8. Remove the system board (3) by sliding it up and back at an angle.
Reverse this procedure to install the system board.
Heat sink
Description Spare part number
Heat sink (includes 4 captive screws [secured by C-clips] and replacement thermal material) 766619-001
Before removing the heat sink, follow these steps:
1. Turn off the tablet. If you are unsure whether the tablet is off or in Hibernation, turn the tablet on, and
then shut it down through the operating system.
2. Disconnect the power from the tablet by unplugging the power cord from the tablet.
3. Disconnect all external devices from the tablet.
4. Remove the back cover (see
Back cover on page 39).
5. Disconnect the tablet battery cable from the system board (see
Tablet battery on page 44).
6. Remove the system board (see
System board on page 54).
Remove the heat sink:
1. Loosen the four captive screws (1) that secure the heat sink to the system board.
NOTE: Due to the adhesive quality of the thermal material located between the heat sink and system
board components, it may be necessary to move the heat sink from side to side to detach it.
Tablet replacement procedures 57
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