Figure 2. 5G WWAN configuration
4. Place the 5G WWAN shielding cover on the 5G WWAN card.
NOTE: Insert the edges of the 5G WWAN shielding cover into the clips on the system board to secure it in place.
5. Align the screw hole on the 5G WWAN shielding cover with the screw hole on the system board.
6. Replace the three screws (M2x2.5) to secure the 5G WWAN shielding cover and the 5G WWAN card to the system board.
NOTE:
For instructions on how to find your computer's International Mobile Station Equipment Identity (IMEI) number,
search in the Knowledge Base Resource at www.dell.com/support.
Next steps
1. Install the base cover.
2. Follow the procedure in After working inside your computer.
Battery
Lithium-ion battery precautions
CAUTION:
● Exercise caution when handling Lithium-ion batteries.
● Discharge the battery completely before removing it. Disconnect the AC power adapter from the system and
operate the computer solely on battery power—the battery is fully discharged when the computer no longer
turns on when the power button is pressed.
● Do not crush, drop, mutilate, or penetrate the battery with foreign objects.
● Do not expose the battery to high temperatures, or disassemble battery packs and cells.
● Do not apply pressure to the surface of the battery.
● Do not bend the battery.
● Do not use tools of any kind to pry on or against the battery.
● Ensure any screws during the servicing of this product are not lost or misplaced, to prevent accidental
puncture or damage to the battery and other system components.
38 Removing and installing components
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