Thanks: 
Likes: It makes single sided copies with no problem.
When doing 2-sided , it prints the first side and when it pulls in duplex unit paper it stops and paper jam. It doesn't try to pull in paper again.
Dislikes: 0
It makes single sided copies with no problem.
When doing 2-sided , it prints the first side and when it pulls in duplex unit paper it stops and paper jam. It doesn't try to pull in paper again.
jam code?Originally Posted by Gab
what gsm paper are they using?
are the duplex rollers clean?
any visible obstructions?
as always need more info from you.
10+ red cards Phil, why even bother responding?
We know a thing or two because we've seen a thing or two.
Also don't ask me for files without a contributor badge.
trying to be a kinder more helpful Phil B. brother
Recall there was a very common problem with switchback sensor actuator un-clipping or breaking.
Whatever
Whenever i have this problem on 420/500 it was always grease inside duplex clutches.
KM long time ago release TAD about this problem.
Cleaning clutches solve problem for some time but replacing clutches and removing excesive grease from duplex gears is permanently solution.
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