Wwan Module - HP ZBook 17 Service Manual

WWAN module

Description
HP lt4111 LTE/EV-DO/HSPA+ Mobile Broadband Module
HP lt4112 LTE/HSPA+ Gobi 4G Module
HP hs3110 HSPA+ Mobile Broadband Module
CAUTION:
To prevent an unresponsive system, replace the wireless module only with a wireless module 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. 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
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:
The blue 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.
(The WWAN module tilts up.)
54 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
The WWAN module and the WLAN module are not interchangeable.
Battery on page
Service door on page
The red WWAN antenna cable is connected to the WWAN module "Main" terminal.
46).
48).
Spare part number
704030-001
704031-001
723895-001