Global Payments VX 820 Duet, Краткое руководство пользователя

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NOTE:
When conducting a magnetic stripe transaction, it is best
practice for the merchant to swipe the card in order to
validate the last 4 digits of the card in addition to verifying
the signature on the back of the card to the receipt.
To Conduct a Contactless Transaction
1. Select a transaction type and follow the prompts accordingly
2. Position the contactless card in order to wave or tap the card in
close proximity to the contactless reader
3. To ensure a proper read of the contactless card, the user should
wave or tap the card so that the maximum surface area is parallel
to the antenna, as shown below
NOTE:
When conducting a contactless transaction, it is best
practice for cardholders to tap their card on the PIN Pad
or terminal.