HP ProBook 6455b, 6555b, 6450b and 6550b Notebook PCs Maintenance and Service Guide

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589231-001–For use only on computer models equipped with a 14.0-in HD display
assembly
17. If it is necessary to replace the WWAN antenna transceivers and cables:
a. Release the tabs (1) built into the display enclosure shielding that secure the WWAN
antenna cables.
b. Detach the WWAN antenna transceivers (2) from the display enclosure. (The transceivers
are attached to the enclosure with double-sided tape.)
c. Remove the WWAN antenna transceivers (3) and cables. The WWAN antenna transceivers
and cables are included in the Display Cable Kit, using the following spare part numbers:
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615957-001–For use only on computer models equipped with one microphone and a
webcam
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615958-001–For use only on computer models equipped with two microphones but not
a webcam
Component replacement procedures 117