Dell Latitude D531 (Mid 2007) - Manual (Page 15)

Quick Reference Guide 15
To remove the battery:
1 If the computer is connected to a docking device (docked), undock it. See the documentation that
came with your docking device for instructions.
2 Ensure that the computer is turned off, in hibernate mode, or connected to AC adapter.
NOTICE: Removing the battery in while the computer is in standby mode (without AC power) causes the computer
to shut down and may result in loss of data.
3 Slide and hold the battery-bay latch release on the bottom of the computer.
4 Lift the battery out of the battery bay.
To replace the battery, place the battery in the bay and press down until the battery-bay latch release clicks.
Storing a Battery
Remove the battery when you store your computer for an extended period of time. A battery discharges
during prolonged storage. After a long storage period, recharge the battery fully before you use it
(see "Charging the Battery" on page 14).
1 battery 2 battery-bay latch release
1 2