Before removing the fan, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 21).
2. Remove the bottom cover (Bottom cover on page 21).
3. Disconnect the battery cable from the system board (see Battery on page 23).
Remove the fan assembly:
1. Disconnect the fan cable from the system board (1).
2. Remove the three Phillips M2.0 × 3.0 screws (2), and then remove the fan from the computer (3).
Reverse this procedure to install the fan assembly.
Heat sink
To remove the heat sink, use these procedures and illustrations.
Table
5-7 Heat sink description and part number
Description Spare part number
Heat sink M00325-001
Before removing the heat sink, follow these steps:
1. Prepare the computer for disassembly (Preparation for disassembly on page 21).
2. Remove the bottom cover (Bottom cover on page 21).
3. Disconnect the battery cable from the system board (see Battery on page 23).
Remove the heat sink:
1. In the order indicated on the heat sink, remove the four Phillips M2.0 × 3.0 screws (1), and then remove
the heat sink from the computer (2).
28 Chapter 5 Removal and replacement procedures for authorized service provider parts
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