Ricoh D124-17 Service Manual page 301

Roll Units
13. On the right side, use a long screwdriver to remove the top screw [A] and bottom screw [B] ( x2).
14. Raise the paper exit guide [A].
15. Push the roll unit harness [B] to the front over the top of the roll unit.
16. From the front of the machine, push the roll unit slightly to the left [1], and then remove it [2].
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