WWAN module
Description | Spare part number |
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HP hs2340 HSPA+ Mobile Broadband Module | |
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HP un2430 | |
Republic of China) |
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CAUTION: The WWAN module and the WLAN module are not interchangeable.
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 computer functionality, and then contact technical support through Help and 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 Battery on page 41).
5.Remove service access cover (see Service access cover on page 42).
Remove the WWAN module:
1.Disconnect the WWAN antenna cables (1) from the terminals on the WWLAN module.
NOTE: The black WWAN antenna cable is connected to the WWAN module “Main” terminal. The white WWAN antenna cable is connected to the WWAN module “Aux” terminal.
2.Remove the two Phillips M2.0×3.0 screws (2) that secure the WWAN module to the computer.
56 Chapter 4 Removal and replacement procedures
