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9.
Remove the system board (4) by sliding it up and to the left at an angle.
10.
Remove the system board.
Reverse this procedure to install the system board.
Heat sink
Description
Heat sink (includes replacement thermal material)
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 keyboard/top cover (see
5.
Disconnect the battery cable from the system board (see
6.
Remove the WLAN module (see
7.
Remove the system board (see
Remove the heat sink:
1.
Turn the system board upside down with the front toward you.
2.
Remove the two Phillips M2.0×2.2 broad head screws (1) that secure the heat sink to the system board.
38
Chapter 5 Removal and replacement procedures
Keyboard/top cover on page
Battery on page
27).
System board on page
36).
21).
Battery on page
27).
Spare part number
928840-001
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