Steps
1. Disconnect the following cables from the system board:
a. I/O board Flexible Flat cable
b. Speaker cable
c. Touchpad Flexible Flat cable
d. Keyboard backlight Flexible Printed cable (for systems with backlit keyboard)
e. Keyboard Flexible Printed cable
f. Power adapter port cable
g. eDP cable
2. Remove the two (M2.5x5) screws from the right hinge.
3. Remove the three (M2x3.5) screws that secure the system board to the palm-rest.
NOTE: For models shipped with a USB Type-C port, a USB Type-C bracket is secured to the system board with single
(M2x3.5) screw. The bracket is bundled with the system board as a service part and MUST NOT be removed from the
system board.
4. Remove the single (M2x2) screw that secures the system board to the palm-rest.
5. Carefully lift the system board away from the chassis.
Installing the system board
CAUTION: The information in this section is intended for authorized service technicians only.
Prerequisites
If you are replacing a component, remove the existing component before performing the installation process.
About this task
The following image indicates the connectors on your system board:
Removing and installing Field Replaceable Units (FRUs)
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