2NL/2P8
1-4-37
6230
Broken fuser edge thermis-
tor wire
A/D value of the fuser thermis-
tor 1 exceeds 251 bit continu-
ously for 5.6 s during warming
up.
Fuser unit
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Fuser thermistor 1 and Fuser PWB
(YC2)
Fuser PWB and Engine PWB (YC22)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. If the I/F connector pins of the fuser unit
and the main unit are deformed owing to
foreign matters, such as paper dusts,
replace the connectors or the units
including the connectors.
Fuser thermistor 1
Replace the Fuser unit (see page 1-5-18).
Engine PWB
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
6250
Abnormally low fuser edge
thermistor temperature
When the detection tempera-
ture of the fixing thermistor 1
is falling target temperature by
75 °C or more for 1 second
after secondary stable tem-
perature attainment.
Fuser unit
1. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
Fuser thermistor 1 and Fuser PWB
(YC2)
Fuser PWB and Engine PWB (YC22)
2. If the wiring is disconnected, shorted or
grounded, replace the wiring.
3. If the I/F connector pins of the fuser unit
and the main unit are deformed owing to
foreign matters, such as paper dusts,
replace the connectors or the units
including the connectors.
Fuser thermostat
Replace the Fuser unit (see page 1-5-18).
Fuser heater
Engine PWB
1. Check the engine software and upgrade
to the latest, if necessary.
2. Replace the engine PWB (see page 1-5-
Code
Contents
Related parts
Check procedures/
corrective measures
Содержание TASKalfa 3010i
Страница 1: ...SERVICE MANUAL Published in September 2016 842NL11B 2NLSM06B Rev B TASKalfa 3010i TASKalfa 3510i ...
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Страница 100: ...2NL 2P8 1 2 76 This page is intentionally left blank ...
Страница 286: ...2NL 2P8 1 3 186 This page is intentionally left blank ...
Страница 443: ...2NL 2P8 1 5 59 This page is intentionally left blank ...
Страница 463: ...2NL 2P8 2 1 18 Figure 2 1 23 Duplex conveying section block diagram EPWB DU_SENS DU_CL_REM YC14 5 YC8 1 DUCL DUS ...
Страница 471: ...2NL 2P8 2 2 8 This page is intentionally left blank ...
Страница 532: ...Installation Guide DP 770 B Document processor DP 772 Document processor Installation Guide ...
Страница 568: ...DP 773 Document processor Installation Guide ...
Страница 594: ...PF 791 500 x 2 Paper feeder Installation Guide ...
Страница 602: ...PF 810 3000 sheet deck Installation Guide ...
Страница 615: ...DF 791 3000 sheet finisher Installation Guide ...
Страница 630: ...DF 770 D 1000 sheet finisher Installation Guide ...
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Страница 650: ...MT 730 B Mailbox Installation Guide ...
Страница 665: ...PH 7A C D Punch unit Installation Guide ...
Страница 686: ...DT 730 B Document tray Installation Guide ...
Страница 731: ...5 2013 5 302LC56750 01 H F G D D 6 4 3 7 E C D D M4 8 M4 8 M4 8 M4 8 ...
Страница 732: ...FAX System W B Installation Guide ...