Dell Latitude 7390 2-in-1 - Removing System Board

Removing system board
1 Follow the procedure in Before working inside your computer.
2 Remove the:
a Micro SD
b SIM card tray
NOTE: To remove both cards if equipped and no need to remove the blank ller
c Base cover
d Battery
e SSD card
f WLAN card
g WWAN card
h Heatsink assembly
3 Disconnect the :
a IR camera and touchscreen cable [1].
b Remove the 2 (M 2 x 1.7L) screws that secure the eDP bracket and lift it away from the computer [2].
c Disconnect the eDP cable from the system board [3].
d Disconnect th G-sensor and eDP cables [4].
4 Disconnect the following cables from the system board .
a Touchpad cable
b USH cable
c LED board cable
Removing and installing components
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