Dell Latitude 7424 Rugged Extreme Service Manual

Removing the Docking port assembly

1. Follow the procedure in Before working inside your computer.
2. Remove the:
   1. Batteries
   2. Bottom chassis cover
   3. PCIe Heatsink assembly
3. Peel off the tape securing the dock FPC [1] and disconnect the dock FPC [2].
   
4. Disconnect the antennae cables from RF passthrough connectors and unroute the antennae cables from the routing channels on the dock assembly.
   
5. Remove the four 'M2.5*5' screws [1] and separate the docking board assembly from the chassis [2].