Transfer Mechanism; Transfer Guide Bias; Transfer Guide Bias Control - Canon iR4570 Series Service Manual

Chapter 7

7.10 Transfer Mechanism

7.10.1 Transfer Guide Bias

7.10.1.1 Transfer Guide Bias Control

0007-5295
iR2270 / iR2870 / iR3570 / iR4570
To prevent soiling of the transfer guide with toner or the photosensitive drum with toner images, the following
transfer guide bias is applied to the transfer guide. The surface of the transfer guide is covered with an insulating
sheet.

Transfer guide bias

1st side: -570 V
2nd side: -740 V
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