A charged wire in a laser printer that draws the toner off the drum onto the paper. It must be cleaned when the toner cartridge is replaced.
"corona wire." YourDictionary, n.d. Web. 16 May 2018. <http://www.yourdictionary.com/corona-wire>.
corona wire. (n.d.). Retrieved May 16th, 2018, from http://www.yourdictionary.com/corona-wire