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June 30, 1998
After the image transfer is completed, the
charge on the transfer belt holds the paper
to the transfer belt. After separating the
paper from the transfer belt, the transfer
belt is discharged by the transfer belt drive
roller [A].
The transfer power pack [B] inside the
transfer belt unit monitors the current (I
and I
) fed back from the drive rollers at
2
each end of the transfer belt to adjust the
transfer current.
Then, the power pack adjusts I
the current through the drum (I
constant, even if the paper,
environmental conditions, or transfer belt
surface resistance change.
The varistor [C] keeps the voltage at the
cleaning bias roller [D] constant if there
are fluctuations.
IMAGE TRANSFER AND PAPER SEPARATION
[C]
1
to keep
t
)
3
2-81
A229D509.WMF
[B]
A229D503.WMF
[A]
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