Device error messages
- Card read error or chip reader not working on a card terminalWhat to do when a card terminal shows a card read or chip error: reinsert, check the card, try tap, test another card to tell a bad card from a bad reader.
- PAX Android terminals (A920, A920 Pro, A80, A35): common on-screen messages and what to doA lookup of messages PAX documents for its Android terminals and PAXSTORE client, what each one means, and the first action to take or when to stop and call Allstar.
- Verifone tamper message (TAMPER, tamper detected): what it means and what to doA Verifone terminal showing TAMPER or a tamper error has locked itself to protect card data. It cannot be cleared on site. Stop using it and contact support.