Display assembly
Before removing the display assembly, 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 bottom cover (see Bottom cover on page 26).
5. Remove the battery (see Battery on page 29).
6. Remove the following components:
a. WLAN module (see WLAN/Bluetooth combo card on page 33)
b. WWAN module (see WWAN module on page 35)
Remove the display assembly:
1. Position the computer upside down.
2. Disconnect the display cable from the system board.
3. Remove the WLAN antennas and WWAN antennas (if equipped) from the routing path along the base of
the computer.
4. Remove the 5 Phillips PM2.5×5.0 screws (1) from the display hinges.
5. Lift the display assembly straight up and remove it (2).
CAUTION: When installing the display assembly, be sure that the wireless antenna cables are routed
and arranged properly.
Failure to properly route the antennas can result in degradation of the computer's wireless performance.
52 Chapter 6 Removal and replacement procedures for Authorized Service Provider parts