Dell Latitude 7330 Rugged Extreme Service Manual page 71

Steps
1.
NOTE: The following epoxy screw locations will require additional focus. These screws are difficult to remove and there
may be damage during the removal process. To prevent damage to the screws and surrounding plastics, please use the
correct screwdriver for each screw type.
Remove the two epoxy cap (M2.5x5.5) screws that secure the serial RS-232 port to the system chassis.
To remove the epoxy cap screws use a 5.5 mm hex socket wrench.
2. Remove the serial RS-232 port from the system chassis.
3. Disconnect the touchpad flat printed cable from its connector on the system board.
4. Remove the two (M2x4.5) standoff screws that secure the Type-C flat printed cable holders to the system board.
5. Disconnect the right Type-C, and left Type-C flat printed cables from their connectors on the system board.
6. Peel the adhesive and disconnect the right and left Type-C cables from their connectors on the system board.
7. Disconnect the eDP cable from its connector on the system board.
8. Disconnect the RF switch board cable from its connector on the system board.
9. Disconnect the Dock I/O flat printed cable from its connector on the system board.
10. Disconnect the flat printed cable from its connector on the system board.
11. Remove the four (M2x5) screws that secure the stylus case to the system board.
12. Disconnect the following cables from their connector on the system board (L-R): power button board, , LED board, smart
card reader flat printed, smart card I/O board flat printed, and left I/O board flat printed from the system board.
13. Remove the seven (M2x5) screws that secure the system board to the system chassis and lift the system board.
CAUTION: Do not lift the system board immediately as it can damage the I/O flat printed cable connector.
Removing and installing components 71