Fuser Unit Related Service Call - Toshiba e-studio200l Service Handbook

5.1.9

Fuser unit related service call

CAUTION
Be sure to turn OFF the power and unplug the power cable beforehand when checking the
heater.
The fuser unit itself or the part of the unit remains heated and the capacitors are still charged
after a while the power cable is unplugged. So make sure the unit is cooled down enough
before checking.
[C410] Thermistor or heater is abnormal at power ON
1. Check the thermistors
(1) Check if the connectors are disconnected.
(2) Check if the center, side and edge thermistors are in contact with the surface of the fuser roller
properly?
(3) Check if the harnesses of the center, side and edge thermistors are open circuited.
2. Check the heater
(1) Check if the heater is broken.
(2) Check if the connector of the heater is disconnected.
(3) Check if the thermostat is blown.
3. Check the LGC board
(1) Check if the connectors CN308 are disconnected.
(2) Check if the conductor pattern on the LGC board is short circuited or open circuited.
(3) Replace the LGC board.
4. Clear the status counter
After repairing the matter which caused the error [C410], perform the following:
(1) Turn ON the power while [0] and [8] are pressed simultaneously.
(2) Key in "400", then press [START].
(3) Change the current status counter value "1" or "2" to "0", then press [ENTER] or [INTERRUPT]
(to cancel [C410]).
(4) Turn the power OFF and then back ON. Make sure that the equipment enters the normal ready
state.
e-STUDIO200L/202L/203L/230/230L/232/233/280/282/283
TROUBLESHOOTING
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