Compaq 1800 Guide de dépannage télécharger pdf (Page 114)

46 R

EMOVAL

AND

EPLACEMENT

RESARIO

OTEBOOK

AINTENANCE

AND

ERVICE

UIDE

1800 S

ERIES

Presario 1800 Series

Models: XL180, XL181, XL182, XL183, XL185,

and XL190, XL191, XL192

19. Remove four screws from the system board.

20. Lift up the front and pull forward to remove the system board from the chassis.

To replace the system board, reverse these procedures.

Important: Before replacing the system board, remove all remaining cables.

1 2 ... 109 110 111 112 113 114 115 116 117 118 119 ... 124 125

Before You Begin 1
Product Description 5
Models and Features 6
Front of Unit 7
Front Bezel Components 9
Right-Side Components 10
Left-Side Components 11
Underneath the Unit 12
Rear Connectors 13
QuikDock Components 14
QuikDock Connectors 14
Specifications 15
System Interrupts 16
System DMA 16
System I/O Address 17
System Memory Catalog 18
Display Information 19
Memory Expansion 20
Diskette Drive 20
Hard Drive 21
CD or DVD Drive 21
Battery Pack 22
Connector Pin Assignments 23
Serial Connector 24
Keyboard/Mouse Connector 24
Modem Connector 25
Game Port Connector 25
External VGA Monitor Port 26
S-Video Connector 26
TV Out Connector 27
Univeral Serial Bus (USB) 27
QuikDock Connector 28
Battery and Power Management 29
Full Off 30
Summary of Power Modes 30
Power Settings 31
SpeedStep Technology 32
Rebooting After a Lockup 33
Maximizing the Energy Stored 34
Conditioning a Battery Pack 35
Troubleshooting 36
Preliminary Steps 37
Power-On Self Test (POST) 39
Compaq Diagnostics 41
Checkup (TEST) 42
Diagnostic Error Codes 44
Before Replacing Parts 53
Solving Minor Problems 54
Contacting Compaq Support 68
Removal and Replacement 69
Connectors and Plastic Parts 70
Disconnecting the QuikDock 80
Removing the Battery 81
Removing the Keyboard 85
Removing the Heatspreader 91
Removing the Modem 92
Removing the Hard Drive 93
Removing the DisqPlay Module 95
Removing the Processor 96
Removing the CD/DVD Drive 98
Presario 1800 Series 100
Removing the Upper CPU Cover 102
Removing the Fan Assembly 103
Removing the Diskette Drive 107
Removing the Speaker Assembly 110
Removing the System Board 112
Removing the Memory Module 115
Illustrated Parts Catalog 116
System Units 117
System Boards 118
Display Panel Assembly 119
Mass Storage Devices 119
Miscellaneous Cables 120
Miscellaneous Hardware Kit 121
Miscellaneous Plastics 122
Miscellaneous Parts 123
Documentation and Software 123

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Compaq 1800 Guide de dépannage Page 114

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