Dell Inspiron 14-7472 User manual

Inspiron 14 7000
Service Manual
Computer Model: Inspiron 14-7472
Regulatory Model: P74G
Regulatory Type: P74G001

Notes, cautions, and warnings
NOTE: A NOTE indicates important information that helps you make
better use of your product.
CAUTION: A CAUTION indicates either potential damage to hardware or
loss of data and tells you how to avoid the problem.
WARNING: A WARNING indicates a potential for property damage,
personal injury, or death.
Copyright ©2017 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other
trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be
trademarks of their respective owners.
2017 - 09
Rev. A00

Contents
Before working inside your computer........................... 10
Before you begin .....................................................................................10
Safety instructions...................................................................................10
Recommended tools................................................................................. 11
Screw list................................................................................................. 12
After working inside your computer.............................. 14
Removing the base cover............................................. 15
Procedure................................................................................................ 15
Replacing the base cover..............................................17
Procedure................................................................................................ 17
Removing the battery...................................................18
Prerequisites............................................................................................ 18
Procedure................................................................................................ 18
Replacing the battery.................................................. 20
Procedure............................................................................................... 20
Post-requisites........................................................................................ 20
Removing the coin-cell battery.....................................21
Prerequisites............................................................................................ 21
Procedure................................................................................................22
3

Replacing the coin-cell battery.................................... 23
Procedure................................................................................................23
Post-requisites........................................................................................ 23
Removing the fan — for computer with integrated
graphics card............................................................... 24
Prerequisites............................................................................................24
Procedure................................................................................................24
Replacing the fan — for computer with integrated
graphics card............................................................... 27
Procedure................................................................................................27
Post-requisites.........................................................................................27
Removing the hard drive.............................................. 28
Prerequisites............................................................................................28
Procedure................................................................................................28
Replacing the hard drive............................................... 31
Procedure................................................................................................ 31
Post-requisites......................................................................................... 31
Removing the heat sink — for computer with
integrated graphics card.............................................. 32
Prerequisites............................................................................................32
Procedure................................................................................................32
Replacing the heat sink — for computer with
integrated graphics card.............................................. 34
Procedure................................................................................................34
Post-requisites........................................................................................ 34
4

Removing the heat-sink assembly — for computer
with discrete graphics card.......................................... 35
Prerequisites........................................................................................... 35
Procedure............................................................................................... 35
Replacing the heat-sink assembly — for computer
with discrete graphics card.......................................... 38
Procedure............................................................................................... 38
Post-requisites........................................................................................ 39
Removing the wireless card......................................... 40
Prerequisites........................................................................................... 40
Procedure............................................................................................... 40
Replacing the wireless card..........................................42
Procedure................................................................................................42
Post-requisites........................................................................................ 43
Removing the display assembly....................................44
Prerequisites............................................................................................44
Procedure................................................................................................44
Replacing the display assembly....................................48
Procedure............................................................................................... 48
Post-requisites........................................................................................ 48
Removing the I/O board...............................................49
Prerequisites........................................................................................... 49
Procedure............................................................................................... 49
5