Service Call 620-689
D146/D147/D148/D149/D150 5-84 SM
5.7 SERVICE CALL 620-689
5.7.1 SC600 (ENGINE: COMMUNICATION AND OTHERS)
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC620-01 D ADF Communication error
After ADF connection was recognized on startup, an error is
detected. (disconnection detection)
SC620-02 D ADF Communication Error
After ADF connection was recognized on startup, an error is
detected. (Retry out due to communication error)
§ ADF connection fault
§ ADF defection
§ IPU board defection
§ Noise contamination
§ Check the ADF cable connection
§ Replace the ADF
§ Replace the IPU board
SC No. Level Error Name/Error Condition/Major Cause/Solution
SC621-00 D Finisher communication error
§ Detected an error when connecting the communication line.
§ Received a communication error notification from the URAT.
§ Finisher control board defective.
§ BCU defective
§ IOB defective
§ Connection fault between finisher and main machine.
§ Reconnect the Finisher interface cable
§ Replace the BCU
§ Replace the finisher
§ Turn the power off/on
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