Steps
1. Align and place the I/O board into its slot on the palmrest assembly.
2. Install the two (M2x3) screws that secure the I/O board on the palmrest assembly.
3. Connect the USB cable and coin-cell cable to the connectors on the system board.
4. Connect the I/O cable to the connector on the system board and close the latch.
5. For systems shipped with power button, connect the power button cable to the connector on the I/O board, close the latch
and affix the adhesive tape.
Next steps
1. Install the ethernet port.
2. Install the base cover.
3. Exit the service mode
4. Install the SIM card tray for 4G LTE enabled systems.
5. Install the microSD-card.
6. Follow the procedure in after working inside your computer.
Power button
Removing the power button without fingerprint reader
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the microSD-card.
3. Remove the SIM card tray for 4G LTE enabled systems.
4. Enter the service mode.
5. Remove the base cover.
6. Remove the I/O board.
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Removing and installing components