HP COLOR LASERJET CP 3505 N PRINTER "cause printing black evenly" Questions

printing black pages only when i try copying,printing or scanning the copies comes out black,i tried cleaning lasers and even replaced them but sitll same thing happens.can someone please tell me what

...cartridges, no messages will appear on the device control panel or in the HP Toolbox. Since this is caused by low on ink or defective print cartridges, the best thing to do is to replace the print ...

...printing I wasnt even using color ink just the black and white. it even does it when i print in color. How do I fix this? This is a very common problem with this model printer, it is caused by toner ...

...printing the same for black and white vs color? Light printing on a side is not uncommon for these printers. It is usually caused by the laser optics getting dirty. But this usually shows up more in ...

black ink to print my notes in grayscale. Is there anyone with any tricks to help with this? Thanks so much! :) Pls put empty Colour toner It is important to have toner in each of the toner cartridges

...everytime we print we get black speckles in 7 even lines across the paper. Why is this? Usually caused by the toner cartridge, try replacing the cartridge. Especially if it is not a genuine HP ...

...cartridges that hold only 1/3-3/4 ink. Drum maybe defective, and this usually causes the grey or black in your printing. Cartridges may need replacement along with the drum. Hopefully this ...

...Black being a color, and if the sensor is damaged will cause issues like fading. Make sure you are using hp original cartridges, and if the problem is still there, contact hp for warranty options, ...

...white prints fine. In addition, the transfer sheet has a streak of blue powder on one side which causes streaks on the paper. I know how to replace this, but would this be the problem with the ...

...black lines on high res images. They are evenly spaced (3cm apart on an A4 print). This is caused by a damaged drum. The drum is the long metal cylinder inside the toner cartridge. You will have to ...