System board
Removing the system board
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
3. Remove the battery.
4. Remove the M.2 2280 solid-state drive or M,2 2230 solid-state drive, whichever applicable.
5. Remove the WLAN card.
6. Remove the fan.
7. Remove the heat sink.
The following image indicates the location of system board and provides a visual representation of the removal procedure.
1. Peel the tape that secures the I/O-board cable to the system board.
2. Open the latch and disconnect the I/O-board cable from the system board.
3. Disconnect the speaker cable from the system board.
4. Open the latch and disconnect the fingerprint-reader cable from the system board.
5. Open the latch and disconnect the touchpad cable from the system board.
6. Open the latch and disconnect the keyboard cable from the system board.
Removing and installing components
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