2HJ/2HK-1
1-4-12
6000
Fuser temperature time-out error
(heat roller)
Doing the control which turns on the
fuser heater lamp 1 which is built in to
the heat roller of the fuser unit, the fuser
temperature which fuser thermistor 1
detects stipulated temperature did not
rise within stipulated time.
Defective installa-
tion condition of
fuser thermistor 1.
Check the installation condition of fuser ther-
mistor 1, if there is trouble, remedy or
replace. See page 1-5-26/1-5-33.
Fuser thermostat 1
operated.
Replace the Fuser thermostat 1. See page
1-5-26/1-5-33.
Defective engine
controller PWB
(A0004).
Replace the engine controller PWB (A0004).
See page 1-5-41.
Defective power
supply PWB.
Replace the power supply PWB. See page
1-5-41.
Defective fuser
PWB.
Replace the fuser PWB (KP-970*
1
/A0003*
2
).
Defective harness
of the fuser ther-
mistor 1, or poor
contact of the con-
nector terminals.
Check the harness of the fuser thermistor 1,
check the connection YC694 connector of
the fuser PWB (KP-970*
1
/A0003*
2
), if there
is trouble, remedy or replace.
Defective fuser
heater lamp 1.
Replace the fuser heater lamp 1. See page
1-5-26/1-5-33.
[16/17 ppm printer
(EUR/USA model)]
Defective harness
(S03204: 220 - 240
V AC model,
S03205: 120 V AC
model) between
fuser unit connec-
tor and fuser heater
lamp 1.
Check the continuity of the harness
(S03204: 220 - 240 V AC model, S03205:
120 V AC model), check the connection
YC694 connector of the fuser PWB (KP-
970*
1
/A0003*
2
), if there is trouble, remedy
or replace. YC694 connector of the fuser
PWB (KP-970*1/A0003*
2
), if there is trouble,
remedy or replace.
[20/22 ppm printer
(EUR/USA model)]
Defective harness
(S03204: 220 - 240
V AC model,
S03205: 120 V AC
model) between
fuser unit connec-
tor and fuser heater
lamp 1.
Check the continuity of the harness
(S03204: 220 - 240 V AC model, S03205:
120 V AC model), check the connection
YC694 connector of the fuser PWB (KP-
970*
1
/A0003*
2
), if there is trouble, remedy
or replace.
[16/17 ppm printer
(EUR/USA model)]
Defective harness
(S03203) between
fuser unit connec-
tor and power sup-
ply PWB.
Check the continuity of the harness
(S03203), check the connection CN2 con-
nector of the power supply PWB, if there is
trouble, remedy or replace.
[20/22 ppm printer
(EUR/USA model)]
Defective harness
(S03206) between
fuser unit connec-
tor and power sup-
ply PWB.
Check the continuity of the harness
(S03206), check the connection CN2 con-
nector of the power supply PWB, if there is
trouble, remedy or replace.
*
1
: 16/17 ppm printer [EUR/USA model], *
2
: 20/22 ppm printer [EUR/USA model]
Code
Contents
Remarks
Causes
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