2LV/2L1/2L2/2MS/2MT
1-4-17
4200 BD steady-state error
When the value of Register
BDSET is 1 after setting Reg-
ister BDSET as one and pass-
ing by BD1 cycle.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
PD PWB and engine PWB (YC16)
Defective PD
PWB.
Replace the laser scanner unit (see page 1-
5-18).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-22).
5100 Chager current error
When the current value mea-
sured at the time of potential
adjustment is less than 20 μA.
When the current values in
the chager voltage 500V con-
stitute not less than 85% of
target current values.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Chager unit and high voltage PWB
High voltage PWB and engine PWB (YC16)
Defective high
voltage PWB.
Replace the high voltage PWB and check
for correct operation (see page 1-5-26).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-22).
6000 Broken fuser heater wire
(60/50/45 ppm model)
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.
(40 ppm model)
The detection temperature of
fuser thermistor 1 is 100 °C/
212°F or less after the fuser
heater lamp has been turned
on continuously for 30 s.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
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-
tor pin.
See page 1-4-19.
Defective triac. See page 1-4-19.
Fuser thermostat
triggered.
Reinsert the fuser unit (see page 1-5-19).
Broken fuser
heater wire.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-22).
Code Contents Causes
Check procedures/
corrective measures
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