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Theory of Operation 29
THEORY OF
OPERATION
Croma24 Service Manual
Main Printed Circuit Board (MPCB)
Figure 2-4. Main Printed Circuit Board.
The Main Printed Circuit Board (MPCB) consists of six functional
areas:
1. Microprocessor (CPU)
2. Gate Array
3. Memory Circuits
4. Stepper Motor Controller
5. Servo Motor Controller
6. Interface Circuits: Serial & Parallel