Latitude 7530 Service Manual

Removing the display assembly

1. Remove the screw (M2x2) that secures the WLAN bracket to the system board.
   NOTE The steps from 1 to 4 apply only to computers shipped with a WLAN antenna installed in the display assembly.
2. Slide and remove the WLAN bracket from the system board.
3. Disconnect the WLAN-antenna cables from the connectors on the system board.
4. Unroute the WLAN-antenna cables from the routing guides on the system board.
5. Remove the screw (M2x2.5) that secures the Darwin bracket to the system board.
   NOTE The steps from 5 to 8 apply only to computers shipped with a WWAN card installed.
6. Remove the Darwin bracket from the system board.
7. Disconnect the #1 Darwin antenna cable and #2 Darwin antenna cable from the respective connectors on the system board.

   

8. Unroute the #1 Darwin antenna cable, #2 Darwin antenna cable, #6 black/gray WWAN Aux1 antenna cable and #5 white/gray WWAN Main antenna cable from the respective routing guides on the palm-rest and keyboard assembly.
9. Remove the two screws (M2x2) that secure the display-cable bracket to the system board.
10. Remove the display-cable bracket from the system board.
11. Peel back the tape that secures the display cable to the system board.
12. Disconnect the touch-screen cable (for computers shipped with a touch screen), display cable, IR-camera cable (for computers shipped with an IR camera), and sensor daughter-board cable (for computers shipped with a sensor board) from the system board.
13. Open the display assembly at an angle of 90 degrees and place the computer on the edge of a flat surface such that the palm-rest and keyboard assembly lay flat on the surface and the display assembly is over the edge.
14. Remove the six screws (M2.5x5) that secure the display hinges to the palm-rest and keyboard assembly.
15. Remove the display assembly from the computer.
    NOTE The display assembly is a Hinge-Up Design (HUD) assembly and cannot be further disassembled once it is removed from the bottom chassis. If any components in the display assembly are malfunctioning and is required to be replaced, replace the entire display assembly.