Replacing the system board – Dell Inspiron 11z (1120, Mid 2010) User Manual
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15.
If you are replacing the system board, remove the processor fan and heat sink assembly (see
Removing the Processor Heat Sink
).
Replacing the System Board
1.
Follow the instructions in
Before You Begin
.
2.
If removed, replace the processor fan and heat sink assembly (see
Replacing the Processor Heat Sink
).
3.
Connect the AC adapter connector cable to the system board.
4.
Align the connectors on the system board with the slots on the computer base, and use the alignment posts on the computer base to correctly place the
system board.
5.
Replace the screw that secures the system board to the computer base.
6.
Replace the coin-cell battery (see
Replacing the Coin-Cell Battery
).
7.
Connect the audio cable to the connectors on the system board and the audio board.
8.
Replace the middle cover (see
Replacing the Middle Cover
).
9.
Replace the display assembly (see
Replacing the Display Assembly
).
10.
Replace the Mini-Card(s) (see
Replacing the Mini-Card(s)
).
11.
Replace the palm rest (see
Replacing the Palm Rest
).
12.
Follow the instructions from
step 5
to
step 7
in
Replacing the Hard Drive
.
13.
Replace the keyboard (see
Replacing the Keyboard
).
14.
Replace the memory module(s) (see
Replacing the Memory Module(s)
).
15.
Replace the battery (see
Replacing the Battery
).
16.
Turn on the computer.
17.
Enter the service tag:
a.
Ensure that the AC adapter is plugged in and that the main battery is installed properly.
1
system board
2
screw
3
AC adapter connector cable
CAUTION:
Before turning on the computer, replace all screws and ensure that no stray screws remain inside the computer. Failure to do so may
result in damage to the computer.
NOTE:
After you have replaced the system board, enter the computer's Service Tag into the BIOS of the replacement system board.