Fiserv First Data A920, Quick Reference Manual, Page: 5 / 6

5
Pre-Auth Cancel
1. Press in main menu. 4. Insert/swipe/wave/input card number.
2. Choose PRE-AUTH

PRE-AUTH
CANCEL .
5. Once the transaction is completed,
ask the customer to sign on the
screen, then press
ENTER .
3. Enter approval code.
6. Press PRINT or CANCEL to
complete the transaction.
Pre-Auth Comp
1. Press in main menu.
5. Enter base amount.
2. Choose PRE-AUTH

PRE-AUTH
COMP .
6. Insert/swipe/wave/input card number.
3. Enter approval code and invoice
number.
7. Once the transaction is completed,
ask the customer to sign on the
screen, then press
ENTER .
4. Choose completion scheme.
8. Press PRINT or CANCEL to
complete the transaction.
Comp Cancel
1. Press in main menu.
4. Once the record is displayed, press
OK .
2. Choose PRE-AUTH

COMP
CANCEL.
5. Once the transaction is completed,
ask the customer to sign on the
screen, then press
ENTER .
3. Enter invoice number and press OK .
6. Press PRINT or CANCEL to
complete the transaction.