ELECTRONIC CASH REGISTER
C O N T E N T S
ER-420 / ER-420M / ER-420F
ELECTRONIC CASH REGISTER
Manual
1. Precaution Statements
2. Product Specifications
3. Installation and Operation
4. Disassembly and Assembly
5. Maintenance and Adjustment
6. Exploded Views and Parts List
7. PCB Layout and Parts List
8. Troubleshooting
9. Block diagram
10. Wiring Diagram
11. Schematic Diagrams
SERVICE
E
R
-
4
2
0
ELECTRONIC CASH REGISTER