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Dell Inspiron 1425 Service Manual: Replacing The System Board

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Replacing the System Board

1 Follow the instructions in "Before You Begin" on page 9.
2 Replace the processor module (see "Replacing the Processor Module" on
page 92).
3 Replace the thermal cooling assembly (see "Replacing the Thermal
Cooling Assembly" on page 90.
4 Follow the instructions from step 5 to step 7 in "Replacing the Hard-Drive
Assembly" on page 97.
5 Replace the coin-cell battery (see "Replacing the Coin-Cell Battery" on
page 88).
6 Turn the system board over.
7 Align the connectors on the system board with the slots on the computer
base and place it in position.
8 Gently press the system board to connect the connector on the system
board to the connector on the I/O board.
9 Replace the five screws that secure the system board to the computer base.
10 Connect the display cable and speakers cable to the connectors on the
system board.
11 Tighten the display cable grounding screw.
12 Replace the thermal fan (see "Replacing the Thermal Fan" on page 50).
13 Replace the palm-rest assembly (see "Replacing the Palm-Rest Assembly"
on page 35).
14 Replace the keyboard (see "Replacing the Keyboard" on page 29).
15 Connect the AC-adapter connector cable to the connector on the system
board.
16 Follow the instructions from step 4 to step 5 in "Replacing the Optical
Drive" on page 21.
17 Replace the memory module(s) (see "Replacing the Memory Module(s)"
on page 24).
18 Replace the module cover (see "Replacing the Module Cover" on page 18).
19 Replace the battery (see "Replacing the Battery" on page 16).
System Board
81

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