Casio SR-C4500 Quick Reference Manual page 8

SETTING BLUETOOTH PAIRING (continued)
You can perform detail settings or data exchange using Bluetooth connection.
Please refer to the website http://web.casio.com/ecr/app/
8
STEP FIVE:
Press CA/AMT TEND key then
activate Bluetooth on your smart-
phone. On the smartphone, find
and select the device code of the
cash register shown on the display.
In this example, 12345678901234.
Note that the device code differs
depending on each cash register.
Make sure to select the same code
shown on the cash register display.
STEP SIX:
After you select the device code on
the smartphone, the cash register
then shows a pass key on the
display. Enter the pass key (in this
example, 123456) on the smart-
phone. Pass key differs depending
on each cash register.
STEP SEVEN:
Now your cash register and
your smartphone are paired by
Bluetooth connection.