how does a photocopier drum work?

What Does Copier Drum

how does a photocopier drum work?

The drum is a crucial part of the body of the Photocopier machine/printer. It acts as a rolling stamp and applies the Toner in the sheet of paper.  A Drum is a metal roller enclosed by a Photoconductive material. This layer is made up of Selenium, Germanium or silicon. They are semiconductors.  In light, they are conduct electricity and in dark they are good conductors.

The Drum has a key role in deciding print quality. The images or texts copied on the drum before it copies on the paper. Damaged or dented drum affects the print quality. The Copier Drums have a limited life. They can only copy a specified number of pages. After this limit, they need replacement. For getting good quality prints, you have to do proper care of your Copier Drum. Clean the drum at specific intervals.

The Method of Cleaning the Copier Drum

• Unplug your copier, wear gloves to protect your hand.
• Open photocopier door and find Photocopier Drum with the help of your photocopier manual.
• In most of Copiers, the Drum is situated near the Toner Cartridge, so remove the Toner Cartridge.
• Rotate the Drum by its spindle and wipe it with a flannel cloth dipped in Brasso or Alcohol.  
• Do this quickly to avoid contact with light, it may damage the Drum.
• Continue this process until all dust get removed.
• Then place it back to your machine, close the door, turn on the Copier.