Ricoh C211 Service Manual page 117

2.3 TRANSPORT ROLLER PRESSURE ADJUSTMENT:
VT2300/VT2500
Purpose :To ensure that the original does not skew
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6.
Set the ADF ON/OFF switch to OFF,
Open the scanner unit [A] and place strips of paper (45 g/m2) over the front
and rear ends of the transport roller [B].
Close the scanner unit.
Confirm that the strips of paper can be pulled out at both ends of the roller
with the same amount of force,
If the pressure is not the same at both ends, loosen the mounting screw [C]
and adjust the transport roller pressure by sliding the adjustment plate [D] up
or down.
Tighten the mounting screw after adjusting the roller pressure.
5-5