Replacing the System Board
1Follow the instructions in "Before You Begin" on page 9.
2Replace the processor module (see "Replacing the Processor Module" on page 80).
3Replace the thermal cooling assembly (see "Replacing the
4Follow the instructions from step 5 to step 7 in "Replacing the Hard Drive" on page 73.
5Turn the system board assembly over.
6Slide the connectors on the system board into the slots on the computer base.
7Gently press the system board to connect the connector on the system board to the connector on the I/O board.
8Replace the five screws that secure the system board to the computer base.
9Connect the speaker cable, to the connector on the system board.
10Replace the hinge cover (see "Replacing the Hinge Cover" on page 55).
11Replace the display assembly (see "Replacing the Display Assembly" on page 43).
12Follow the instructions from step 2 to step 7 in "Replacing the
13Replace the memory module (see "Replacing the Memory Module(s)" on page 20).
14Replace the module cover (see "Replacing the Module Cover" on page 18).
15Replace the battery (see "Replacing the Battery" on page 16).
16Replace any cards or blanks removed from the
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.
17Turn on the computer.
NOTE: After you have replaced the system board, enter the computer Service Tag in the BIOS of the replacement system board.
System Board
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