Dell Alienware m15 Service Manual - Page 36

Replacing the heat sink, Procedure

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Replacing the heat sink 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 www.dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: If either the system board or the heat sink is replaced, use the thermal pad/paste provided in the kit to ensure that thermal conductivity is achieved. Procedure 1 Replace the fans. 2 Place the heat-sink assembly on the system board and align the screw holes on the heat-sink assembly with the screw holes on the system board. 3 Tighten the captive screws in the sequential order (1>2>3>4>5>6>7) to secure the heat-sink assembly to the system board. 4 Replace the screw (M2x5) that secure the heat-sink assembly to the system board. 5 Replace the five screws (M2x3) that secure the heat-sink assembly to the system board. 6 Connect the left fan cable to the system board. 36

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Replacing the heat sink
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
www.dell.com/regulatory_compliance
.
CAUTION: Incorrect alignment of the heat sink can damage the system board and processor.
NOTE: If either the system board or the heat sink is replaced, use the thermal pad/paste provided in the kit to
ensure that thermal conductivity is achieved.
Procedure
1
Replace the
fans
.
2
Place the heat-sink assembly on the system board and align the screw holes on the heat-sink assembly with the screw holes
on the system board.
3
Tighten the captive screws in the sequential order (1>2>3>4>5>6>7) to secure the heat-sink assembly to the system
board.
4
Replace the screw (M2x5) that secure the heat-sink assembly to the system board.
5
Replace the five screws (M2x3) that secure the heat-sink assembly to the system board.
6
Connect the left fan cable to the system board.
36