HP 4730S, 4530S manual Wwan module

WWAN module

CAUTION: The WWAN module and the WLAN module are not interchangeable.

Description	Spare part number
HP lc2010 HSPA Mobile Broadband Module	632155-001
HP un2430 EV-DO/HSPA Mobile Broadband Module	634400-001

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 47).

5.Remove the SIM (see SIM on page 48).

6.Remove the bottom door (see Bottom door on page 49).

Remove the WWAN module:

1.Position the computer upside-down with the battery bay toward you.

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

NOTE: The red WWAN antenna cable is connected to the WWAN module “Main” terminal. The blue WWAN antenna cable is connected to the WWAN module “Aux” terminal.

3.Remove the two Phillips PM2.0×3.0 screws (2) that secure the WWAN module to the computer. (The edge of the module opposite the slot rises away from the computer.)

56 Chapter 4 Removal and replacement procedures