16.Remove the display hinges (2). The display hinges are available using spare part number
433288-001.
17.If it is necessary to replace the wireless antenna transceivers and cables, remove the Phillips
PM2.0×3.0 screw (1) that secures each transceiver to the display enclosure.
18.Release the retention tabs (2) built into the display enclosure that secure the wireless antenna cables
and remove the cables from the tabs.
19.Detach the wireless antenna transceivers (3) from the display enclosure. The wireless antenna
transceivers and cables are available using spare part numbers 449728-001 (for use only with
computer models equipped with an 802.11a/b/g/n WLAN module) and 449726-001 (for use only
with computer models equipped with an 802.11a/b/g or 802.11b/g WLAN module).
20.Remove the wireless antenna transceivers and cables.
21.If it is necessary to replace the microphones and cables, release the retention tabs (1) built into the
display enclosure that secure the microphone cables to the display enclosure.
22.Remove the microphone receivers (2) from the clips in the display enclosure.
62 Chapter 4 Removal and replacement procedures