HP 190 Copier "printer streak down middle page" Questions

...printer and this morning it started printing a black smudge like streak horizontally on the middle of the page. The text is printing fine just with this added streak which appears half way down the ...

...white streak down the middle of page either the cartridges are to the end of its life so please get it replaced .or there is dust in the printer so please get it serviced to avoid the problem

...streak down the middle of the page The back of the printed page has the dark streak going the whole way--very dark and using lots of ink. I've cleaned the rollers, the bottom and everything else. No ...

...streak down the middle of every page that prints. I have tried cleaning the printer, even tried replacding the cartridge, but still the same persistant streak, on every page all the way from the ...

...printer, open the top cover. Pull out the toner. Look down at the paper. If you see the prominent streak, you probably have a bad toner cartridge. If the streak is not there, check the fuser. One of ...

...down the page, and they happen in all sorts of random spots, not necessarily the same every time. It's also "shadow printing" in blue. Whatever words are on the very top of the page are also printed ...

...streak down the left side of my prints This is pretty consistant but sometimes there will be a streak down the page as well. I had this problem once as well. Open the side door and remove the waste ...

...down the middle of the page as well as faint black ink. How do I correct this. this happens on envelopes as well. Hello, this sounds to me as toner cartridge fault. Remove the crg and look at drum ...

...streak down the middle of the page. We just replaced toner not too long ago. Can it only be the toner needs replacing? You have to replaise the drum... But before you go out and get a new one cause ...