Installing The System Board - Cirrus Logic Audio - Dell 0HRTG Service Manual

Steps
1. Disconnect the following cables from the system board:
a. Speaker cable
b. Keyboard FFC
c. Power adapter port cable
d. Keyboard backlight FFC
e. Touchpad FFC
f. Hard drive FFC
g. IO board FFC
h. Fingerprint reader FFC
i. Power button FFC from the system board
2. Peel back the Mylar tape from over the screw hole
3. Remove the two (M2x4) screws that secures the system board to the palmrest.
4. Carefully lift the system board away from the chassis.

Installing the system board - Cirrus Logic audio

Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
74 Disassembly and reassembly