2NM/2NX/2NY/2NZ/2P0/2P6
1-4-37
6120
Abnormally high fuser
thermistor 1 temperature
(50/60 ppm model)
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.
(40 ppm model)
The detection temperature of
fuser thermistor 1 is higher
than 250°C/482°F.
In a heater-off state, the
detection temperature of fuser
thermistor 1 is higher than
170°C/338°F after the detec-
tion temperature of fuser
thermistor 1 was 155°C/311°F
or less.
Connector pin
See page 1-4-36.
Triac
See page 1-4-36.
Fuser thermistor
Replace the fuser unit (see page 1-5-44).
Contrl PWB
Replace the control PWB and check for cor-
rect operation (see page 2-2-12).
6130
Broken fuser thermistor 1
wire
(50/60 ppm model only)
A/D value of the fuser thermis-
tor 1 exceeds 1019 bit contin-
uously for 4 s during warming
up.
Connector cable or
poor contact in the
connector
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 (YC1)
Fuser thermistor connect PWB and control
PWB (YC21)
Connector pin
See page 1-4-36.
Triac
See page 1-4-36.
Fuser thermistor
Replace the fuser unit (see page 1-5-44).
Fuser thermistor
connect PWB
Replace the fuser thermistor connect PWB.
Control PWB
Replace the control PWB and check for cor-
rect operation (see page 2-2-12).
Code
Contents
Related parts
Check procedures/
corrective measures
Summary of Contents for P-4030 MFP
Page 7: ...This page is intentionally left blank ...
Page 13: ...This page is intentionally left blank ...
Page 19: ...2NM 2NX 2NY 2NZ 2P0 2P6 5 Installation Guide PF 320 Paper Feeder ...
Page 55: ...2NM 2NX 2NY 2NZ 2P0 2P6 1 2 24 This page is intentionally left blank ...
Page 386: ...2NM 2NX 2NY 2NZ 2P0 2P6 1 5 100 This page is intentionally left blank ...
Page 486: ...Installation Guide PF 320 Paper Feeder Installation Guide ...
Page 487: ...PF 320 㾌㙼 㾌㙼 PF 320 PF 320 PF 320 㪧㪝㪄㪊㪉㪇 㪧㪝㪄㪊㪉㪇䈱 㪧㪝㪄㪊㪉㪇G 㾌 㾌 PF 320 PF 320 ...