Kyocera FS-6020 - Page 114

FS-6020
2-1-8
Engine/high voltage PWB
High
voltage
circuit
(M)OUT
HVGND
Main charger
grid
Drum
Main charger shield
Main charging output
Zener
diode
PWB
CPU
(U1)
MHVDR
MSEL1
MSEL2
MHVDR
MSEL1
MSEL2
L
L
L
L
H
L
L
L
H
L
H
H
327±10 µA 386±10 µA 401±10 µA
415±10 µA
Main charging output
(Logic)
(M)OUT
Control signal
Figure 2-1-12 Main charger section block diagram