Dell G7 15 7500 Service Manual page 44

Steps
1. Align the screw holes on the optional finger-print reader with the screw holes on the palm-rest and keyboard assembly.
2. Replace the screw (M2x2.5) that secures the optional fingerprint reader to the palm-rest and keyboard assembly.
NOTE: Apply sufficient torque when tightening the screw (M2x2.5) to avoid damaging the screw thread.
3. Align the screw hole on the power button with optional fingerprint reader with the screw hole on the palm-rest and keyboard
assembly.
4. Replace the two screws (M2x2.5) that secure the power button with optional fingerprint reader to the palm-rest and keyboard
assembly.
5. Connect the power button with optional fingerprint reader cable to the connector on the I/O board and close the latch to secure the
cable.
Next steps
1. Install the system board.
2. Install the graphics-card
3. Install the rear-cover bracket.
4. Install the rear cover.
5. Install the base cover.
6. Follow the procedure in
44 Removing and installing components
fan.
After working inside your computer.