Hi my friend. I need your help ... i have canon advanced 2020 i change 4 unit drum new and the copy very nice .. But after 7 day the copy become light ,then i did full adjustment color the copy become very nice.... And after 7 day machine work the copy become light again..... now i must always i adjustment full color .. How i can repair that problem.. and now error e020-0250
Hi i have fixing unit canon irc 5185 used but same new it work only 20k i want install it in machine ... i need to know its necessary to do .. FIX-UHP-S FIX-LHP-S
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