HP Pavilion dm1-4400 HP Pavilion dm1 Entertainment PC Maintenance and Service - Page 51
WWAN module (select models only
View all HP Pavilion dm1-4400 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 51 highlights
WWAN module (select models only) NOTE: This section applies only to computer models equipped with an AMD processor. Description HP hs2340 HSPA+ Mobile Broadband Module HP hs2434 Mobile Broadband Module HP un2430 EV-DO/HSPA Mini Card Spare part number 632155-001 698182-001 702080-001 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 Battery on page 37). 5. Remove the service door (see WLAN module on page 40). Remove the WWAN module: 1. Disconnect the WWAN antenna cables (1) from the terminals on the WWAN module. NOTE: The red WLAN antenna cable is connected to the WWAN module #1 terminal. The blue WWAN antenna cable is connected to the WWAN module #2 terminal. 2. Remove the Phillips PM2.0×3.7 screw (2) that secures the WWAN module to the system board. (The WWAN module tilts up.) 3. Remove the WWAN module by pulling the module away from the slot at an angle (3). NOTE: WWAN modules are designed with a notch (4) to prevent incorrect insertion into the WWAN module slot. NOTE: If the WWAN antennas are not connected to the terminals on the WWAN module, the protective sleeves must be installed on the antenna connectors, as shown in the following illustration. Reverse this procedure to install the WLAN module. Component replacement procedures 43