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Removal and replacement procedures
Maintenance and Service Guide 4–27
Display assembly
✎
The display assembly spare part kit includes an ambient light sensor, fingerprint reader, logo, 2 microphones,
nameplate, 2 WLAN antenna transceivers and cables, and 2 WWAN antenna transceivers and cables.
Before removing the display assembly, 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 4-8).
5. Remove the following components:
a. SIM (see “SIM” on page 4-9)
b. Hard drive cover (see “Hard drive” on page 4-10)
c. Keyboard (see “Keyboard” on page 4-17)
d. Hinge cover (see “Hinge cover” on page 4-20)
e. Top cover (see “Top cover” on page 4-21)
Description Spare part number
12.1-inch, WXGA LED display assembly with webcam and outdoor light 504172-001
12.1-inch, WXGA LED display assembly with webcam 504170-001
12.1-inch, WXGA LED display assembly with outdoor light 504171-001
12.1-inch, WXGA LED display assembly 504169-001