Credit Postauth - PAX S300 User Manual

S300_USER MANUAL V2.1

Credit PostAuth

If a preauthorization was already obtained via an Auth, the merchant must perform a PostAuth
transaction to capture and complete the transaction and receive payment.
1. The merchant initiates the PostAuth transaction using the ECR. The merchant is prompted to
input the transaction number.
2. Card holder is shown the transaction details and is prompted to accept or reject the charge.
3. The card holder inserts, taps, or swipes card or device and is asked to Accept or Cancel.
4. The card holder accepts the transaction and the system prompts for a signature. (If the card
holder cancels, the terminal returns to the idle screen.)
5. The card holder signs in the signature area and has the option to Accept, Clear (clear signature
field), or Cancel the signature prompt. In this case, the card holder signs and presses Accept.
Non Android Support: support@pax.us
Android and PAXSTORE Support:
paxstore.support@pax.us
(877) 859-0099
www.pax.us
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