Wwan Module - HP zbook 15 G3 Maintenance And Service Manual

WWAN module

Description
HP lt4120 LTE/EVDO/HSPA+ Gobi 4G Mobile Broadband Module
HP hs3110 HSPA+ Mobile Broadband Module
CAUTION:
authorized for use in the computer by the governmental agency that regulates wireless devices in your
country or region. If you replace the module and then receive a warning message, remove the module to
restore device functionality, and then contact technical support.
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 bottom cover (see
5. Disconnect the battery (see
Remove the WWAN module:
1. Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
NOTE:
antenna cable labeled "6" connects to the "Aux/GPS" terminal labeled "6".
2. Remove the Phillips PM2.0×3.25 screw (2) that secures the WWAN module to the system board. (The
WWAN module tilts up.)
3. Remove the WWAN module (3) by pulling the module away from the slot at an angle.
NOTE:
42 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts
To prevent an unresponsive system, replace the wireless module only with a wireless module
Bottom cover on page
Battery on page
The WWAN antenna cable labeled "5" connects to the "Main" terminal labeled "5". The WWAN
WWAN modules are notched to prevent incorrect installation.
29).
31).
Spare part number
800870-001
822828-001