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WWAN module
NOTE:
The WWAN module and the WLAN module are not interchangeable.
Description
HP lt4111 LTE/EV-DO/HSPA+ Mobile Broadband Module
HP lt4112 LTE/HSPA+ Gobi 4G Module
HP hs3110 HSPA+ Mobile Broadband Module
Before removing the WWAN module, follow these steps:
1.
Turn off 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 the power from the computer by unplugging the power cord from the computer.
3.
Disconnect all external devices from the computer.
4.
Remove the battery (see
5.
Remove the service cover (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 base enclosure.
Battery on page
Service cover on page
The red WWAN antenna cable is connected to the WWAN module "Main" terminal. The blue
53).
51).
Component replacement procedures
Spare part number
704030-001
704031-001
723895-001
61
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