2P7/2R0/3PN
1-4-18
6120
Abnormally high fuser
thermistor 1 temperature
The detection temperature of
fuser thermistor 1 is higher
than 245°C/473°F.
In a heater-off state, the
detection temperature of fuser
thermistor 1 is higher than
195°C/383°F after the detec-
tion temperature of fuser
thermistor 1 was 155°C/311°F
or less.
Deformed connec-
tor pin.
See page 1-4-17.
Defective triac.
See page 1-4-17.
Shorted fuser
thermistor.
Replace the fuser unit (see page 1-5-27).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-40).
6130
Broken fuser thermistor 1
wire
A/D value of the fuser thermis-
tor 1 exceeds 1019 bit contin-
uously for 4 s during warming
up.
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.
Fuser thermistor and fuser thermistor con-
nect PWB
Fuser thermistor connect PWB and engine
PWB (YC21)
Deformed connec-
tor pin.
See page 1-4-17.
Defective triac.
See page 1-4-17.
Defective fuser
thermistor.
Replace the fuser unit (see page 1-5-27).
Defective engine
PWB.
Replace the engine PWB and check for cor-
rect operation (see page 1-5-40).
6400
Zero-cross signal error
While fuser heater control is
performed, the zero-cross sig-
nal is not input within 2 s.
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.
Power source PWB (YC3) and engine PWB
(YC1)
Defective power
source PWB or
engine PWB.
Replace the power source PWB or the
engine PWB and check for correct operation
(see page 1-5-48, 1-5-40).
Code
Contents
Causes
Check procedures/
corrective measures
Содержание ECOSYS P4035dn
Страница 1: ...SERVICE MANUAL Published in July 2015 842P7113 2P7SM063 Rev 3 ECOSYS P4035dn ECOSYS P4040dn PF 4100...
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Страница 32: ...2P7 2R0 3PN 1 2 5 Figure 1 2 6 Cassette pad Cassette...
Страница 97: ...2P7 2R0 3PN 1 4 34 This page is intentionally left blank...
Страница 214: ...2P7 2R0 3PN 2 2 12 This page is intentionally left blank...
Страница 228: ...2P7 2R0 3PN 2 3 14 2 3 3 Power source PWB PSPWB Figure 2 3 3 YC3 1 13 YC2 1 1 2 3 YC1...
Страница 233: ...2P7 2R0 3PN 2 3 19 2 3 5 High voltage PWB HVPWB Figure 2 3 5 YC102 YC101 1 18 1 3...
Страница 235: ...2P7 2R0 3PN 2 3 21 2 3 6 PF main PWB Figure 2 3 6 YC6 YC2 YC8 3 1 4 2 1 6 1 4 YC7 2 1 12 1 13 1 YC3 YC4 YC1 1 3 3 1 YC10...
Страница 238: ...2P7 2R0 3PN 2 3 24 This page is intentionally left blank...
Страница 250: ...2P7 2R0 3PN 2 4 12 This page is intentionally left blank...
Страница 254: ...Installation Guide 500 sheets paper feeder Installation Guide...
Страница 257: ...SSD HD 6 7 Installation Guide...
Страница 258: ......
Страница 259: ......
Страница 260: ...IEEE1284 Interface Installation Guide...
Страница 263: ...Network interface Installation Guide...
Страница 266: ...Wireless LAN interface Installation Guide...
Страница 269: ...Card Authentication kit B Installation Guide...
Страница 270: ...2014 9 303MT5675002 IC B LS 2100DN LS 4200DN LS 4300DN ECOSYS P4040dn IC 1 IC 2 USB 70 mm a a...