Dell Latitude 7390 Owner's Manual page 25

3 To remove the LED board:
a Disconnect the LED cable from the LED board [1].
CAUTION:
the LED cable from its connector.
b Unroute the LED cable from the routing channel [2].
c Remove the M2.0 x 2.5 (1) screw that secures the LED board to the computer [3]
d Lift the LED board from the computer [4].
Installing LED board
1 Insert the LED board into the slot on the computer.
2 Tighten the screw to secure the LED board.
3 Connect the LED cable to the LED board.
4 Install the :
a battery
b base cover
5 Follow the procedure in
Avoid pulling the cable as it would result in breaking the cable connector. Instead, use a scribe to release
After working inside your computer.
Removing and installing components 25