
2LW/2LX-2
1-4-12
6220
Abnormally high fuser
thermistor 1 temperature
The temperature of the
fuser thermistor 1 detects
255°C/491°F or more con-
tinuously for 3 s.
Shorted fuser
thermistor 1.
Replace the fuser unit (see page 1-5-29).
Defective engine
PWB.
Replace the engine PWB and check for correct
operation (see page 1-5-30).
6230
Broken fuser thermistor 1
wire
average AD value input
from fuser thermistor 1 for
1.8 seconds is less than
one.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for continu-
ity within the connector cable. If none, remedy
or replace the cable.
Fuser unit and engine PWB (YC506)
Broken fuser
thermistor 1 wire.
Replace the fuser unit (see page 1-5-29).
Fuser thermostat
triggered.
Reinsert the fuser unit (see page 1-5-29).
Broken fuser
heater wire.
Replace the fuser unit (see page 1-5-29).
6400
Zero-cross signal error
The zero-cross signal does
not reach the engine PWB
for more than 2 s.
Defective connec-
tor cable or poor
contact in the con-
nector.
Reinsert the connector. Also check for continu-
ity within the connector cable. If none, remedy
or replace the cable.
Power source PWB (YC103) and connect-L
PWB (YC1)
Connect-L PWB (YC8) and engine PWB
(YC503)
Defective power
source PWB.
Replace the power source PWB and check for
correct operation (see page 1-5-37).
Defective engine
PWB.
Replace the engine PWB and check for correct
operation (see page 1-5-30).
7000
Toner motor lock error
During driving the toner
motor, a motor overcurrent
signal is detected for 5 s.
Lump of toner
inside toner con-
tainer.
Replace the toner container.
Defective drive
transmission sys-
tem of the toner
motor.
Replace the developing unit (see page 1-5-25).
Defective toner
motor.
Replace the developing unit (see page 1-5-25).
Defective engine
PWB.
Replace the engine PWB and check for correct
operation (see page 1-5-30).
Code
Contents
Causes
Check procedures/
corrective measures
Содержание ECOSYS FS-3140MFP
Страница 1: ...SERVICE MANUAL Published in May 2013 842LX117 2LXSM067 Rev 7 FS 3040MFP FS 3140MFP ...
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Страница 22: ...2LW 2LX 1 1 8 Figure 1 1 4 15 16 Original path Light path 15 Image scanner unit ISU 16 Document processor DP ...
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Страница 157: ...2LW 2LX 1 5 15 6 Unhook four hooks and then remove the scanner unit Figure 1 5 21 Scanner unit Hook Hook ...
Страница 210: ...2LW 2LX 2 1 15 Figure 2 1 19 Cleaning section block diagram EPWB DRPWB CL Drum Drum unit CPWB L YC504 8 ERASER Ground ...
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