5. For computers shipped with 4G antennas, remove the Darwin bracket from the system board.
6. Disconnect the #1 Darwin antenna cable and #2 Darwin antenna cable from the respective connectors on the system board.
7. For systems shipped with 4G antennas, 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.
NOTE: The steps from 4 to 7 apply only to computers shipped with a WWAN card installed.
8. For computers shipped with 5G antennas, unroute the #1 Darwin antenna cable, #2 Darwin antenna cable, #3 black/gray
WWAN antenna cable, #2 blue WWAN antenna cable, #1 orange WWAN antenna cable and #0 white/gray WWAN antenna
cable from the respective routing guides on the palm-rest and keyboard assembly.
9. For computers shipped with 4G antennas, remove the screw (M2x2) that secures the WLAN bracket to the system board.
10. For computers shipped with 4G antennas, remove the WLAN bracket from the system board.
11. Disconnect and unroute the WLAN-antenna cables from the respective connectors on the system board.
12. Remove the two screws (M2x2) that secure the display-cable bracket to the system board.
Removing and installing components
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