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I notice that the Guide Plate (D039 6221 GUIDE PLATE:TRANSFER UNIT) is also broken where it should hold the pin from the transfer unit (D039 6210 TRANSFER/SEPARATION UNIT:SECOND:ASS'Y) but I'm not convinced this actually has anything to do with the problem, since this shouldn't have any effect or relation to the symptoms above. While checking the machine, on one occasion SC670 is triggered, but on reset and machine restart does not return. Running SP7-507 reports jam code 064, which implies the Inverter Sensor is shorted somehow. After checking thermistors and noticing the wear, the fuser was replaced with a genuine new fuser from Ricoh.Īlso of note, the gate pawl (D039 4588 GATE PAWL:REVERSE:ASS'Y) was extremely brittle, and easily broke with a light touch to the fins.Īfter finishing up and resetting the PM counter (SP 3902-014 set to 1) the machine was happy, and printing nicely for about a day or two.Īt this point, the machine begins reporting jam code J001 (area C) on startup. Thanks.I've been working on a Ricoh Aficio MP C2550 for a while. Please rate my Answer - if it answers your question, and hopefully, favorably - so that I may be paid for the work I have done on your question.

Let me know if, after the necessary cleaning of the printer's paper path, you find that the message persists, and I will instruct you further. Of course, if the paper jam message comes up only after the printer tries to take up paper from the paper tray(s) and fails to, then that means the paper pickup rollers need a slightly different kind of cleaning.

Let me know what you observe or find out. Close up: put everything back in, close covers, etc. Carefully, to avoid touching, spraying, moistening, abrading, or exposing to direct light for longer than 1 minute out of 15 or more, the shiny, usually blue-green (but sometimes red-purple) photosensitive 'drum' or roller, which is easily damaged. Spilled toner? bent or broken parts? stuck sensor switch? tabs or tape not removed from toner cartridge(s)? Clean (carefully): Take a dry white or light colored high-quality lint-free rag cloth, and wipe firmly all possible plastic or especially metal surfaces that could have toner/paper dust/fluff/anything on them. Inspect: look for anything wrong or odd in the problem area. Get access to the internal workings, esp. Here's a general cleaning procedure you (or a maintenance or laser printer servicing person) will need to go through: - It is usual, with all laser printer problems, to Open, Inspect, Clean (carefully), Close Up, and Try Again. Yes, toner or dirt or paper dust or paper scraps jamming a paper position sensor is very much a possibility in this case. I will do my best to provide the right answer to your question.