Brother MFC 7420 All-In-One Laser Printer "sometimes print blank" Questions

...blank, but sometimes prints normally. Any ideas? thank you Try new toner cartridge, or even the old one if you still have it. Check if the grinding noises go away. Changing the toer cartridge ...

Changed ink cartridges in printer...haven't used in sometime for printing. tried printing from word doc and used copy feature...and pages are blank. Will not print emails

...cycles. Then, according to one expert, wait 12 hours, and try a "test" print -- he says that sometimes just WAITING after doing the head-cleaning improves things. Weird, but he swears by

...but it will not print. Pages are blank. Sometimes many cleaning cycles will clean the printhead, it uses a lot of ink. The best is a new printhead but the price plus labor is more than a new MFC ...

...print copy & photostated copy, is there any difference ? I have the same problem. It appeared to happen only after I changed the drum but Brother says it's not the drum but could be the laser or ...

...print. I have tried to make copies and recieve faxes but only get blank pages. There have been no error codes that I know of and there are none now on the display. hi, first take a printer self test ...

...sometimes. I can print some things fine, and other pages come out blank. I have cleaned the machine several times (8-10). I changed the cartridge the cartridge is generic or original, some times ...

...print out another test sheet and hopefully it will work then, otherwise tell it NO again and have it do another cleaning, sometimes it does take a few times. This happened to me the other day when I ...

...print, scan works fine but since last week won't receive fax. When someone sends fax, it just rings. The first thing that I would try multiple people to ask them to fax you.Sometimes the 2 ...

...print server to make this a network printer. Since these changes, the printer sometimes prints fine and sometimes prints blank pages. If I turn off the printer and then turn it on, it works fine on ...