CODE #52 — FUSING ERROR 1
- Definition -
The temperature detected by the thermistor does not reach 100°C within
24 (NA) or 35 (EU) seconds after the main switch is turned on.
To clear this error, refer to note 3 at the beginning of this chapter.
- Possible Causes -
•
Defective fusing thermistor
•
Fusing lamp open
•
Defective ac drive/dc power supply board
•
Defective main control board
•
CN101 on the main control board or CN207 on the ac drive/dc power
supply board is not correctly connected.
CODE #53 — FUSING ERROR 2
- Definition -
The temperature detected by the thermistor becomes higher than 255°C.
To clear this error, refer to note 3 at the beginning of this chapter.
- Possible Causes -
•
Thermistor short
•
Defective ac drive/dc power supply board
•
Defective main control board
•
Fusing harness shorted
•
Triac short
CODE #54 — FUSING ERROR 3
- Definition -
The fusing lamp stays on for longer than 38 (NA) or 57 (EU) seconds
while the main motor is off.
To clear this error, refer to note 3 at the beginning of this chapter.
- Possible Causes -
•
Main board
•
Defective ac drive/dc power supply board
Trouble-
shooting
20 December 1996 SERVICE CALL CONDITIONS
7-27
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