Antennas (WLAN, SIM)
Description Spare part number
Antenna for use with a SIM module 779124-001
Antenna for use with a WLAN module 779123-001
Before removing the antennas, 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. Disconnect the tablet from the keyboard dock (see
Releasing the tablet from the keyboard dock
on page 25).
5. Remove the tablet cover (see
Tablet cover on page 43).
6. Disconnect the battery cable (see
Battery cable on page 45).
Remove the antennas:
1. If you need to remove the WLAN antenna, use a flat tool to pry the tape that secures the antenna
assembly to the tablet (1).
CAUTION: To avoid damaging the antenna cables, do not pull on the cable to loosen them from the
tablet.
2. Lift the antenna assembly up (2), and then remove it from the tablet (3).
Tablet components 69
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