1.
Prepare the computer for disassembly (
Preparation for disassembly on page 32
).
2.
Remove the bottom cover (
3.
Disconnect the battery cable from the system board (see
Remove the heat sink:
1.
To remove the heat sink on models with UMA graphics memory:
a.
In the order indicated on the heat sink, loosen the four captive Phillips screws (1) that secure the
heat sink to the computer.
b.
Remove the heat sink from the computer (2).
Component replacement procedures
51