Kyocera ECOSYS P2035d, Service Manual

Page: 45 / 128

2PG/2PH
1-4-7
6000 Broken fuser heater lamp wire
The fuser temperature does not rise
after the fuser heater lamp has been
turned on.
Poor contact in the
fuser thermistor con-
nector terminals. Reinsert the connector (See page 1-5-16).
Poor contact in the
fuser heater lamp con-
nector terminals. Reinsert the connector (See page 1-5-16).
Fuser thermistor
installed incorrectly. Replace the fuser unit (See page 1-5-16).
Fuser thermal cutout
triggered. Replace the fuser unit (See page 1-5-16).
Fuser heater lamp
installed incorrectly. Replace the fuser unit (See page 1-5-16).
Broken fuser heater
lamp wire. Replace the fuser unit (See page 1-5-16).
6020 Abnormally high fuser thermistor
temperature
Fuser thermistor detects abnormally
temperature.
When the temperature of a fuser
thermistor detects 195 °C or more at
the time of heater OFF and 155 °C or
more.
Shorted fuser thermis-
tor. Replace the fuser unit (See page 1-5-16).
Defective control
PWB. Replace the control PWB (See page 1-5-
19).
6030 Broken fuser thermistor wire
Input from fuser thermistor is 0 (A/D
value).
Poor contact in the
fuser thermistor con-
nector terminals. Reinsert the connector (See page 1-5-16).
Broken fuser thermis-
tor wire. Replace the fuser unit (See page 1-5-16).
Fuser thermistor
installed incorrectly. Replace the fuser unit (See page 1-5-16).
Fuser thermal cutout
triggered. Replace the fuser unit (See page 1-5-12).
Fuser heater lamp
installed incorrectly. Replace the fuser unit (See page 1-5-16).
Broken fuser heater
lamp wire. Replace the fuser unit (See page 1-5-16).
6400 Zero cross signal error
The zero cross signal does not reach
the control PWB for specified time.
Defective harness
between high voltage
PWB (YC202) and
control PWB (YC311),
or improper connector
insertion. Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness (See page 1-
5-19).
Defective harness
between power source
PWB (YC103) and
high voltage PWB
(YC201), or improper
connector insertion. Reinsert the connector. Also check for conti-
nuity within the connector harness. If none,
remedy or replace the harness (See page 1-
5-22).
Defective power
source PWB. Replace the power source PWB (See page
1-5-22).
Defective control
PWB. Replace the control PWB (See page 1-5-
19).
Code Contents
Remarks
Causes Check procedures/corrective measures