System Board; Removing The System Board - Dell Inspiron 5391 Service Manual

Steps
1. Align and place the power button with fingerprint reader on the palm-rest and keyboard assembly.
2. Replace the screw (M1.6x2) that secure the power button with fingerprint reader to the palm-rest and keyboard assembly.
3. Connect the fingerprint-reader cable to the fingerprint-reader board and close the latch to secure the cable.
4. Align and place the power-button bracket on the palm-rest and keyboard assembly.
5. Replace the screw (M1.6x2) that secure the power-button bracket to the palm-rest and keyboard assembly.
Next steps
1. Install the I/O board.
2. Install the fan.
3. Install the WLAN card.
4. Install the battery.
5. Install the base cover.
6. Follow the procedure in

System board

Removing the system board

Prerequisites
1. Follow the procedure in
2. Remove the base cover.
3. Remove the battery.
4. Remove the M.2 2280 solid-state drive
5. Remove the WLAN card.
6. Remove the fan.
7. Remove the heat sink.
44 Removing and installing components
After working inside your computer.
Before working inside your
or M,2 2230 solid-state
computer.
drive, whichever applicable.