Ricoh MET-C1 - Page 511

SC No. Level Error Name/Error Condition/Major Cause/Solution
SC551-02 A Edge NC Sensor Disconnection
3ED - 3FF (FB voltage: 3.243V-3.300V) is detected for (t13) seconds
continuously (NC sensor center: detection & compensation NC sensor
edge: detection & compensation).
Detection period: 100 ms, detection frequency: 10 times or more.
• NC sensor disconnection
• Connector disconnected
• Replace the NC sensor
• Reset the connector
• Replace the connector
• Replace the fusing unit
SC551-03 A
Edge NC Sensor Short-circuit
AD value: 0-13 (FB voltage: 0.000V-0.041V) (*3) is detected for (t14)
seconds continuously.
Detection period: 100 ms, detection frequency: 10 times or more.
• NC sensor short-circuit
• Connector disconnected
• Replace the NC sensor
• Reset the connector
• Replace the connector
• Replace the fusing unit
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC552-02 A Fusing Central Thermopile Does Not Reload
(T21) degrees C not reached after heater 1 ON for (t3) seconds.
SC552-03 A Fusing Central Thermopile Does Not Reload
Heating edge reload permission temperature not reached after heater 1
ON for (t312) seconds.
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