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Advanced programmings and registrations
Error code
Message
E204
Check the write protect
switch
E205
File already exist.
E220
(Bluetooth error) No device is
connected via Bluetooth.
E221
(Bluetooth error) Bluetooth com-
munication error.
Meaning
Write protect switch of the SD card
is on.
Cannot write, because designated
file has already been in the SD.
No device is connected via Blue-
tooth.
Bluetooth communication error.
E-144
Action
Turn the write protect switch off.
Check the operation and retry.
Activate Bluetooth on your mobile
and connect with the cash register.
Your mobile may be out of range.
Please place your mobile closer to
the cash register.
If possible, move away microwaves,
wireless routers or other Bluetooth
devices from the cash register.
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