Ricoh D131 Service Manual page 521

SC700: Peripherals
SC720-87 D
SC722-01 D
Transport motor error (D610)
A pulse signal from the transport motor could not be detected within
the prescribed time. The first detection triggers a jam code, and the
SC722-10 B second detection triggers this SC.
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
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SC722-24 B
D131/D132/D133
Finisher punch motor error (D611/D612)
The punch HP sensor is not activated within the specified time
after the punch motor turned on. The 1st detection failure issues a
jam error, and the 2nd failure issues this SC code.

Punch HP sensor disconnected, defective

Punch motor disconnected, defective

Punch motor overload due to obstruction
Downstream finisher communication error
No response signal was received from the downstream finisher
(D610) after 3 attempts

Finisher I/F cable loose, broken defective

Finisher control board defective
Motor overload due to an obstruction
Motor harness connector loose, broken, defective
Motor defective
Exit guide motor (D610)
The status of the exit guide sensor did not change at the
prescribed time during operation of the exit guide.

Exit guide open sensor loose, broken, defective.

Exit guide motor defective

Finisher main board defective
2-54 SM Appendix