PAX Customer Support
support@pax.us
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PAX A920 FAQ AND TROUBLE SHOOTING GUIDE
User canceled the transaction.
Terminal send request to the host
failed.
Receive response from the host failed.
Transaction not found. The
transaction requested does not exist.
Original Transaction Does Not Exist
Original transaction not found. The
message may display during a void or
adjust.
Transaction Has Been Voided
The transaction has been voided.
Once the transaction has been voided
it cannot be changed.
Transaction Cannot be Voided
The transaction to void does not
match the EDC type and trans type or
the transaction is a FPS transaction
using card swipe.
Host rejected the terminal request.
Check whether your request is valid
and what the response from host says.
Terminal Not Signed In, First Do POS
Sign in
Transaction Number Exceeded, Please
Settle Now
Transaction Number Exceeded, Please
Settle Later
No Free Space, Please Settle Now
The original transaction does not
support adjust or the original
transaction is not an AUTH.
POSTAUTH not allowed.
Cannot Match the Original Card
Number
The original transaction PAN is not the
same as the PAN submitted.
Void or Return not allowed.
Wrong Supervisor Password
The password entered is wrong.
The parameter loaded from PAXStore
cannot be used. Confirm settings.
Last Batch Attempt Failed, Please
Settle to Continue
Last Batch close attempt failed.
The amount inputted is too high and is
out of limit.
Host Approval, Card Denied. Please
Contact Issuer
Host approved but the card EMV
denied the card. Contact card issuer.
Transaction does not support tip
adjust.
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