ER-A520/A530 Dealer Knowledge Book
Page 194 of 266 Specifications subject to change without notice: Revision date 10/07
Section–7: Credit Card Authorization Terminal (CAT)
The ER-A520 and ER-A530 model cash registers provide an interface for supporting the Data
Tran SL for credit card processing.
Function Overview
The ER-A520 and ER-A530 model cash register provides an interface for supporting the Data
Tran SL for credit card processing.
1. Types of Networks involve:
- Host based
- Terminal based
2. Key functions provided by the ER-A520 and ER-530 for Credit Card Authorization:
- Installation and Setup
a. Initialization e. Local Inquiry
b. Dial Out f. Local Summary
c. Dial In g. Charge Batch
d. Presets h. Clear Batch
3. Sales Functions Supported:
1) Credit Card Authorization (including Check Cards)
a) Dial Up
b) Authorization Only
c) Post Authorization
2) Check Tender w/o MICR (Manual Data Entry)
3) Auth Only and Post Auth Sales
4. Corrections:
1) Voids for Credit and Check Cards
2) Refunds for Credit and Check Card Sales
3) Void for Auth Only and Post Auth Sales