My device reports all scanned banknotes as counterfeit, what could cause this?

Cause / Solution

The wrong currency has been selected / Select the correct currency

The banknotes are not inserted correctly / Insert the banknotes according to the currency-specific insert direction(s) and (if not Euro or GBP)  always aligned to the right hand side of the entrance platform.

The sensors are dirty / Clean the sensors

v1801
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