Canon PC430 - Page 67

COPYRIGHT © 1998 CANON INC. CANON PC400/420/430,FC200/220 REV.0 JAN.1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHPTER 4 IMAGE FORMATION SYSTEM
4-9
Figure 4-104D
Photo-
sensitive
drum
Amplifier
Microprocessor
Transformer
(T104)
Transformer
(T106)
DC voltage detection
AC bias timing pulse command (ACBTP)
J7
DC controller/DC power supply PCB
5V
Q146
Developing
cylinder
DC bias control command (DCBPWM)
AE
VR601
SW606
AE signal
Density
control dial
Density
correction
switch
Control panel
PCB
J202