SC Tables (Basic: D067/D072)
D067/D068/D069/D072 3-42
SM
Appendix
No.
Definition
Symptom
Possible Cause
Fusing temperature warm-up error
542 A
The fusing temperature rises 7
degrees or less in two seconds; and
this continues 5 times consecutively.
Or, the fusing temperature is not
detected within 25 or 35 seconds.
Defective
thermistor
Incorrect installation of the
thermistor
Defective fusing lamp
Defective power supply unit
Fusing overheat error 1
543 A The fusing temperature detected by
the thermistor is 230
°
C or higher for
one second.
Defective
thermistor
Defective power supply unit
Fusing overheat error 2
544 A The fusing temperature detected by
the monitor circuit is 250
°
C or higher
for one second.
Defective
thermistor
Defective power supply unit
Fusing lamp overheat error
545 A After the fusing temperature reaches
the target, the fusing lamp remains
on for 12 seconds.
Defective
thermistor
Incorrect installation of the
thermistor
Defective power supply unit
Unstable fusing temperature
546 A
While the fusing lamp is on, the
fusing temperature varies 50
°
C or
more within one second; and this
occurs two consecutive times.
Defective
thermistor
Incorrect installation of the
thermistor
Defective power supply unit
Summary of Contents for D067
Page 1: ...D067 D068 D069 D072 SERVICE MANUAL 004356MIU ...
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Page 29: ...PRODUCT INFORMATION ...
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Page 46: ...D067 D068 D069 D072 16 SM INSTALLATION ...
Page 88: ...Printer Scanner Unit D067 D068 D069 D072 2 42 SM ...
Page 110: ...PREVENTIVE MAINTENANCE ...
Page 113: ...REPLACEMENT ADJUSTMENT ...
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Page 184: ...TROUBLESHOOTING ...
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Page 222: ...DO67 D068 D069 D072 SERVICE MANUAL APPENDICES ...
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Page 228: ...APPENDIX SPECIFICATIONS ...
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Page 248: ...APPENDIX PREVENTIVE MAINTENANCE TABLES ...
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Page 254: ...APPENDIX SERVICE CALL CONDITIONS ...
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Page 302: ...APPENDIX ELECTRICAL COMPONENT DEFECTS ...
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Page 498: ...APPENDIX FAX TROUBLESHOOTING GUIDE ONLY FOR D068 D069 ...
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Page 538: ...APPENDIX FAX SERVICE PROGRAM ONLY FOR D068 D069 ...
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Page 645: ...PAPER TRAY UNIT B421 ...
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Page 657: ...ARDF DF1000 B872 ...
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