Brother MFC-9440CN Laser Printer "magenta dots" Questions

Magenta Dots vertically on Left margin of page I can not find a solution to my Brother MFC 9440 CN printing magenta dots, 7 of them all vertically on the left margin. My reports go to customers, and i

my brother mfc j220 canoot print magenta color although on the display the magenta is full i clean many times but when i test print i didnt see dotted magenta. what can i do? It looks like the magenta

...dots etc indicate faulty PCR Roller which is located just behind the green drum inside the cartridge. Try cleaning it or replacing the Magenta Cartridge. If required, get the PCR Roller changed by a ...

...dots missing in the magenta and blue, but I do NOT get anything that is black to show when printing. Even on the test print no black will appear. The cartridges have been refilled and used for a few ...

...Therefore you will see Cyan, magenta and Yellow dots adjacent to each other instead of one dark grey dot. It is always a good idea to align the print heads every time a new cartridge is

...Magenta Dots showing then proceed to Cleaning and Clean the print-heads through the proceedures given on the machine. Print another test page. If Magenta Dots are fine then cleaning done. if not then ...

...magenta dots. She changed the magenta cartridge and it came out with magneta lines. She says it's the drum unit that is causing the problem. She says she cleaned the printer too and that didn't help. ...

...dots all along the page). After that, the magenta stopped working. (I still have the black dots, but I think I'll have to replace the drum to fix that one)... What to do about the Magenta? Did I mess ...

...yellow patches if the red dot occurs in a constant patter across the image there is damage to the magenta drum and it will need cleaning or replacing the yellow streaks lead to the yellow drum or ...

...dots in the middle of the page. How can i stop this? The yellow and magenta image units may be the problem. Yellow may have worn out on one end causing the yellow line. If the pink dots show up on ...