Question about Canon imageCLASS D780 All-In-One Laser Printer
The red light flashes and replace cartridge message shows in screen, i've replaced it with a new, out of the box cartridge, still shows error. it will print, but not the fax received in memory.
I had the same problem with the same model. I unplugged the phone line and the problem went away.
Posted on Nov 12, 2008
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Posted on Jan 02, 2017
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