5.If your device has WWAN capability, remove the SIM (see SIM on page 45).

6.Remove the following components:

a.Keyboard (see Keyboard on page 48)

b.Hard drive or solid-state drive (see Mass storage devices on page 54)

c.Top cover (see Top cover on page 57)

Remove the display assembly:

1.Release the tape securing the WWAN antennas (1).

2.Disconnect the following cables from the system board:

(2)Display panel cable

(3)Microphone cable

(4)Speaker cable

(5)WLAN cables

(6)WWAN cables (select models only)

CAUTION: Support the display assembly when removing the following screws. Failure to support the display assembly can result in damage to the display assembly and other device components.

3.Remove the 4 Phillips PM2.5×5.0 screws (1) that secure the display assembly to the device.

NOTE: One screw on the left hinge (2) also secures the display panel cable ground strap.

Component replacement procedures 77