Kyocera FS-3040MFP Service Manual page 114

Code Contents
3500 Communication error
between scanner and
ASIC
An error code is detected.
4000 Polygon motor synchro-
nization error
The polygon motor ready
input is not given for 10 s
during the polygon motor is
ON.
4200 BD steady-state error
5100 Main charger high-volt-
age error
Five pages have been
printed with the main char-
ger output short-circuited.
6000 Broken fuser heater wire
The temperature does not
reach 100°C/212°F after
the fuser heater has been
turned on continuously for
30 s.
The temperature does not
rise by 1°C/1.8°F after the
fuser heater lamp has been
turned on continuously for
15 s during warm-up or at
standby.(Only when the
detection temperature is
less than 200°C.)
Causes
Defective connec- Reinsert the connector. Also check for continu-
tor cable or poor ity within the connector cable. If none, remedy
contact in the con- or replace the cable.
nector. CCD PWB (YC2) and main PWB (YC8)
Defective CCD Replace the scanner unit (see page 1-5-19).
PWB.
Defective main Replace the main PWB and check for correct
PWB. operation (see page 1-5-34).
Defective connec- Reinsert the connector. Also check for continu-
tor cable or poor ity within the connector cable. If none, remedy
contact in the con- or replace the cable.
nector. Laser scanner unit and main PWB (YC14)
Defective polygon Replace the laser scanner unit (see page 1-5-
motor. 16).
Defective main Replace the main PWB and check for correct
PWB. operation (see page 1-5-34).
Defective connec- Reinsert the connector. Also check for continu-
tor cable or poor ity within the connector cable. If none, remedy
contact in the con- or replace the cable.
nector. Laser scanner unit and main PWB (YC16)
Defective laser Replace the laser scanner unit (see page 1-5-
scanner unit. 16).
Defective main Replace the main PWB and check for correct
PWB. operation (see page 1-5-34).
Drum unit installed Verify harness is not pinched.
incorrectly.
Engine PWB Verify harness is not pinched.
installed incor-
rectly.
Defective engine Replace the engine PWB and check for correct
PWB. operation (see page 1-5-30).
Defective connec- Reinsert the connector. Also check for continu-
tor cable or poor ity within the connector cable. If none, remedy
contact in the con- or replace the cable.
nector. Fuser heater and power source PWB (YC102)
Fuser unit and engine PWB (YC506)
Deformed connec- See page 1-4-11.
tor pin.
Defective triac. See page 1-4-11.
Fuser thermostat Reinsert the fuser unit (see page 1-5-29).
triggered.
Broken fuser Replace the fuser unit (see page 1-5-29).
heater wire.
1-4-10
Check procedures/
corrective measures
2LW/2LX-2