NEC MobilePro 880 - Manual (Page 104)

4-30 Using the NEC MobilePro
2. Remove the battery pack as follows:
T Locate the battery release latch on the bottom of the
system.
T Slide the release latch in the direction of its arrow and
hold it.
T Remove the battery from the bay.
Removing the battery pack
A – Battery connectors B – Battery release latch C – Battery pack