Steps
1. Align and place the I/O board on the system.
2. Replace the four (M1.6x3.5) screws to secure the I/O board in place.
3. Connect the LED board cable, fingerprint reader cable, and I/O daughter board data cable to the connectors on the I/O
board.
NOTE: Reconnect the battery cable after laptop repair is completed.
Next steps
1. Install the System Fan.
2. Install the Base cover.
3. Install the SIM card tray.
4. Install the microSD card.
5. Follow the procedure in After working on your computer.
Power button
Removing the power button
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the microSD card.
3. Remove the SIM card tray.
4. Enter service mode.
5. Remove the Base cover.
6. Remove the Fan.
7. Remove the I/O board .
About this task
The following images indicate the location of the power-button and provide a visual representation of the removal procedure.
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Removing and Installing Components
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