Card Processing

The response codes seen when processing payment cards often come with littleto no information as to why exactly they were returned, what part of the paymentprocessing chain issued the response, or how to deal with the response. Thisguidance is intended to help technicians and merchants gain some ...

This document provides step-by step instructions to troubleshoot common issues with the ID Tech® VP5300 ViVOpay™ EMV card reader. ID Tech® VP5300 ViVOpay™ EMV Card Reader and NFC Antenna Identification:   Common Issues and Troubleshooting Steps: Chip cards are not being accepted Verify if the i...