I have had 8 pro 907ex machines and had the same problem on a few of them and it turned out to be a cracked board down by the auger drive motor! The board is only supported on one side and the other hangs freely. Over 5-7 million clicks the vibration from the motor driving the waste toner auger created a hairline crack in the board!
Your input would be appreciated much more if it were directed toward posts LESS than 6 years old - Please and Thank you!
Edit....Actually, As i continued to browse the forum, I would suggest less than 2 years old as well, since you provided the same response to this old one:
Pro 1107EX always waste toner is full even it's empty
Every thread Ever started here is technically still "opened" friendo! But digging up 2 of them from years gone by, only aids in burying the current threads, and helps Nobody!
I just tried to point that out (snidely or not)
You've been on this site for what about 15 minutes and, 3 posts? and you're already stirring the pot?
This is NOT going to serve you well.
Allow me to get you started on what will, at your rate, be a beautiful collection of red cards!
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