WWAN module
Description
Spare part number
HP lt4110 LTE/HSPA+ Intel Mobile Broadband Module
812954-001
HP hs3110 HSPA+ Intel Mobile Broadband Module
793516-001
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
Battery on page 33
).
5.
Remove the small service door (see
Service door on page 34
).
Remove the WWAN module:
1.
Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.
2.
Remove the Phillips PM2.0×4.0 screw (2) that secures the WWAN module to the computer. (The edge of
the module opposite the slot rises away from the computer.)
Component replacement procedures
41
