
Source Technologies, LLC                                                             ST9620 Secure MICR Printer User’s Guide  
Table of Contents 1. Printer and Driver Installation...............................................................................2 
Driver Overview...........................................................................................................3 
Downloading the Universal Driver................................................................................4 
Unzipping the Driver....................................................................................................4 
Installing the Driver......................................................................................................5 
Configure the Driver to enable MICR Mode...............................................................11 
Configure the Driver to Recognize the Printer Secure Fonts......................................12 
Configure another driver to print without MICR toner.................................................12 
Selecting the printer.................................................................................................. 15 
2. MICR Overview....................................................................................................17 
The Check Clearing System......................................................................................17 
MICR Printing Standards in the United States Today................................................17 
3. MICR Check Design.............................................................................................19 
General Features of Check Design............................................................................19 
Position and Dimension Gauge.................................................................................19 
Design Elements in Detail.........................................................................................19 
Data Elements...........................................................................................................20 
4. Quality Issues......................................................................................................24 
Printer Features.........................................................................................................24 
MICR Toner...............................................................................................................24 
MICR Check Stock....................................................................................................25 
5. Security Issues....................................................................................................26 
6. MICR Features.....................................................................................................28 
MICR Mode...............................................................................................................28 
MICR Fonts...............................................................................................................28 
Secure Fonts.............................................................................................................28 
MicroPrint..................................................................................................................28 
Bi-Directional Feedback............................................................................................29 
Resource Storage..................................................................................................... 30 
MICR Menu...............................................................................................................30 
Entering MICR Mode.................................................................................................31 
MICR Mode Commands............................................................................................32 
DES and AES Decryption..........................................................................................36 
Custom Character Conversation Command.............................................................. 38 
MICRpoint Feature....................................................................................................39 
7. IBM Host Programming Features and Examples.............................................. 41 
Hex Transfer .............................................................................................................41 
Escape Character Translation...................................................................................45 
8. Audit Trail Reports..............................................................................................47 
Report Details ...........................................................................................................47 
Audit Trail Menu........................................................................................................47 
Audit Location ...........................................................................................................47 
Audit Record Sorting.................................................................................................47 
Overlay......................................................................................................................47 
Sum Field 4...............................................................................................................47 
Print Audit Report......................................................................................................48 
9. Error Messages....................................................................................................57 
Appendix A: E13B MICR Font Mapping.....................................................................61 
Table of Contents