HP Pavilion dv7 Maintenance And Service Manual page 65

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 WLAN 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 WLAN module:
1. Disconnect the WLAN antenna cables from the terminals on the WLAN module.
NOTE: The #1 WLAN antenna cable is connected to the WLAN module Main terminal. The #2
WLAN antenna cable is connected to the WLAN module Aux terminal.
Battery on page 47).
Optical drive on page 48).
Component replacement procedures
57