HP ProBook 4230s Maintenance And Service Manual page 86

14. If you need to remove the WLAN or WWAN antennas, lift the WLAN antenna cables (1) or
WWAN antenna cables (2) from the clips and routing paths built into the display enclosure.
The WLAN antennas are available using spare part number 646010-001, and the WWAN
antennas are available using spare part number 646011-001.
CAUTION:
routed and arranged properly.
Failure to properly route the antennas can result in degradation of the computer's wireless
performance.
Reverse this procedure to reassemble and install the display assembly.
78 Chapter 4 Removal and replacement procedures
When installing the display assembly, be sure that the wireless antenna cables are