Dell 17-5748 Laptop User Manual


 
Replacing the Heat-Sink
Assembly
WARNING: Before working inside your computer, read the safety
information that shipped with your computer and follow the steps in
Before Working Inside Your Computer. After working inside your
computer, follow the instructions in After Working Inside Your
Computer. For more safety best practices, see the Regulatory
Compliance home page at dell.com/regulatory_compliance.
CAUTION: Incorrect alignment of the heat sink can cause damage to
the system board and processor.
Procedure
1 Align the screw holes on the heat-sink assembly with the screw holes on
the system board.
2 In sequential order (indicated on the heat sink), tighten the captive screws
that secure the heat-sink assembly to the system board.
3 Connect the fan cable to the system board.
4 Turn the system board over.
Post-requisites
1 Follow the procedures from step 2 to step 10 in replacing the system
board.
2 Replace the optical-drive connector board.
3 Replace the battery-connector board.
4 Replace the palm rest.
5 Replace the keyboard.
6 Follow the procedures from step 3 to step 5 in replacing the hard drive.
7 Follow the procedures from step 4 to step 5 in replacing the optical drive.
8 Replace the memory module.
9 Replace the wireless card.
10 Replace the base cover.
11 Replace the battery.
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