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CHAPTER 3 THEORY OF OPERATION
3-20
1.6.2 High-voltage power supply
The high-voltage power supply generates and outputs the voltages and currents for the
charging, development and transfer functions.
For the circuit diagram of the high-voltage power supply PCB, see Appendix 22.
Transfer Roller
Supply
Roller
Photosensitive
Drum
Development
Roller
Corona
Unit
Current
Regulator
Current
Regulator
Voltage
Regulator
Voltage
Regulator
B1
B102 Q81
B101 Q101
Voltage
Regulator
Z51 VR51
VR22
24VI
GND
R1
Fig. 3-26