Figure 42. Removing the system board
Steps
1. Remove the two screws (M2.5x5) that secure the hinge to the palm-rest and keyboard assembly.
2. Open the display hinge at an angle of 90 degrees.
3. Disconnect the following cables on the system board:
a. eDP cable from its connector (eDP)
b. power-adapter port cable from its connector (DCIN)
c. keyboard cable from its connector (KB)
d. keyboard-backlight cable from its connector (BL)
e. touchpad cable from its connector (TP)
f. speaker cable from its connector (SPK)
g. fan cable from its connector (FAN)
h. I/O board cable from its connector (IO)
4. Remove the screw (M1.6x1.8) that secures the system board to the palm-rest and keyboard assembly.
5. Remove the four screws (M2x3.5) that secure the system board to the palm-rest and keyboard assembly.
NOTE:
A USB Type-C bracket is secured to the system board with a single screw (M2x3.5). The bracket is bundled
with the system board as a service part and MUST NOT be removed from the system board.
82
Removing and installing Field Replaceable Units (FRUs)