If you are experiencing any issue regarding the printing capabilities, power supply or connectivity of your POS, please follow the detailed instructions in the video below, available in Greek, depending on your POS model.
Verifone Vx520 Ethernet: Video
Ingenico iCT220 Ethernet: Video
Verifone WiFi/GPRS Vx675: Video
Ingenico WiFi/GPRS iWL220: Video