Canon NP6621 Service Handbook

Also see for NP6621: Service manual Service manual

7–4SERVICE MODENo. 101 Jam Location DisplayThe type of jam is indicated using the copycounter.LED (ON)J1J2J3J4J5J6J7J8J9JAJbJCType of jamPre-registration delay jamPre-registration stationary jamSeparation delay jamSeparation stationary jamDelivery delay jamDelivery stationary jamSorter jamDoor open jamCassette 3 pick-up delay jamCassette 3 pick-up stationary jamCassette 4 pick-up delay jamCassette 4 pick-up stationary jamLED (ON)JdJEJFJ10J11J12J13J14J15J16J17J25Table 7-703 Table 7-704Type of jamCassette 5 pick-up delay jamCassette 5 pick-up stationary jamDuplexing unit inlet delay jamDuplexing unit outlet delay jamDuplexing unit registration delay jamDuplexing unit inlet stationary jamVertical path roller 2 delay jamVertical path roller 1 delay jamVertical path roller 2 stationary jamVertical path roller 1 stationary jamDeck outlet delay jamJam due to electrical causes(IE: Main power off during copy)No. 107 Jam HistoryA press on the ‘1’ through ‘10’ on the numerickeypad indicates the most recent ten jams.A press on ‘1’ indicates the most recent jam.A press on ‘2’ indicates the second most recent jam.A press on ‘3’ indicates the third most recent jam.A press on ‘4’ indicates the fourth most recent jam.A press on ‘5’ indicates the fifth most recent jam.A press on ‘6’ indicates the sixth most recent jam.A press on ‘7’ indicates the seventh most recent jam.A press on ‘8’ indicates the eighth most recent jam.A press on ‘9’ indicates the ninth most recent jam.A press on ‘10’ indicates the tenth most recent jam.No. 108 Error HistoryA press on the ‘1’ through ‘10’ on the numerickeypad indicates the most recent ten errors.A press on ‘1’ indicates the most recent error.A press on ‘2’ indicates the second most recent error.A press on ‘3’ indicates the third most recent error.A press on ‘4’ indicates the fourth most recent error.A press on ‘5’ indicates the fifth most recent error.A press on ‘6’ indicates the sixth most recent error.A press on ‘7’ indicates the seventh most recent error.A press on ‘8’ indicates the eighth most recent error.A press on ‘9’ indicates the ninth most recent error.A press on ‘10’ indicates the tenth most recent error.