Casio IT-9000 - Manual (Page 61)

E-59
Connecting the USB Cradle Power Supply
Use the optional AC adaptor (AD-S42120C-N5/AD-S42120B-N) for the power supply
of the USB Cradle. Always make sure to connect the AC adaptor to the USB Cradle
before performing communication with the Handheld Printer Terminal. Power to the
Handheld Printer Terminal is supplied from the USB Cradle.
1. Plug the AC adaptor into the AC adaptor jack on the back of the USB Cradle.
2. After connecting the power cable to the AC adaptor, plug the other end of it into an
electrical outlet.
3. Use the selector switch on the back of the USB Cradle to select the port to be used.
Set the switch to the “B” position when using the unit as a USB client, or set it to the
“A” position when using the unit as a USB host.