Heat sink
NOTE: All heat sink spare part kits include replacement thermal material.
Table 5-10 Heat sink description and part number
Description Spare part number
Heat sink L44512-001
Before removing the heat sink, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 34).
2. Place the computer in Battery Safe mode (Battery Safe mode on page 34).
3. Remove the bottom cover (Bottom cover on page 36).
4. Remove the battery (Battery on page 35).
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 system board.
2. Lift the heat sink from the system board (2).
48 Chapter 5 Removal and replacement procedures for Authorized Service Provider parts
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