Service Manual

3. Adhere the tapes securing the coin-cell battery cable to the right I/O-board and palm-rest assembly.
4. Connect the coin-cell battery cable to the connector on the system board.
Next steps
1. Install the battery.
2. Install the
2230 solid-state drive. (if applicable)
3. Install the 2280 solid-state drive. (if applicable)
4. Install the base cover.
5. Follow the procedure in
After working inside your computer.
Keyboard-controller board
Removing the keyboard-controller board
Prerequisites
1. Follow the procedure in
Before working inside your computer.
2. Remove the base cover.
3. Remove the 2230 solid-state drive. (If applicable)
4. Remove the 2280 solid-state drive. (If applicable)
5. Remove the battery.
About this task
The following image indicates the location of the keyboard-controller board and provides a visual representation of the removal
procedure.
Steps
1. Remove the two screws (M2x1.9) that secure the keyboard-backlight cable to the keyboard-controller board.
2. Disconnect the keyboard-backlight cable from the keyboard-controller board.
3. Open the latch and disconnect the keyboard-controller board cable from the keyboard-controller board.
4. Open the latch and disconnect the keyboard cable from the keyboard-controller board.
5. Pull on the securing tab to release the keyboard-controls board from the palm-rest assembly.
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