HP elitebook 820 G2 Maintenance And Service Manual page 77

c. Remove the WLAN antenna cables and transceivers (3).
The WLAN antenna cables and transceivers are included in the Antenna Kits, spare part numbers
781834-001 (for use only on computer models equipped with an HD display) and 781835-001 (for
use only on computer models equipped with an FHD display).
11. If it is necessary to replace the WWAN antenna cables and transceivers:
a. Detach the WWAN antenna transceivers (1) from the display enclosure. (The WWAN antenna
transceivers are attached to the display enclosure with double-sided adhesive.)
b. Release the WWAN antenna cables from the clips (2) built into the left and right sides of the
display enclosure.
c. Remove the WWAN antenna cables and transceivers (3).
The WWAN antenna cables and transceivers are included in the Antenna Kits, spare part numbers
781834-001 (for use only on computer models equipped with an HD display) and 781835-001 (for
use only on computer models equipped with an FHD display).
Reverse this procedure to reassemble install the display assembly.
Component replacement procedures 67