First Data VX820 Duet Quick Reference Manual Download Page 2

PURCHASE

REFUND

REPRINT

PRE-AUTHORIZATION

CHIP cards are inserted by the cardholder and must
remain inserted for the duration of the transaction:
only swipe chip cards if prompted to do so.  Magnetic-
stripe and Manual Entry of credit cards is supported: a 
manual imprint should be obtained where possible to 

avoid chargebacks.  The below describes the flow of a 

normal CHIP transaction. Prompts for Tip, Invoice #, etc. 
may also appear.

A refund should be processed when:
•  The customer returns purchased goods.
•  You want to reverse an incorrect purchase, but the  
       terminal has been settled since the incorrect  
       purchase was originally authorized.

Debit Refunds require Cardholder PIN entry.

You may reprint any receipt for transactions that exist in 
the current open batch.

A Pre-authorization of credit card confirms that funds

are available to the cardholder and places a hold
on these funds. The customer is only charged upon
Completion of the pre-authorization.

Touch REFUND. 

Enter the amount using the 
keypad and press the green OK 
key. 

Verify the amount displayed on
the screen. Tap, Insert, Swipe or
manually key the account number
and press the green OK key.

Press YES to confirm amount,

press NO to decline the amount
and stop the transaction.

The status will be displayed, the
cardholder will be prompted to
remove their card. The cardholder
should then provide the terminal
back to you.

Tear off the merchant receipt and
press the green OK key to print
the customer copy.

Touch PURCHASE.

Enter the amount of the
purchase using the keypad. Press 
the green OK key.

Verify the amount on the
screen and pass the terminal to 
the cardholder. The cardholder 
will then insert their card.

The cardholder should touch 
YES to process the transaction or 
touch NO to decline the amount 
and stop the transaction.

In the case of Debit, the 
cardholder will select the account 
type.

The cardholder will enter their PIN 
number and press the green OK 
key.

The status will be displayed,the
cardholder will be prompted to 
remove their card. The cardholder 
should then provide the terminal 
back to you.

Tear off the merchant receipt and
press the green OK key to print 
the customer copy.

Touch 

Touch PREAUTH/COMPLTE.

Touch PREAUTH.

Enter the PREAUTH amount using the 
keypad and press the green OK key.

Verify the PREAUTH amount. Tap, 
Insert, Swipe or manually key the 
account number and press the
green OK key.

Press YES to process the PREAUTH or 
NO to decline the amount and stop 
the PREAUTH. 

For a CHIP transaction, the cardholder 
will enter their PIN number and press 
the green OK key.  

The status will be displayed and the
cardholder will be prompted to 
remove their card. The cardholder 
should then provide the terminal back 
to you.

Tear off the merchant receipt and 
press the green OK key to print the 
customer copy.

REFUND 
TOTAL: $23.78
TAP/INSERT/SWIPE
TAP/ INSERER/GLISSER

REFUND 
AMOUNT: $23.78

TIME

PURCHASE

REFUND 

SETTLEMENT

CORRECTION

REFUND
APPROVED
REMOVE CARD

REFUND
TEAR RECEIPT
PRESS OK

REFUND

YES

NO

TOTAL: $23.78

TIME

PURCHASE

REFUND 

SETTLEMENT

CORRECTION

FORCE

PREAUTH/COMPLTE

SERVER SETUP

OTHER SETUP

PREAUTH/COMPLTE

PREAUTH

COMPLETE

DELETE PREAUTH

PREAUTH REPORT

PREAUTH
TOTAL: $25.00

TAP/INSERT/SWIPE
TAP/INSERER/GLISSER

PREAUTH
TOTAL: $25.00
 ENTER PIN

PREAUTH

YES

NO

TOTAL: $25.00

PREAUTH
AMOUNT: $25.00

PREAUTH 
APPROVED 
REMOVE CARD

TEAR RECEIPT
PRESS OK

PURCHASE
TOTAL: $25.00

TAP/INSERT/SWIPE
TAP/INSERT/GLISSER

PURCHASE
AMOUNT: $25.00

TIME

PURCHASE

REFUND 

SETTLEMENT

CORRECTION

PURCHASE

CHQ

SAV

SELECT ACCOUNT

PURCHASE 
APPROVED
REMOVE CARD

PURCHASE
TOTAL: $25.00
ENTER PIN

PURCHASE

YES

NO

TOTAL: $25.00

PURCHASE
TEAR RECEIPT
PRESS OK

TERMINAL START-UP

When the terminal is powered on one of the following 
screens will be displayed depending on the software 
versions that are installed in the VX 820 terminal. 

Select SOFTPAY-FDCC or PAYMENT APP to accept 
payments. 

Press the “*” key to exit and return to the 

main VMAC menu

.

Select CommServer for IP configuration or 

troubleshooting. 

Press the “*” key to exit and return to 

the main VMAC menu

.

Touch the 

 icon. 

Touch LAST RECEIPT to print the 
receipt or ANY RECEIPT to print 
any other transaction in the open 
batch.

Enter the INVOICE NUMBER for 
the transaction you would like to 
reprint and press the green OK 
key.

The receipt will be printed. 

REPRINT
ANY RECEIPT
INVOICE NUMBER: 

REPRINT
LAST RECEIPT
ANY RECEIPT

TIME

PURCHASE

REFUND 

SETTLEMENT

CORRECTION

1

1

VMAC

DATE                         TIME

CommServer

SOFTPAY-FDCC

[OPTIONAL]

VMAC

DATE                           TIME

CommServer

PAYMENT APP

[OPTIONAL]

•  Additional applications may also exist, example  
      Gift Card.
•  CommServer may not exist if you process using  
       dialup.

•  Pre-authorizations are retained in the terminal  
      for 30 days. 
•  In restauraunt environments, process CHIP cards  
       as a purchase with TIP enabled. 

For additional details, refer to the 

Quick Setup Guide

 

included with your terminal.

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