Casio IT-3000 - Win CE .NET 4.1 400 MHz User Manual page 64

Using the Cradle-type Battery Charger (HA-B30CHG)
1 Power Indicator
Lamp
2 Terminal Detect
Switches
3 Power Contacts
4 Power Switch
5 AC Adaptor Jack
E-62
This lamp indicates the power status and the mounting status of
the Handheld Printer Terminal.
Off: Power off
Red: Power on, Handheld Printer Terminal not mounted
Green: Power on, Handheld Printer Terminal mounted correctly
These switches detect when the Handled Printer Terminal is
seated correctly on the Cradle.
Power is supplied to the Handheld Printer Terminal via these
contacts.
Turns the power on and off.
Connect the AC adaptor here.