1.Replacement and Adjustment
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and lower rollers of the flat fold booklet unit.
• With the factory default, the upper and lower rollers of the flat fold booklet unit are not aligned
vertically. There is a 3mm difference [D] between the upper and lower rollers. However, you can
change the lower roller position from [B] (factory default) to [C]. If you change the lower roller
position to [C], the difference becomes 0mm. In this condition, the upper and lower rollers are
aligned vertically.
• If the toner does not stick well to the folding line of the booklet due to excessive folding strength,
change the lower roller position to [C]. In this position, the booklet will be thicker than the factory
default position.
• If you want increase the folding strength, the lower roller position should be [B] (factory default
position). In addition, this will make the booklet thinner.
If you want to reduce the folding strength, the lower roller position should be [C] (the difference in
alignment is 0mm). In addition, this will make the booklet thicker.
Difference in Alignment and Folding Strength