Reverse this procedure to install the system board.
Heat sink
Description
Spare part number
Heat sink (includes replacement thermal material)
941826-001
Before removing the heat sink, follow these steps:
1.
Turn off the computer. If you are unsure whether the computer is off or in Hibernation, turn the computer
on, and then shut it down through the operating system.
2.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet, and then
unplugging the AC adapter from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the bottom cover (see
), and then remove the following components:
a.
Battery (see
b.
Fans (see
)
c.
System board (see
)
Remove the heat sink:
1.
Remove the four Phillips M2.0×3.2 screws (1) that secure the heat sink to the system board.
2.
Remove the heat sink (2).
44
Chapter 5 Removal and replacement procedures
