” without

warranty of any kind and is subject to change without notice. The warranties for

Compaq products are set forth in the express limited warranty statements

accompanying such products. Nothing herein should be construed as

constituting an additional warranty.

Maintenance and Service Guide

First Edition (June 2001)

Document Part Number: 238849-001

Contents

1 Product Description

1.1ModelsandFeatures ......................... 1–1

Models.................................... 1–2

Features................................... 1–5

1.2ClearingaPassword.......................... 1–6

1.3PowerManagement.......................... 1–7

1.3ExternalComputerComponents ................ 1–8

1.4DesignOverview........................... 1–18

2 Troubleshooting

UsingthePhoenixBIOSSetupUtility............... 2–2

Troubleshooting Flowcharts....................... 2–3

2.1 Initial Troubleshooting . ................... 2–4

2.2NoPower,Part1......................... 2–5

2.3NoPower,Part2......................... 2–6

2.4NoPower,Part3......................... 2–7

2.5NoPower,Part4......................... 2–8

2.6NoVideo,Part1 ......................... 2–9

2.7NoVideo,Part2 ........................ 2–10

2.8 Non Functioning Docking Station

(ifapplicable).............................. 2–11

2.9NoOperatingSystem(OS)Loading......... 2–12

2.10NoOSLoadingfromHardDrive,Part1..... 2–13

2.11NoOSLoadingfromHardDrive,Part2..... 2–14

2.12NoOSLoadingfromHardDrive,Part3..... 2–15

2.13NoOSLoadingfromDisketteDrive........ 2–16

2.14 No OS Loading from CD- or

DVD-ROMDrive .......................... 2–17

MaintenanceandServiceGuide

iii

2.15NoAudio,Part1 ....................... 2–18

2.16NoAudio,Part2 ....................... 2–19

2.17NonFunctioningDevice................. 2–20

2.18NonFunctioningKeyboard............... 2–21

2.19NonFunctioningPointingDevice.......... 2–22

2.20NetworkorModemConnection ........... 2–23

3 Illustrated Parts Catalog

3.1SerialNumberLocation....................... 3–1

3.2 Computer System Major Components . ........... 3–2

3.3 Miscellaneous Plastics Kit Components .......... 3–8

3.4 Miscellaneous Hardware Kit Components......... 3–9

3.5 Cable Kit Components ....................... 3–10

3.6MassStorageDevices ....................... 3–11

3.7Miscellaneous.............................. 3–12

4 Removal and Replacement Preliminaries

4.1ToolsRequired.............................. 4–1

4.2ServiceConsiderations........................ 4–1

PlasticParts................................ 4–2

CablesandConnectors ....................... 4–2

4.3PreventingDamagetoRemovableDrives......... 4–2

4.4PreventingElectrostaticDamage................ 4–4

4.5PackagingandTransportingPrecautions.......... 4–4

4.6WorkstationPrecautions ...................... 4–5

4.7 Grounding Equipment and Methods . . ........... 4–6

5 Removal and Replacement Procedures

5.1SerialNumber .............................. 5–2

5.2DisassemblySequenceChart................... 5–3

5.3PreparingtheComputerforDisassembly ......... 5–4

5.4ComputerFeet .............................. 5–4

5.5HingeCovers............................... 5–5

5.6Keyboard .................................. 5–6

5.7Display.................................... 5–8

MaintenanceandServiceGuide

5.8EMIShield................................ 5–10

5.9TopCover................................. 5–11

5.10TouchPad................................ 5–15

5.11Speakers................................. 5–18

5.12Microphone .............................. 5–21

5.13DisplayLidSwitchBoard ................... 5–23

5.14HeatSink ................................ 5–24

5.15InfraredBoard ............................ 5–26

5.16SystemBoard............................. 5–28

5.17PCCardAssembly......................... 5–33

5.18MiniPCIBoard ........................... 5–35

5.19DiskCellRTCBattery...................... 5–37

6 Specifications

A Connector Pin Assignments

B Power Cord Set Requirements

3-ConductorPowerCordSet...................... B–1

GeneralRequirements........................ B–1

Country-Specific Requirements . ................... B–2

Notes ..................................... B–2

C Screw Listing

Index

MaintenanceandServiceGuide

Plik z chomika:

Inne pliki z tego folderu:

Inne foldery tego chomika: