User's Manual
Table Of Contents
12
6、use G3 to withdraw transaction, it shows success at the end, meanwhile print receipt。
Refund
Function
：
Transaction refund is used to withdraw transaction made in previous days or
batches. Operator need to verify the transaction receipt from cardholder,
and make sure transaction is in valid period (like, within 3 months). Follow
instructions, operator need to input data regarding original transaction,
then send to POS center and applying for refund.
Operation steps
：
1、in main menu choose “3, refund”；
2、input administration password, and press enter；
3、swipe card by instruction, make sure card number is correct；
4、input system reference number and press enter；
5、input original transaction date（m-d）；
7、input refund amount and press enter；
8、Use G3 to refund, it shows success at the end, meanwhile to print receipt.
Pre-authorization
I pre-authorization
：
Function
：
It refers to the transaction made by cardholders to deposit by swiping cards
at appointed merchants’ place. Then the bank hosts that issuing the cards
will freeze authorized amount, and name the transaction a authorization
code.
Operation steps
：
1、Under main menu choose “4, pre-authorization” then “1, pre-authorization”；
2、swipe card by instruction and make sure card number is correct；
3、input pre-authorized amount and press enter；
3、input password in pin pad, no password, press enter directly；
4、Use G3to make pre-authorization transaction, it shows success at the end,
meanwhile print authorization receipt。
II Superadd pre-authorization
：
Function
：
after pre-authorization transaction succeed, super addition is available。
Operation steps
：
1. under main menu choose “4, pre-authorization” then “2, superadd pre-authorization”；
2. swipe card by instruction, and make sure card number is correct；
3. input pre-authorization code( the code corresponding to receipt) and press enter；
4. input amount, press enter；
5. input password in pin pad, no password, press enter；
6. Use G3 to make pre-authorization transaction, it shows success at the end, meanwhile print