2LL/2LJ/2LH-1
1-4-42
7210
Short-circuited outer tem-
perature sensor
The sensor input sampling is
less than 69.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Outer temperature sensor 2 and front PWB
(YC8)
Front PWB (YC2) and engine PWB (YC8)
Defective outer
temperature sen-
sor.
Replace outer temperature sensor.
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-47).
7221
Broken LSU thermistor wire
The sensor input sampling is
greater than 230.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Laser scanner unit and LSU relay PWB
(YC3)
LSU relay PWB (YC2) and engine PWB
(YC11)
Defective LSU
thermistor.
Replace the laser scanner unit (see page 1-
5-24).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-47).
7231
Short-circuited LSU therm-
istor
The sensor input sampling is
less than 69.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Laser scanner unit and LSU relay PWB
(YC3)
LSU relay PWB (YC2) and engine PWB
(YC11)
Defective LSU
thermistor.
Replace the laser scanner unit (see page 1-
5-24).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-47).
7241
Broken developer thermis-
tor wire
The sensor input sampling is
greater than 230.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for conti-
nuity within the connector cable. If none,
replace the cable.
Developer unit and front PWB (YC7)
Front PWB (YC2) and engine PWB (YC8)
Defective devel-
oper thermistor.
Replace developer unit (see page 1-5-28).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-47).
Code
Contents
Causes
Check procedures/
corrective measures
Содержание TASKalfa 3500i
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Страница 515: ...2LL 2LJ 2LH 2 2 7 45 ppm model 55 ppm model only ...
Страница 623: ...1 1 INSTALLATION GUIDE INSTALLATION GUIDE FOR DOCUMENT PROCESSOR ...
Страница 658: ...INSTALLATION GUIDE FOR PAPER FEEDER ...
Страница 671: ...INSTALLATION GUIDE FOR LARGE CAPACITY FEEDER ...
Страница 686: ...INSTALLATION GUIDE FOR SIDE DECK ...
Страница 711: ...INSTALLATION GUIDE FOR 1000 SHEETS FINISHER ...
Страница 724: ...INSTALLATION GUIDE FOR 4000 SHEETS FINISHER ...
Страница 740: ...INSTALLATION GUIDE FOR FINISHER ATTACHMENT KIT ...
Страница 754: ...INSTALLATION GUIDE FOR CENTER FOLDING UNIT ...
Страница 771: ...INSTALLATION GUIDE FOR MAILBOX ...
Страница 779: ...INSTALLATION GUIDE FOR PUNCH UNIT ...
Страница 799: ...INSTALLATION GUIDE FOR INNER JOB SEPARATOR ...
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Страница 808: ...INSTALLATION GUIDE FOR RIGHT JOB SEPARATOR ...
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Страница 810: ...9 10 11 12 13 14 7 8 Ԙ ԙ Ԙ ԙ C ...
Страница 811: ...INSTALLATION GUIDE FOR FAX System ...
Страница 836: ...2011 ...
Страница 837: ...2011 ...