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WWAN module
Description
HP un2400 Mobile Broadband WWAN module
CAUTION:
To prevent an unresponsive system, replace the wireless module only with a wireless module authorized
for use in the computer 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 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
5.
Remove the service cover (see
Remove the WWAN module:
1.
Disconnect the WWAN antenna cables from the terminals on the WWAN module.
NOTE:
position of the cables. Pull the antenna cables up and off the terminals.
The WWAN module and the WLAN module are not interchangeable.
Battery on page
Service cover on page
The number of WWAN cables varies, depending on the model. Note the labeling and
34).
36).
Component replacement procedures
Spare part number
531993-001
39
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