Question about Canon imageRUNNER 400S Copier
1:you have to replace the drum unit.
2:open the drum unit & open waste toner cap &remove the waste toner & close the cap&insret the drum unit into m/c .problem solve.
Posted on Jan 21, 2009
a 6ya expert can help you resolve that issue over the phone in a minute or two.
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Posted on Jan 02, 2017
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