The drum in your Canon business copier, which is a part that works hand-in-hand with the toner cartridge, is susceptible to dust and dirt. A dirty drum transfers debris onto paper, resulting in dirty ...

Unlike inkjet printers, laser print heads don't get clogged with dried ink. However, dust and bits of debris can accumulate on a laser print-head lens, causing many of the same print-quality issues as ...

I work on a lot of inkjet printers that get clogged heads. Ususally I soak them in rubbing alcohol and that works ok, but is there something better? I keep reading about some mysterious print head ...