WWAN module

Description

Spare part number

 

 

HP hs3110 HSPA+ Mobile Broadband

748599-005

 

 

HP lt4112 LTE/HSPA+ 4G Mobile Broadband

740011-005

 

 

HP lt4225 LTE/EV-DO Gobi 4G Module

736676-005

 

 

HP lt4226 LTE/HSPA+ Gobi 4G Module

736675-005

 

 

CAUTION: To prevent an unresponsive system, replace the wireless module only with a wireless module authorized for use in the slate 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 slate. If you are unsure whether the slate is off or in Hibernation, turn the slate on, and then shut it down through the operating system.

2.Disconnect all external devices connected to the slate.

3.Disconnect the power from the slate by first unplugging the power cord from the AC outlet and then unplugging the AC adapter from the slate.

4.Remove the display panel assembly (see Display panel assembly on page 32).

5.Disconnect the battery cable from the system board (see Battery on page 36).

Remove the WWAN module:

1.Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module.

NOTE: The WWAN antenna cable labeled “5/Main” connects to the WWAN module “5/Main” terminal. The WWAN antenna cable labeled “6/Aux” connects to the WWAN module “6/Aux” terminal.

2.Remove the Phillips PM1.9×3.4 screw (2) that secures the WWAN module to the bottom cover. (The WWAN module tilts up.)

WWAN module 39