HP ProBook 450 G8 Maintenance And Service Manual page 45

3. Remove the WWAN module (3) by pulling the module away from the slot at an angle.
NOTE: When viewed with the antenna terminals at the top of the module, the white WWAN antenna
cables connects to the terminal to the left of the black WWAN antenna cables.
4. If the WWAN antenna is not connected to the terminal on the WWAN module, a protective sleeve must be
installed on the antenna connector, as shown in the following illustration.
Reverse this procedure to install the WWAN module.
Component replacement procedures 37