1.SC Codes
211
3. Motor defective
Check that the motor can be rotated as a single component, and its drive is transmitted to other
components. Also check if the motor is overloaded.
If the motor is defective, replace it.
4. Board defective
Check if there are any traces of short circuit on the board. If so, replace the ADF control board.
SC703-01
Error Name
Double Feed Detection Error (1-Pass ADF)
Pattern
B
Error Condition
A error signal was detected during double feed detection.
Major Cause
1. Power of downstream unit is not turned on.
2. Connector between the ADF control board and the URB is not connected properly.
3. Harness between the ADF control board and the URB is damaged.
4. Double feed detect sensor (emitter) [PCB44] is defective.
5. URB is defective.
Solution
1. Connector between ADF control board and URB not connected properly
Check all the connectors are properly connected. (connectors not disconnected or half-inserted)
Reconnect the connectors.
2. Harness between ADF control board and URB damaged
Check if the harness is damaged or exposed.
Replace the harness if it is not in good condition.
3. URB defective
Check if there are any traces of short circuit on the URB. If so, replace it.
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