Chapter 5: Electrical Connections; M750 Electrical Control System; Figure 6 Electrical Control System Operational Principles - TransAct ithaca 700 Series Maintenance Manual

Series 700 Maintenance Manual

Chapter 5: Electrical Connections

M750 Electrical Control System

The M750 Printer is controlled by the Printer Control Board Assembly (75-02159).
The Printer Control Board Assembly consists of the following Components:
Config. EEROM
CPU
Operator Interface
Test Switch
Ticket Feed Switch
LED

Figure 6 Electrical Control System Operational Principles

•
Operator Interface
•
CPU
•
Sensor Interface
•
Print Head Interface
•
A/D Converter
A / D
Converter
Print Head
Temperature
Print Head
Voltage
SRAM
Stepper Motor
Current
+24V Power
Supply Voltage
Print Head
Interface
Sensor Interface
Ticket Low
Ticket Present (optional)
Serial
Communications
Rev H
Model 750
Print Head
Print Data
Stepper Motor
Black Dot Sensor
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