What does the message mean?
Smartcard error: SmartCard communication error indicates a communication problem with the smartcard component. In the cases documented on the website, the problem was associated with the device’s electronic journal or fiscal memory and with possible hardware faults.
The device may freeze, and the error may subsequently appear. 33022 — Device not connected. Another message reported on the display is "Modul cripto defect".
What do you send to the service department?
Make a note of the message on the display, the model and the serial number of the device, and contact the distributor or an authorised service centre. If the device cannot perform normal operations, request that it be checked before continuing with sales. The message alone does not identify the part that needs to be replaced.