Clover Elavon Paynt PAX A920 Initial Transaction Required/Invalid MAC

Ensure that the terminal is displaying either a Wi-Fi or SIM connection in the top-right hand corner of the screen.

If no connection please follow the relevant connection troubleshooting before proceeding:

Wi-Fi Troubleshooting

GPRS Troubleshooting

Once connected select admin menu and then cycle keys.

Enter your supervisor login followed by the green button.

Select Visa/Mastercard.

The terminal should display an authorised message.

At this point try a 1p transaction to ensure no further issues.

If the same issue persists please click on "Chat" on the bottom-right hand corner of the screen or e-mail techsupport@card-saver.co.uk for assistance