Kyocera TASKalfa 7002i Service Manual page 1269

Step Check description
10 Replacing the IH unit
C6200: Fuser IH ends heating error
The temperature detected at the fuser edge thermistor does not reach 100°C / 212°F within 60s since warm-
up starts. The temperature detected at the fuser edge thermistor does not reach the ready display tempera-
ture within 60s since it reaches 100°C / 212°F during warm-up.
Step Check description
1 Removing foreign material
2 Reinstalling the fuser unit
3 Firmware upgrade
4 Checking the connection
5 Replacing the fuser unit
6 Checking the IH core
motor
7 Replacing the current
PWB
Assumed cause
The IH unit is faulty.
Assumed cause
There is foreign material
between the fuser unit and
the IH unit. Or, foreign
material adheres on the
heat roller.
The connector of the fuser
unit is not properly con-
nected.
The firmware is not the lat-
est version.
The connector is not prop-
erly connected. Or, the
wire is faulty.
The temperature is not
properly detected due to
the broken wire or the
thermistor error in the fuser
unit.
The small size shield plate
of the IH core motor does
not shift to the proper posi-
tion.
The current PWB is faulty.
7-409
Measures
Replace the IH unit.
Measures
Remove foreign objects if
they are in between the fuser
unit and the IH unit or on the
heat roller. After that, rein-
stall the fuser unit.
Check if the pins of the con-
nector of the fuser unit are
not bent, and correct the pins
if bent. If there is no problem
at the pins, reinstall the fuser
unit so that the connector is
firmly connected.
Upgrade the engine firmware
to the latest version
Clean the terminal of the fol-
lowing wire connectors and
reconnect the connectors. If
there is no continuity, replace
the wire. • Connector of the
fuser unit - Engine PWB •
Connector of the fuser unit -
IH PWB • IH PWB - Engine
PWB • IH PWB - Feed PWB
Replace the fuser unit.
Execute U030 [IH Core] and
check the IH core motor rota-
tion. If the motor does not
properly operate, repair it.
Replace the current PWB.
2WA/2NJ/2RK
Reference
Detaching
and reat-
taching the
IH unit
Reference
Detaching
and reat-
taching the
fuser unit
Detaching
and reat-
taching the
fuser unit
Firmware
Update
Wiring dia-
gram
Detaching
and reat-
taching the
fuser unit
Executing
U030