Dell Latitude 7220EX, Service Manual

Page: 66 / 94

Micro serial port and power connector port
Removing micro serial port and power connector port
Prerequisites
1. Follow the procedure in before working inside the tablet .
2. Remove the batteries cover assembly .
3. Remove the system cover .
4. Remove the batteries .
5. Remove the display assembly .
About this task
The figure indicates the location of the micro serial port and power connector (DC-in) port and provides a visual representation
of the removal procedure.
Steps
1. Disconnect the DC-in cable from the connector and remove the (M2x5) screw that secures the system board to the system
chassis.
2. Lift the latch, and disconnect the micro serial port cable from the connector.
3. Remove the four (M2x5) screws and two (M1.6x5) screws that secure the metal bracket to the system chassis.
4. Lift and remove the metal bracket from system.
5. Remove the (M2x5) screw that secures the DC-in port and serial port to the system chassis.
66 Field service information