3.
Disconnect the power from the computer by first unplugging the power cord from the AC outlet,
and then unplugging the AC adapter from the computer.
4.
Remove the battery (see
Battery on page 41
).
5.
Remove the access door (see
Access door on page 43
).
Remove the WLAN module:
1.
Position the computer upside-down with the battery bay toward you.
2.
Disconnect the WLAN antenna cables
(1)
from the terminals on the WLAN module.
NOTE:
The WLAN antenna cable labeled “1” connects to the WLAN module “Main” terminal
labeled “1”. The WLAN antenna cable labeled “2” connects to the WLAN module “Aux” terminal
labeled “2”. If the computer is equipped with an 802.11a/b/g/n WLAN module, the yellow WLAN
antenna cable connects to the middle terminal on the WLAN module.
3.
Remove the two Phillips PM2.0×4.0 screws
(2)
that secure the WLAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
52
Chapter 4 Removal and replacement procedures
Содержание ProBook 4230s
Страница 1: ...HP ProBook 4230s Notebook PC Maintenance and Service Guide ...
Страница 4: ...iv Safety warning notice ...
Страница 8: ...viii ...
Страница 14: ...Category Description WLAN module WWAN module SIM Keyboard 6 Chapter 1 Product description ...
Страница 114: ......