WWAN module
CAUTION:
The WWAN module and the WLAN module are not interchangeable.
Description
Spare part number
HP hs2340 HSPA+ Mobile Broadband Module
632155-001
HP un2430 EV-DO/HSPA Mobile Broadband Module
634400-001
Before removing the WWAN module, follow these steps:
1.
Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2.
Disconnect all external devices connected to the computer.
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 60
).
5.
Remove the SIM (see
SIM on page 65
).
6.
Remove the bottom door (see
Bottom door on page 66
).
Remove the WWAN module:
1.
Disconnect the WWAN antenna cables
(1)
from the terminals on the WWAN module.
NOTE:
The red WWAN antenna cable is connected to the WWAN module “Main” terminal.
The blue WWAN antenna cable is connected to the WWAN module “Aux” terminal.
2.
Remove the two Phillips PM2.0×3.0 screws
(2)
that secure the WWAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
76
Chapter 4 Removal and replacement procedures
