Controlling The Charging Bias - Canon imagerunner C5180 Service Manual

Chapter 9

9.6.4.2 Controlling the Charging Bias

AC Component:
DC Component:
d-1. Route of the Primary Charging Bias
High-voltage unit
J86
J82
HV2
J81
J71
HV1(Y)
J70
9-40
level of output suited to discharge current control
level of output suited to the reading of the environment sensor/SALT sensor
DC power supply unit
J73
J72 J71 J72
HV1(M)
J70
T-9-30
J91
HV2-SUB
J87
J76
HV1-SUB
J75 J77
J71 J72
HV1(C)
J70
F-9-34
J85
J79
J71 J72
HV1(Bk)
J70
AC/DC bias for
charging roller
+24V
-1kV