Battery; Rechargeable Li-Ion Battery Precautions - Dell XPS 16 9640 Owner's Manual

Figure 17. Installing the base cover
NOTE: If the battery is not a pre-requisite and if you have disconnected the battery cable, ensure to connect the battery
cable. To connect the battery cable, follow step 1 and step 2 in the procedure.
Steps
1. Connect the battery cable to the connector (BATT) on the system board.
2. Align and place the base cover into the slots on the palm-rest assembly.
3. Replace the eight screws (M2x4, T5) that secure the base cover to the palm rest and keyboard assembly.
Next steps
1. Follow the procedure in
NOTE: Ensure that your computer is in Service Mode. For more information, see

Battery

Rechargeable Li-ion battery precautions

CAUTION:
● Exercise caution when handling rechargeable Li-ion batteries.
● Discharge the battery completely before removing it. Disconnect the AC power adapter from the computer
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.
After working inside your computer.
Removing and installing Field Replaceable Units (FRUs)
Before working inside your computer.
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