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2.4 REVERSAL
Reversal can only be done for the last purchase of transaction within 60 seconds. A
Reversal advice shall be used to null, if the effects of a previous financial or
authorization transaction. mada expects to receive a Reversal advice from the
terminal when a transaction does not complete successfully.
1. Select "REVERSAL" from mada menu.
2. Enter "Merchant Passcode" and then press "ENTER"
Example: 1234
3. Once transaction gets completed, receipt will be printed.
Receipt
9 | P a g e
mada User Guide v1.04
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