Troubleshooting Malfunctions; Troubleshooting Malfunctions (Service Error) - Canon SmartBase 1270D Service Manual

4 Troubleshooting Malfunctions

4.1 Troubleshooting Malfunctions (service error)

E000
The error history indicates any of the following error codes 4 times: E001,
E002, E003.
Action 1) Clear the error.
Execute '#4 PRINTER RESET" under '#7 PRINTER' in service mode to
clear the error.; then, turn back on the power.
E001
000
001
Main cause The fixing film unit is faulty (thermistor short circuit). The power supply
PCB is faulty. The DC controller PCB is faulty.
Action 1. Malfunction
Turn off the power; wait for 10 min, and turn it on. Is the problem cor-
rected?
YES: End.
2. Fixing film unit
Check the connector (4-pin) of the thermistor for electrical continuity: 1-2
and 3-4. Is it 0 Ω?
YES: Replace the fixing film unit.
3. Power supply PCB, DC controller PCB
Try replacing the power supply PCB. Is the problem corrected?
NO:
COPYRIGHT © 2002 CANON INC.
The main thermistor detects 230°C/446°F or higher for 1 sec or
more.
The sub thermistor detects 300°C/572°F or higher for 0.2 sec or
more.
Replace the DC controller PCB.
2000 2000 2000 2000 CANON SmartBase PC1210D/1230D/1270D REV. 1 MAR. 2002
CHAPTER 7 TROUBLESHOOTING
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