Ricoh fi-8040 Desktop Scanner - Manual (Page 357)

Specifying the Sensitivity Level for Vertical Streak Detection [Vertical
Streak Sensitivity]
Specify the sensitivity level to detect vertical streaks (dirt on the glass) when [Enable] is selected for
[Vertical Streak Detection].
Adjust the sensitivity level according to how dirty the glass is.
1 Start up the Software Operation Panel.
For details, refer to
Starting Up the Software Operation Panel (page 303) .
2 From the list, select [Device Setting 2] → [Vertical Streak Sensitivity].
3 Select the sensitivity level to detect dirt on the glass.
Low
Decreases the sensitivity level to detect dirt on the glass.
Specify this to detect dirt only when the glass is very dirty.
Normal
Detects dirt on the glass with the optimum sensitivity.
This is the factory default setting.
High
Increases the sensitivity level to detect dirt on the glass.
Specify this to detect dirt even when the glass is slightly dirty.
Scanner Settings (Software Operation Panel)
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