Wwan Module - HP EliteBook Folio 9480m Maintenance And Service Manual

WWAN module

NOTE: The WWAN module and the WLAN module are not interchangeable.
Description
HP lt4112 LTE/HSPA+ Mobile Broadband Module
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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 hard drive cover (see
6. 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 two Phillips PM2.0×3.0 screws (2) that secure the WWAN module to the system board. (The
WWAN module tilts up.)
Battery on page
Service cover on page
The red WWAN antenna cable is connected to the WWAN module "Main" terminal. The blue
35).
Hard drive cover on page
44).
Spare part number
740011-001
748021-001
748599-001
38).
Component replacement procedures 47