4.
Remove the system board (2) by sliding it up and to the right at an angle.
Reverse this procedure to install the system board.
Heat sink/fan
NOTE:
The heat sink spare part kit includes replacement thermal material.
Description
Spare part number
Fan/heat sink
L46576-001
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.
System board (see
Remove the heat sink:
NOTE:
Steps 1 and 2 apply to computer models equipped with a graphics subsystem with discrete memory.
1.
Remove the six Phillips M2.0 × 3.0 screws (1) that secure the heat sink to the system board.
Component replacement procedures
33
