Ricoh B230 Training Program page 142

Image Transfer
Rollers
The image transfer rollers "pull" the toner off the drum.
The grounding roller grounds the transfer belt.
The terminals from the high voltage supply board come in at the rear of
the ITB unit.
The current is automatically corrected for paper size, temperature, and
humidity
The temperature/humidity sensor is at the rear lower right side of the machine.
The bias that is applied to the image transfer belt is automatically corrected for
paper size and temperature (measured by the temperature/humidity sensor at the rear
lower right side of the machine).
Current Supplied to the ITB
Grounding
Roller
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