WWAN module
The WLAN module and WWAN module are not interchangeable.
The WWAN module is available on select models only.
Description
Spare part number
HP hs3210 WW HSPA+
860726-001
HP It4132 LTE/HSPA+ with GPS M.2 WWAN module
845710-001
HP It4120 LTE/EVDO/HSPA+ with GPS M.2
800870-001
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 unscrewing the power cord from the AC outlet, and
then unscrewing the AC adapter from the computer.
4.
Remove the bottom cover (see
5.
Remove the battery (see
).
Remove the WWAN module:
1.
Position the computer upside-down.
2.
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.
3.
Remove the one Phillips PM2.5×3.0 screws (2) that secure the WWAN module to the computer. (The
edge of the module opposite the slot rises away from the computer.)
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Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
