Kyocera ECOSYS P4035dn Service Manual page 79

Code Contents
5100 Chager current error
When the current value mea-
sured at the time of potential
adjustment is less than 20 μA.
6000 Broken fuser heater wire
The detection temperature of
fuser thermistor 2 is 100 °C/
212°F or less after the fuser
heater lamp has been turned
on continuously for 30 s.
6020 Abnormally high fuser
thermistor 2 temperature
The detection temperature of
fuser thermistor 2 is higher
than 235°C/455°F.
In a heater-off state, the
detection temperature of fuser
thermistor 2 is higher than
195°C/383°F after the detec-
tion temperature of fuser
thermistor 2 was 155°C/311°F
or less.
Causes
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. Chager unit and high voltage PWB
High voltage PWB (YC101) and engine
PWB (YC19)
Defective high Replace the high voltage PWB and check
voltage PWB. for correct operation (see page 1-5-54).
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-40).
Defective connec- Reinsert the connector. Also check for conti-
tor cable or poor nuity within the connector cable. If none,
contact in the con- replace the cable.
nector. Fuser heater and power source PWB (YC2)
Fuser thermistor and Fuser thermistor con-
nect PWB
Fuser thermistor connect PWB and engine
PWB (YC21)
Deformed connec- See page 1-4-17.
tor pin.
Defective triac. See page 1-4-17.
Fuser thermostat Reinsert the fuser unit (see page 1-5-27).
triggered.
Broken fuser
heater wire.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-40).
Deformed connec- See page 1-4-17.
tor pin.
Defective triac. See page 1-4-17.
Shorted fuser Replace the fuser unit (see page 1-5-27).
thermistor.
Defective engine Replace the engine PWB and check for cor-
PWB. rect operation (see page 1-5-40).
1-4-16
2P7/2R0/3PN
Check procedures/
corrective measures