WWAN/GPS module
Description Spare part number
HP hs3110 HSPA+ Mobile Broadband Module 748599-005
HP hs3114 HSPA+ Mobile Broadband Module 748600-005
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 o 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 rst unplugging the power cord from the AC outlet and then
unplugging the AC adapter from the computer.
4. Remove the keyboard/top cover (see Keyboard/top cover on page 29). Make sure the battery cable is
disconnected from the system board.
Remove the WWAN module:
1. Disconnect the antenna cables (1) from the terminals on the WWAN module.
2. Remove the Phillips PM2.0×3.0 screw (2) that secures the WLAN module to the computer.
Component replacement procedures 39
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