Wwan Module - HP ZBook 17 G4 Mobile Workstation Maintenance And Service Manual

WWAN module

NOTE: The WWAN module and the WLAN module are not interchangeable.
Description
T77W595 LTE M.2 with GPS
HSPA+M.2
ME906S LTE with GPS M.2
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 following components:
a. Service door (see
b. Battery (see
c. Base enclosure (see
d. Hard drive(s) and internal frame (see
e. Solid-state drive(s) (see
f. WLAN module (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 screw (2) that secures the WWAN module to the base enclosure.
42 Chapter 5 Removal and replacement procedures for Customer Self-Repair parts
Service door on page
Battery on page
Base enclosure on page
Solid-state drives (M.2) on page
WLAN module on page
The red WWAN antenna cable is connected to the WWAN module "Main" terminal. The blue
30).
31).
33).
Hard drive(s) and internal frame on page
40).
Spare part number
800870-001
918670-852
918671-852
33).
38).