Kyocera ECOSYS P7035cdn, Service Manual

Page: 55 / 178

2PR
1-4-7
1600
1620
1640
1660 PF warm air heater (upper blower) low
temperature error*
(Option paper feeder)
An external temperature higher than
+5

C/+41

F is not detected when one
minute elapses after PF warm air heater
2 is turned on.
*
: Multi purpose feeder only
1600: Paper feeder 1
1620: Paper feeder 2
1640: Paper feeder 3
1660: Paper feeder 4
Defective harness
between PF warm
air heater 2 and PF
warm air heater
driver PWB (YC2),
or improper con-
nector insertion. Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness. (Refer to the
service manual for the paper feeder).
Defective harness
between PF warm
air heater driver
PWB (YC3) and
PF main PWB
(YC13), or
improper connec-
tor insertion. Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness. (Refer to the
service manual for the paper feeder).
Defective harness
between PF therm-
istor 2 and PF main
PWB (YC12), or
improper connec-
tor insertion. Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness. (Refer to the
service manual for the paper feeder).
PF thermistor 2
installed incor-
rectly. Check the installation of the PF thermistor 2
and remedy if necessary (Refer to the ser-
vice manual for the paper feeder).
Defective PF
thermistor 2. Replace the PF thermistor 2 (Refer to the
service manual for the paper feeder).
PF thermal cutout
2 triggered. Replace the PF thermal cutout 2 (Refer to
the service manual for the paper feeder).
Broken PF warm
air heater 2. Replace the PF warm air heater 2 (Refer to
the service manual for the paper feeder).
Defective PF warm
air heater driver
PWB. Replace the PF warm air driver PWB (Refer
to the service manual for the paper feeder).
Defective PF main
PWB. Replace the PF main PWB (Refer to the ser-
vice manual for the paper feeder).
Defective engine
PWB. Replace the engine PWB (See page 1-5-
28).
Code Contents
Remarks
Causes Check procedures/corrective measures