Precision 7770 Service Manual

Removing the inner frame

1. Remove the (M2x2.5) screw that secures the WLAN bracket in place.
   NOTE:For configs with 93 Wh battery, the SSD frame must be first removed before the inner frame

   

2. Remove the WLAN bracket away from the computer.
3. Remove the (M2x2) screw that secures the SSD frame in the slot-2 SSD in place.
4. Disconnect the two WLAN antennas and speaker cable from their connectors on the system board.
5. Unroute the WLAN antennas and speaker cable from the routing guide on the inner frame.
6. Remove the five (M2x5) and the eight (M2x2) screws that secure the inner frame to the computer chassis.
7. Remove the inner frame from the computer.