✔ 最佳答案
You have to aware the toner and Drum... especial the drum. if your drum is crash... (such as something stick on your paper, and you use it to print... (recycle paper)), you may crash the drum, once is happan, when you print everything, also have a <mark>at the same location. either you replace it.. but the cost around 50% of your printer
Fuser.. is like the fuse... to protect your printer... if you use safety.. no need to replace until the printer deal... unless your printer is like a BIG copier size.. otherwise.. you no need to worry!!