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75
Decline, blocked PIN. Ask cardholder to pay with a different card or in
cash and recommend the customer to contact the bank. It is strongly advised
to call the First Data Customer Service center and request Code 10
authorization
91
Card issuer unavailable.
92
Cannot route transaction
96
System error
There is a technical problem with the authorization systems. Ask the
cardholder to pay with a different card. If transactions cannot be processed
with any card, call the First Data Customer Service center and act according
to given instructions. You may attempt to reprocess the transaction later.
Z3
Communication error,
LC
Communication error,
Reboot the terminal and try to reprocess the transaction. If the error recurs,
check the internet connection to your smartphone/tablet. If the internet
connections is OK, contact the First Data Customer Service Center and report
the problem.
If the terminal shows other response codes that are not listed above and you
are not sure about the transaction outcome, please contact the First Data
Customer Service Center.
23
CE
Communication error,
TO
Communication error,
ND
Communication error
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