Hi my name is ***** ***** I will be the expert working with you today to help resolve your problem.
If black vertical streaks appear on the page:• The photosensitive drum inside the toner cartridge hasprobably been scratched. Install a new toner cartridge.If white vertical streaks appear on the page:• The surface of LSU part inside the printer may be dirty.Clean the LSU
Locate the long strip of glass (LSU) inside the top of the cartridge compartment, and touch the glass to see if there is dirt and debris on the glass. If dirty, gently clean it with a drycotton swab.
Try the following steps and let me know the status of any improvement, if the problem persists reply me back and i will assist you further with more steps, Please do not rate the answer till we are finish working on it.
Sorry, I see no answer, Michelle.
Michelle, I see no answer.
I cannot find your reply Michelle.
I am sorry that you were not able to see the answer i posted it may be due to the chat system error now i have changed the chat into email mode i believe you will be able to see the answer now.
Please let me know if you are able to see or not.
Thank you Michelle, I see it now.
I have changed the cartridge and the demo copy I printed seems fine. Thank you for your help.