Kyocera Mita DC-1560, Service Manual

Page: 272 / 289

1AF
3-6-34
(16)
The fixing
heater does
not turn off
(fixing unit
thermostat 1
or 2 triggered,
C64).
(17)
Main charging
does not take
place.
(18)
Transfer
charging does
not take
place.
Dirty sensor part of
the fixing unit ther-
mistor.
Defective compos-
ite PCB.
Defective main
PCB.
Broken main
charger wire.
Leaking main
charger housing.
Poor contact in the
high-voltage trans-
former PCB con-
nector terminals.
Defective main
PCB.
Defective high-
voltage trans-
former PCB.
Broken transfer
charger wire.
Leaking transfer
charger housing.
Poor contact in the
high-voltage trans-
former PCB con-
nector terminals.
Defective main
PCB.
Defective high-
voltage trans-
former PCB.
Check visually and clean the thermistor sen-
sor parts.
If the fixing heater stays on with CN2-8 on
the composite PCB high, replace the com-
posite PCB.
If CN4-6 on the main PCB is always low,
replace the main PCB.
Check visually and replace the main charger
wire if it is broken (see page 3-3-17).
See page 3-6-4.
Check visually and replace the transfer
charger wire if it is broken (see page
3-3-49).
See page 3-6-4.
Problem Causes Check procedures/corrective measures