Dell Inspiron 1425 User manual

Dell™ Inspiron™ M4110
Service Manual
Regulatory model: P20G Regulatory type: P20G002

Notes, Cautions, and Warnings
NOTE: A NOTE indicates important information that helps you make better use of
your computer.
CAUTION: A CAUTION indicates potential damage to hardware or loss of data if
instructions are not followed.
WARNING: A WARNING indicates a potential for property damage, personal
injury, or death.
____________________
Information in this document is subject to change without notice.
© 2011 Dell Inc. All rights reserved.
Trademarks used in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc.;
Microsoft®, Windows®, and the Windows start button logo are either trademarks or registered
trademarks of Microsoft Corporation in the United States and/or other countries.
Reproduction of these materials in any manner whatsoever without the written permission of Dell Inc.
is strictly forbidden.
Regulatory model: P20G Regulatory type: P20G001
2011-02 Rev. A00

Contents 3
Contents
1 Before You Begin. . . . . . . . . . . . . . . . . . . . 9
Recommended Tools. . . . . . . . . . . . . . . . . . . . 9
Turning Off Your Computer. . . . . . . . . . . . . . . . . 9
Before Working Inside Your Computer . . . . . . . . . 10
2 Top Cover. . . . . . . . . . . . . . . . . . . . . . . . . 13
Removing the Top Cover . . . . . . . . . . . . . . . . . 13
Replacing the Top Cover . . . . . . . . . . . . . . . . . 14
3Battery. . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Removing the Battery . . . . . . . . . . . . . . . . . . 15
Replacing the Battery . . . . . . . . . . . . . . . . . . 16
4 Module Cover . . . . . . . . . . . . . . . . . . . . . 17
Removing the Module Cover. . . . . . . . . . . . . . . 17
Replacing the Module Cover . . . . . . . . . . . . . . 18
5 Optical Drive . . . . . . . . . . . . . . . . . . . . . . 19
Removing the Optical Drive . . . . . . . . . . . . . . . 19

4Contents
Replacing the Optical Drive . . . . . . . . . . . . . . . 21
6 Memory Module(s). . . . . . . . . . . . . . . . . 23
Removing the Memory Module(s) . . . . . . . . . . . . 23
Replacing the Memory Module(s) . . . . . . . . . . . . 24
7 Keyboard . . . . . . . . . . . . . . . . . . . . . . . . 27
Removing the Keyboard . . . . . . . . . . . . . . . . . 27
Replacing the Keyboard . . . . . . . . . . . . . . . . . 29
8 Palm-Rest Assembly . . . . . . . . . . . . . . . 31
Removing the Palm-Rest Assembly . . . . . . . . . . . 31
Replacing the Palm-Rest Assembly . . . . . . . . . . . 34
9 Hot-Key Board . . . . . . . . . . . . . . . . . . . . 37
Removing the Hot-Key Board . . . . . . . . . . . . . . 37
Replacing the Hot-Key Board . . . . . . . . . . . . . . 38
10 Power Button Board . . . . . . . . . . . . . . . 41
Removing the Power Button Board . . . . . . . . . . . 41
Replacing the Power Button Board . . . . . . . . . . . 42

Contents 5
11 Wireless Mini-Card(s) . . . . . . . . . . . . . . . 45
Removing the Mini-Card(s) . . . . . . . . . . . . . . . 45
Replacing the Mini-Card(s) . . . . . . . . . . . . . . . 47
12 Thermal Fan . . . . . . . . . . . . . . . . . . . . . . . 49
Removing the Thermal Fan . . . . . . . . . . . . . . . 49
Replacing the Thermal Fan . . . . . . . . . . . . . . . 50
13 Display . . . . . . . . . . . . . . . . . . . . . . . . . . . 53
Display Assembly . . . . . . . . . . . . . . . . . . . . 53
Removing the Display Assembly . . . . . . . . . . 53
Replacing the Display Assembly . . . . . . . . . . 56
Display Bezel . . . . . . . . . . . . . . . . . . . . . . 57
Removing the Display Bezel . . . . . . . . . . . . 57
Replacing the Display Bezel . . . . . . . . . . . . 58
Display Panel . . . . . . . . . . . . . . . . . . . . . . 58
Removing the Display Panel . . . . . . . . . . . . 58
Replacing the Display Panel . . . . . . . . . . . . 59
Display Cable . . . . . . . . . . . . . . . . . . . . . . 60
Removing the Display Cable . . . . . . . . . . . . 60
Replacing the Display Cable . . . . . . . . . . . . 60
Hinge Caps . . . . . . . . . . . . . . . . . . . . . . . . 61
Removing the Hinge Caps . . . . . . . . . . . . . 61
Replacing the Hinge Caps . . . . . . . . . . . . . 62
Display Brackets. . . . . . . . . . . . . . . . . . . . . 62