
2
E001 (Fixing temperature is abnormally high.)
3
E002/E003 (Fixing temperature is abnormally high.)
4–2
TROUBLESHOOTING MALFUNCTIONS
Cause
Thermistor
(short circuit)
Fixing heater
driver
DC controller
PCB
Step
1
2
Checks
Clear the error using ‘ERROR’
in service mode (*4*).
Let the fixing assembly to cool;
then, disconnect J50, and mea-
sure the resistance of the ther-
mistor. Is the reading as fol-
lows?
J50-1/-2(yellow line):about 0k
J50-3/-4 (white lien):about 0 k
Replace the fixing heater dri-
ver. Is the problem corrected?
Yes/No
YES
YES
YES
Action
Replace the fixing assembly.
End.
Replace the DC controller.
Cause
Thermistor
(short circuit)
Fixing heater
driver
DC controller
PCB
Step
1
2
3
Checks
Clear the error using ‘ERROR’
in service mode (*4*). Is any of
the following correct after the
machine has booted?
• The fixing heater does not
turn ON.
• ‘E000’ is indicated.
Is the wiring from the connector
J108 on the DC controller PCB
to the thermistor normal?
Replace the DC controller
PCB. Is the problem corrected?
Yes/No
YES
NO
YES
NO
Action
See the appropriate section.
Arrange the wiring correctly.
End.
Replace the fixing heater dri-
ver.
Содержание GP215
Страница 4: ......
Страница 36: ......
Страница 38: ...3 2 TROUBLESHOOTING IMAGE PROBLEMS ...
Страница 39: ...3 3 TROUBLESHOOTING IMAGE PROBLEMS ...
Страница 40: ...3 4 B Image Fault Samples ...
Страница 80: ......
Страница 87: ...6 1 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS CHAPTER 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 6 ...
Страница 90: ...6 4 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS B Motors Figure 6 602 M2 M1 M4 M3 M9 M5 M8 M7 M6 ...
Страница 92: ...6 6 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS C Fans Figure 6 603 FM6 FM5 FM2 FM3 FM1 FM4 ...
Страница 100: ...6 14 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS G Fax Related PCBs Figure 6 607 1 2 4 6 3 7 8 5 ...
Страница 105: ...6 19 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 3 Composite Power Supply PCB Figure 6 610 ...
Страница 107: ...6 21 ARRANGEMENT AND FUNCTIONS OF ELECTRICAL PARTS 5 CORE IP Board Figure 6 613 J503 J504 J510 J501 J502 ...
Страница 204: ...C GENERAL CIRCUIT DIAGRAM General Circuit Diagram 1 4 A 3 ...
Страница 205: ...General Circuit Diagram 2 4 A 4 ...
Страница 206: ...General Circuit Diagram 3 4 A 5 ...
Страница 207: ...General Circuit Diagram 4 4 A 6 ...
Страница 217: ...PRINTED IN JAPAN IMPRIME AU JAPON 0796S3 52 1 This publication is printed on 70 reprocessed paper ...