III - 15
Current
Buffer
Current
Buffer
Current
Buffer
Current
Buffer
Current
Buffer
Current
Buffer
Sin Wave
Generator
High-Voltage
Electrode
P1
Control Unit
(Feedback Circuit)
(ON / OFF Circuit)
Pulse
Generator
Control Unit
(DNSTY Control Circuit)
(ON / OFF Circuit)
(Feedback Circuit)
Pulse
Generator
Control Unit
(Feedback Circuit)
(ON / OFF Circuit)
Control Unit
(DNSTY Control Circuit)
(ON / OFF Circuit)
(Feedback Circuit)
PULSE
DEVELOPER BIAS DC
DEVELOPER BIAS AC
PULSE
PRIMARY HIGH-VOLTAGE DC
PRIMARY HIGH-VOLTAGE AC
1
5
2
3
4
/HV1AC
DNSTY
/HV1DC
/DBAC
/DBDC
P4
High-Voltage
Electrode
P2
DBOUT
Figure 3.10 High-Voltage Power Supply Block Diagram 1