Dell D27M - Procedure

Procedure
NOTE: Note the routing of all cables while removing the system board so
that you can replace them correctly.
1 Lay the computer on the left side and disconnect the front-audio cable from the
system board.
2 Disconnect the light-bar cable from the system board.
3 Disconnect the processor-power cable from the system board.
4 Press the securing clip and disconnect the power-button board cable from the
system board.
5 Disconnect the light-bar cable from the system board.
6 Press the securing clip and disconnect the power-supply unit cable from the
system board.
7 Disconnect the USB 2.0 cable from the system board.
8 Disconnect the SATA1 cable from the system board.
9 Disconnect the USB 3.1 (Type-C) cable from the system board.
10 Disconnect the SATA0 cable from the system board.
11 Disconnect the USB 3.0 cable from the system board.
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