Dell Latitude 7390 Owner's Manual page 23

Installing heat sink assembly
Heat sink assembly comprises of heat sink and the system fan.
1 Align the heat sink assembly with screw holders on the system board and tighten the screws (4) to the system board.
2 Tighten the M2.0 x 5.0 screws to secure the fan to the system board
3 Connect the fan cable to the connector on the system board.
4 Install the :
a battery
b base cover
5 Follow the procedure in
Power connector port
Removing power connector port
1 Follow the procedure in
2 Remove the :
a base cover
b battery
3 To remove the power connector port:
a Disconnect the power connector port cable from the system board [1].
NOTE: Ensure to remove the adhesive tape that covers the connector.
NOTE: Use a plastic scribe to release the cable from the connector. Do not pull the cable as it may result in breakage
After working inside your computer.
Before working inside your computer.
Removing and installing components 23