Print Quality Issues Related to Copying on the HP CM3530 AIO


I’ve seen more scanner assembly and print quality issues with the CM34350 model than any other HP all-in-one (AIO) machine. I’m not going to bore you with lots of details, but I will give you a few pointers to isolate problems and find solutions to these print quality issues, which can include black lines and background printing, among others. Here is an image copy example to help you understand what I’m talking about.

Lines-on-page

Isolating the Problem

If there are lines on your copies, print a document from the computer. If the printed page from the computer also has lines, you have a print quality problem related to the print engine. Drums, transfer belts, and the fusing assembly can be the possible culprits for print engine print quality issues.

If the printed page from the computer (or an internal test page) does not have lines we know the problem is Continue reading