Ricoh MP 2553

[Mark Bbb]

drum charge problem

oh no!
you would have full black!!!!
sorry !!!

[Mark Bbb]

the supplied toner is blocked somewhere, check all pcdu openings for obstruction

[francisco]

gears in developer unit brocken

[DRichard]

Yes toner was spewed all over the place, down into tray 1 and 2, all over developer unit. I vacuum cleaned the entire machine, put it together and its shooting blank copies. No error codes showing.

Spilled toner blocking laser from exposing the drum? Clean slit glass and make sure you have cleaned any toner piled outside the laser unit AND inside too. I know you said you have cleaned up the spills, but this is the only other thing that I could think of. My apologies if you have already done this too. Good luck.

[Phil B.]

Spilled toner blocking laser from exposing the drum? Clean slit glass and make sure you have cleaned any toner piled outside the laser unit AND inside too. I know you said you have cleaned up the spills, but this is the only other thing that I could think of. My apologies if you have already done this too. Good luck.

+1

[mikadonovan]

I vacuum cleaned the entire machine, put it together and its shooting blank copies.

Ok, if you put it together, that means you had things disassembled. If it was imaging before you did that, you need to backtrack everything that you did and check for self-made problems like unseated connectors and such. If you pulled and vacuumed the LD unit, it is possible you smoked a pcb with static, or a cable was reinstalled incorrectly.

[mikadonovan]

Ricoh MP2553 prints blank copies. This started after client installed new toner.

I don't have any of this model, but is it possible the cap from the old toner bottle is stuck in the toner supply unit?

[mga]

Yes toner was spewed all over the place, down into tray 1 and 2, all over developer unit. I vacuum cleaned the entire machine, put it together and its shooting blank copies. No error codes showing.

Was it toner or developer could of dumped dev