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3521, 5521 manual Replacing the Display Panel
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5521
3521
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Removing the Wireless Mini-Card
Entering the Service Tag in system setup
Removing the Optical-Drive Assembly
Procedure
Removing the Battery
Safety
power-button cable
Flashing the BIOS
Remove the memory module from the memory-module connector
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Replacing the Display Panel
Page 87
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Contents
Dell Inspiron 3521/5521
Owner’s Manual
Computer model Inspiron 3521/5521 Regulatory model P28F
Regulatory type P28F001
2012 Dell Inc
Notes, Cautions, and Warnings
2012
Contents
15 Removing the Wireless Mini-Card
16 Replacing the Wireless Mini-Card
Entering the Service Tag in system setup
19 Removing the System Board
21 Removing the Coin-Cell Battery
22 Replacing the Coin-Cell Battery
29 Removing the Display Assembly
30 Replacing the Display Assembly
31 Removing the Display Bezel
Safety Instructions
Before You Begin
Turn Off Your Computer and Connected Devices
Windows
Recommended Tools
After Working Inside Your Computer
10 After Working Inside Your Computer
Removing the Battery
Procedure
12 Removing the Battery
Postrequisites
Replacing the Battery
Procedure
14 Replacing the Battery
Removing the Memory Modules
Prerequisites
Procedure
1 captive screw
4 Remove the memory module from the memory-module connector
2 memory-module connector
16 Removing the Memory Modules
1 securing clips
Procedure
Replacing the Memory Modules
Postrequisites
18 Replacing the Memory Modules
Removing the Optical-Drive Assembly
Procedure
optical-drive assembly
Prerequisites
4 Remove the optical-drive bracket from the optical-drive assembly
20 Removing the Optical-Drive Assembly
optical-drive bezel
optical drive
Procedure
Replacing the Optical-Drive Assembly
Postrequisites
22 Replacing the Optical-Drive Assembly
Procedure
Removing the Hard-Drive Assembly
Prerequisites
24 Removing the Hard-Drive Assembly
hard-drive assembly
5 Lift the hard-drive bracket off the hard drive
pull-tab
Procedure
Replacing the Hard-Drive Assembly
Postrequisites
26 Replacing the Hard-Drive Assembly
Removing the Keyboard
Procedure
Prerequisites
plastic scribe
4 Turn the keyboard over and place it on the palm-rest assembly
6 Lift the keyboard off the palm-rest assembly
connector latch
28 Removing the Keyboard
Procedure
Replacing the Keyboard
Postrequisites
30 Replacing the Keyboard
Removing the Palm-Rest
Procedure
Prerequisites
1 screws
power-button cable
3 connector latches
3 Turn the computer over and open the display as far as possible
32 Removing the Palm-Rest
5 Remove the screws that secure the palm-rest to the system board
7 Lift the palm-rest off the computer base
Removing the Palm-Rest
screws
34 Removing the Palm-Rest
Procedure
Replacing the Palm-Rest
Postrequisites
36 Replacing the Palm-Rest
Removing the Wireless Mini-Card
Prerequisites
Procedure
38 Removing the Wireless Mini-Card
Replacing the Wireless Mini-Card
Procedure
Postrequisites
1 Replace the palm-rest. See Replacing the Palm-Rest on page
Removing the I/O Board
Prerequisites
Procedure
1 Remove the screw that secures the I/O board to the computer base
3 Gently lift and remove the I/O board off the computer base
42 Removing the I/O Board
Procedure
Replacing the I/O Board
Postrequisites
44 Replacing the I/O Board
Removing the System Board
Prerequisites
Procedure
power-adapter-port cable
display cable
tape
4 Remove the screw that secures the system board to the computer base
5 Lift the system board off the computer base
Removing the System Board
system board
48 Removing the System Board
Entering the Service Tag in system setup
Replacing the System Board
Procedure
Postrequisites
50 Replacing the System Board
Removing the Coin-Cell Battery
Prerequisites
Procedure
52 Removing the Coin-Cell Battery
coin-cell battery
1 Turn the system board over and place it on a flat surface
Procedure
Replacing the Coin-Cell Battery
Postrequisites
54 Replacing the Coin-Cell Battery
Removing the Heat-Sink
Prerequisites
Procedure
3 Lift the heat-sink off the system board
56 Removing the Heat-Sink
screw
Procedure
Replacing the Heat-Sink
Postrequisites
58 Replacing the Heat-Sink
Removing the Fan
Prerequisites
screw
Procedure
3 fan cable
Procedure
Replacing the Fan
Postrequisites
62 Replacing the Fan
Removing the Speakers
Prerequisites
Procedure
2 Lift and remove the LED silicon tubes off the computer base
64 Removing the Speakers
tape
speaker cable routing
speakers
66 Removing the Speakers
Procedure
Replacing the Speakers
Postrequisites
68 Replacing the Speakers
Removing the Display Assembly
Prerequisites
Procedure
70 Removing the Display Assembly
wireless mini-card cables
1 Peel the tape that secures the display cable to the system board
3 power adapter-port cable
display assembly
screws
72 Removing the Display Assembly
Procedure
Replacing the Display Assembly
Postrequisites
74 Replacing the Display Assembly
Removing the Display Bezel
Prerequisites
Procedure
3 Remove the display bezel off the display back-cover
76 Removing the Display Bezel
1 hinge covers
Procedure
Replacing the Display Bezel
Postrequisites
78 Replacing the Display Bezel
Removing the Display Hinges
Prerequisites
Procedure
2 Lift the display hinges off the display back-cover
80 Removing the Display Hinges
screws
Procedure
Replacing the Display Hinges
Postrequisites
82 Replacing the Display Hinges
Removing the Display Panel
Prerequisites
Procedure
2 Gently lift the display panel and turn it over
84 Removing the Display Panel
display back-cover
3 Peel the tape that is adhered over the display cable
Removing the Display Panel
display cable
tape
86 Removing the Display Panel
Procedure
Replacing the Display Panel
Postrequisites
88 Replacing the Display Panel
Removing the Camera Module
Prerequisites
Procedure
screw
camera module
tape
Procedure
Replacing the Camera Module
Postrequisites
92 Replacing the Camera Module
Flashing the BIOS
94 Flashing the BIOS