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WWAN module
NOTE:
The WWAN module and the WLAN module are not interchangeable.
Description
Huawei HP It4132, LTE/HSPA+ w/GPS M.2
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.
Place the computer in "Battery Safe mode"
3.
Disconnect all external devices connected to the computer.
4.
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.
5.
Remove the service door (see
Remove the WWAN module:
1.
Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
NOTE:
WWAN antenna cable is connected to the WWAN module "Aux" terminal.
2.
Remove the Phillips PM2.0×3.0 screw (2) that secures the WWAN module to the system board.
40
Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
Service doors on page
The red WWAN antenna cable is connected to the WWAN module "Main" terminal. The blue
(Battery Safe mode on page
32).
Spare part number
845710-001
31).
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