Ricoh MP 7503SP Field Service Manual page 779

6. Pull the plate away from the corner of the machine. Do not remove it.
7. Disconnect all harnesses from the RYB, and then open the clamps above the RYB to free the
harnesses.
8. Check the insulated harness on the right side of the RYB [A] and confirm that it is disconnected and
free.
Paper Feed Units
777