NEC L320 - Manual (Page 39)

Getting Started 2-11
5. Insert the new battery as follows:
T Locate the connector on the edge of the battery.
T Locate the connector inside the battery bay.
T Place the battery in the battery bay at an angle so the connectors line up.
T Lower the battery into the bay, making sure that the battery release latch
secures the battery in place.
Inserting the battery
6. Turn the system over.
Charging the Battery
Charge the primary battery and optional secondary (Modular Bay) battery by simply
connecting your NEC Versa L320 system to an AC power source. To monitor the
charging activity, observe the battery charging LED on the front of the system. The
battery charging LED lights as follows:
T Lights amber when the primary battery is charging.
T Blinks amber if the primary battery encounters an error while charging.
T Lights green when the secondary battery is charging.
T Blinks green if the secondary battery encounters an error while charging.