Top Page > Troubleshooting: TCRU/ORU > Post-Processing Option Troubleshooting > Finisher SR5050/Booklet Finisher SR5060 > Jam code J122 appears when envelopes are delivered > Cause:
When 120 to 130 large-size envelopes with flaps at the trailing edges are delivered to the finisher shift tray, a jam may occur because a flap may be caught with the paper delivery rollers.