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2KN/2KP
1-4-40
C6000
Fuser heater lamp break
• The fuser temperature does not
increase for 40 s after the fuser heat-
ers have been turned on for warming
up.
• The fuser temperature remains below
50
°
C/122
°
F for 10 s continuously
after the fuser heaters have been
turned on during stabilization.
Installation defec-
tiveness on fuser
thermistor M and S.
Check the mounting state of the fuser ther-
mistor M and S. If any problem is found,
repair it.
Defective fuser
thermostat 1 or 2.
Replace the fuser thermostat 1 or 2 (see
page 1-5-63).
Installation defec-
tiveness on fuser
heater L, M or S.
Check the mounting state of the fuser ther-
mistor L, M and S. If any problem is found,
repair it.
Broken fuser
heater L, M and S
wire.
Check for continuity. If none, replace the
fuser heater L, M and S (see page 1-5-66).
Defective engine
PWB.
Replace the engine PWB.
Defective AC
power source
PWB.
Replace the AC power source PWB.
C6020
Fuser thermistor high-temperature
detection error
• The fuser temperature exceeds 235
°
C/455
°
F for 10 s.
Installation defec-
tiveness on fuser
thermistor M and S.
Check the mounting state of the fuser ther-
mistor M and S. If any problem is found,
repair it.
Defective fuser
thermistor M and
S.
Replace the fuser thermistor M and S (see
page 1-5-63).
Defective engine
PWB.
Replace the engine PWB.
C6030
Fuser thermistor break error
• The fuser temperature remains at
lower then 0
°
C/32
°
F for 30 s continu-
ously when the fuser heater is on.
Defective engine
PWB.
Replace the engine PWB.
Defective AC
power source
PWB.
Replace the AC power source PWB.
Installation defec-
tiveness on fuser
thermistor M and S.
Check the mounting state of the fuser ther-
mistor M and S. If any problem is found,
repair it.
C6050
Fuser thermistor abnormal tempera-
ture detection
• During copying, the temperature at the
heat roller lower than 120
°
C/248
°
F is
detected continuously for 5 s.
Installation defec-
tiveness on fuser
thermistor M and S.
Check the mounting state of the fuser ther-
mistor M and S. If any problem is found,
repair it.
Operation on fuser
thermostat 1 or 2.
Check for continuity. If none, replace the
fuser thermostat 1 or 2.
Installation defec-
tiveness on fuser
heater L, M or S.
Check the mounting state of the fuser ther-
mistor L, M and S. If any problem is found,
repair it.
Broken fuser
heater L, M and S
wire.
Check for continuity. If none, replace the
fuser heater L, M and S (see page 1-5-66).
Defective engine
PWB.
Replace the engine PWB.
Defective AC
power source
PWB.
Replace the AC power source PWB.
Code
Contents
Remarks
Causes
Check procedures/corrective measures
Содержание TASKalfa 620
Страница 1: ...SERVICE MANUAL Published in August 2009 842KP112 2KPSM062 Rev 2 TASKalfa 620 820 ...
Страница 4: ...This page is intentionally left blank ...
Страница 10: ...This page is intentionally left blank ...
Страница 144: ...2KN 2KP 1 3 106 This page is intentionally left blank ...
Страница 308: ...2KN 2KP 1 5 88 This page is intentionally left blank ...
Страница 412: ...2KN 2KP 2 3 60 This page is intentionally left blank ...
Страница 435: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR SIDE FEEDER ...
Страница 442: ...INSTALLATION GUIDE FOR LARGE SIZE SIDE FEEDER ...
Страница 460: ...INSTALLATION GUIDE FOR DOCUMENT FINISHER ...
Страница 475: ...INSTALLATION GUIDE FOR CENTERFOLD UNIT ...
Страница 490: ...INSTALLATION GUIDE FOR MULTI JOB TRAY ...
Страница 501: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Страница 512: ...INSTALLATION GUIDE FOR STOPPER GUIDE ...
Страница 515: ...INSTALLATION GUIDE FOR PRINTING SYSTEM ...
Страница 518: ...INSTALLATION GUIDE FOR SCAN SYSTEM ...
Страница 520: ......
Страница 521: ......