Service Call 501-584
SM 5-77 D146/D147/D148/D149/D150
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC561-00 A Pressurized Central Thermistor Disconnection
Below 0 degree C (or below 3F9) detected for (t12) seconds
continuously.
Detection period 100ms, detection count: 10 times or more.
§ Thermistor disconnection
§ Connector disconnected
§ Replace the thermistor
§ Reset the connector
§ Replace the connector
§ Replace the fusing unit
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC562-02 A Pressurized Central Thermistor Does Not Reload
Does not reach (T21) degree C after heater 1ON for (t3)
seconds.
§ Thermistor dirt
§ Thermistor deformation, float
§ Outside input voltage guarantee
§ After excess temperature rise prevention unit operation
§ Replace the thermistor
§ Make sure that the input voltage is within acceptable limits
§ Replace the fusing unit
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