Installing Base Cover; Battery; Lithium-Ion Battery Precautions - Dell Latitude 7290 Owner's Manual

Installing base cover

1. Align the base cover tabs to the slots on the edges of the system.
2. Press the edges of the cover until it clicks into place.
3. To secure the base cover to the system, tighten the eight (M2.5 x 6.0) captive screws .
NOTE: Exercise caution when tightening the screws. Angle the screw driver to match the head of the screw to avoid a
possible stripped screw head.
4. Follow the procedure in

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.
After working inside your computer.
Removing and installing components 13