Originally Posted by
mascan42
1. Replacing the drum unit (including developer) temporarily solved the problem, so it's not that.
2. They're using genuine toner & drums.
3. The image is light on the drum, so it's not transfer.
There aren't any codes, the meter can't be read because the menus are locked out by a password that the customer doesn't remember, and the manuals are completely unhelpful.
Like I said, it's clearly a toner supply issue, since replacing developer solved it for a week or so before it started to degrade again, but I don't understand both machines having the same problem.
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