WWAN antenna
Description Spare part number
WWAN Antenna Kit (includes left and right WWAN antenna cables and transceivers) L38671-001
Before removing the WWAN antenna, 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).
5. Remove the webcam (see Webcam on page 36).
Remove the WWAN antenna:
1. Release the left WWAN antenna cable from the retention clips (1) built into the display back cover.
2. Release the right WWAN antenna cable from the retention clips (2) built into the display back cover.
3. Remove the four Phillips M2.5×2.3 broad head screws (1) that secure display back cover to
the leather cover.
38 Chapter 5 Removal and replacement procedures
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