Epson ACULASER COLOR 2000 Service Manual page 126

EPSON AcuLaser C2000 / AcuLaser C1000
5. During printing or stand-by state, when the temperature of the heat roller
goes below 70 C, it detects as abnormal heat roller low temperature.
°
Pressure roller temperature is detected as abnormal pressure roller low
temperature.
6. When the temperature of the heat roller goes above 210
temperature control, it detects as abnormal heat roller high temperature.
Pressure roller is detected as abnormal pressure roller high temperature.
7. For heat roller, the hard shuts down at 220
down at 210 C. Pressure roller hard shuts down at 205
°
shuts down at 150 C.
°
Troubleshooting
C during the
°
C and the thermostat shuts
°
C and thermostat
°
Printer Message
Power Supply Cooling Fan Motor is Abnormal
Abnormal fan motor is detected when any of the following 5 abnormality is
occurred; power supply cooling fan motor, mechanism cooling fan motor,
suction fan motor, transfer belt fan motor and fusing fan motor.
Power Supply Cooling Fan Motor is abnormal
No. Check Item
At the power ON initialization
sequence, does the power supply
fan motor (M8) rotate?
1
Check the rotation by its sound or
by hand feeling the wind.
Others
Power supply fan motor (M8) rotates by two rotational speed; full speed / half
speed.
When the power supply fan lock signal becomes active for 0.5 seconds, the
printer detects that power supply fan motor is abnormal.
Mechanical Condition
When the front / fusing cover / transportation
1
cover is opened.
When the power supply fan motor is
2
abnormal.
When any error occurred during printing.
3 (except when the power supply fan motor is
abnormal.)
When any error occurred during non-
4 printing. (except when the power supply fan
motor is abnormal.)
When turning the power switch ON.
5
6 Warming up.
Revision E
Solution
No Remove connector PJ16A and insert
it again.
Replace the power supply fan motor.
Replace PWB-A.
Operation of Fan Motor
Half speed
Stop
Full speed for 15 seconds and
then half speed
Half speed
Full speed for 2 seconds and
then half speed.
Half speed
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