Casio IT-500 - Manual (Page 53)

E-51
Charging a Battery Pack
1. Plug the other end of the AC adaptor into the AC adaptor jack of the Dual Battery
Charger.
2. Plug the optional AC adaptor into a wall outlet.
3.Taking care that the battery pack is oriented correctly, insert it into the Dual Battery
Charger.
This causes the Charge Indicator Lamp to light in red, indicating that charging has
started.
Charge Indicator Lamp
Off: Not charging
Red: Charging
Red Flashing: Battery pack problem
Green:
Charging complete