MDE-4771H Encore® S Enhanced FlexPay™ EMV® CRIND® Start-up/Service Manual · November 2019
Page B-7
EMV Card Reader Messages
Appendix B – Troubleshooting EMV Card Reader
Replace the card reader (see
) if the Bad Card Reader CERT screen opens.
Note: This screen opens when the keys in the card reader are erased or incorrect (lab unit is
used for production, or vice versa).
Figure B-9: Bad Card Reader CERT Screen
Figure B-10: Troubleshooting Flowchart for Bad Card Reader CERT
Replace Card
Reader
Bad Card Reader CERT