Heat sink
To remove the heat sink, use these procedures and illustrations.
Table 8-9 Heat sink description and part number
Description Spare part number
Heat sink N96443-001
Before removing the heat sink, follow these steps:
1. Prepare the computer for disassembly (see Preparation for disassembly on page 62).
2. Remove the bottom cover (see Bottom cover on page 62).
3. Disconnect the battery cable from the system board (see Battery on page 74).
Remove the heat sink:
1. In the order indicated on the heat sink, loosen the four captive Phillips screws (1) that secure the
heat sink to the computer.
2. Remove the heat sink (2) from the computer.
84
Chapter 8 Removal and replacement procedures for authorized service provider parts
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