2. Remove the three Phillips M2.5×3.0 screws that secure the system board to the computer.
3. Close the computer and position it upside down.
4. Disconnect the following cables from the system board:
(1) RTC battery cable
(2) Fingerprint reader cable
(3) NFC module cable
(4) Speaker cable
(5) Display cable
(6) Camera cable
(7) Power button board cable
(8) USB cable
(9) Smart card reader cable
64 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts