Theory of Operation 2-7
NovaJet 800 Series Service Manual

Main PWA (Printed Wiring Assembly)

Figure 2-5. Main PWA (Printed Wiring Assembly).
The Main PWA (Printed Wiring Assembly) consists of seven functional
areas:
1. Microprocessor (CPU)
2. Gate Array
3. Memory Circuits
4. Stepper Motor Controller
5. Servo Motor Controller
6. Interface Circuits: Serial & Parallel
7. Temperature and Humidity Control