WWAN module
CAUTION: The WWAN module and the WLAN module are not interchangeable.
Description Spare part number
HP un2400 Mobile Broadband Module 483377-001
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 44).
5. Remove the SIM (see
SIM on page 45).
Remove the WWAN module:
1. Loosen the two Phillips PM2.0×5.0 captive screws (1) that secure the memory module
compartment cover to the computer.
2. Lift the right side of the cover (2), swing it up and to the left, and remove the cover. The memory
module compartment cover is included in the Plastics Kit, spare part number 495076-001.
3. 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.
4. Remove the two Phillips PM2.5×3.0 screws (2) that secure the WWAN module to the computer.
(The edge of the module opposite the slot rises away from the computer.)
58 Chapter 4 Removal and replacement procedures
To Next Page
Loading...
Need help?
General
