Fujitsu LIFEBOOK P727 Operating Manual page 50

Working with the notebook
►
Slide the Battery Lock slider switch in direction of the arrow (2).
4
As soon as the battery is unlocked, the battery replacement status indicator (3) lights up and
shows whether the device is ready for battery replacement (see
The status indicator only lights up if the device is switched on during battery replacement.
If the device is not ready for battery replacement and the battery is replaced
nonetheless, the device will switch itself off. Any data not saved may be lost.
► Remove the battery from the battery compartment (4).
48
4
"Status indicators", Page 22).
Fujitsu