Reverse this procedure to install the lower frame.
Hinges
Description Spare part number
Hinges (2, includes left and right hinges) L38690-001
Before removing the hinges, 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 display panel (see Display panel on page 25), and then remove the following components:
a. Webcam (see Webcam on page 36)
b. Leather cover (see Leather cover on page 41)
c. Speaker assembly (see Speaker assembly on page 46)
d. Keyboard (see Keyboard on page 49)
Remove the hinges:
1. Remove the four screw covers (1) that conceal the hinge cover screws.
NOTE: The screw covers are included in the Mylar/Rubber/Tape Kit, spare part number L38695-001.
2. Remove the four Phillips M2.0×4.4 screws (2) that secure the hinge cover to the lower frame.
NOTE: The hinge cover is available using spare part numbers L38689-001 (for use only on computer
models equipped with WLAN) and L38688-001 (for use only on computer models equipped with WWAN).
52 Chapter 5 Removal and replacement procedures
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