Epson AcuLaser Color 2000, Руководство по обслуживанию

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EPSON AcuLaser C2000 Revision C
Troubleshooting Printer Message 111
Fusing Pressure / Estrangement is abnormal
When one of the following items is detected, the printer detects that the
driving motor is abnormal.
1. When the pressure state is not detected 4 seconds after the printer
starts pressure roller to pressure.
2. When the estrangement state is not detected 4 seconds after the
printer starts pressure roller to estrange.
Laser is abnormal
When one of the following items is detected, the printer detects that the
laser is abnormal.
1. When the polygon motor M_Lock signal becomes inactive for 0.4
seconds 8 seconds after the polygon motor (M6) starts driving until
the polygon motor (M6) stops, the printer detects that the laser is
abnormal.
2. When the LD_SOS signal is not detected for the specified time after
the polygon motor is turned on and laser emission is started, the
printer detects that the laser is abnormal.
3. When LD_SOS signal is not detected during the printing (during laser
emission), the printer detects laser is abnormal.
Table 3-14. Fusing Pressure / Estrangement is Abnormal
No. Check Item Solution
1 Does the fusing unit upshot? Yes Install the fusing unit correctly.
2
Does the fusing pressure
motor (M5) rotate? Check by its
sound. No Remove connector PJ25A and
insert it again.
Replace fusing pressure motor.
Yes Replace the fusing pressure
position sensor.
Replace the pressure roller
estrangement sensor.
Others Replace PWB-A.
Table 3-15. Laser is Abnormal
No. Check Item Solution
1
Check the connector on the
mechanical control board of
the printhead and polygon
motor.
-
Remove the connector PJ27A and
insert it again.
Remove the connector PJ12A and
insert it again.
2
- - Replace the printhead unit.
Replace the laser safety switch.
Others Replace PWB-A.