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e-STUDIO5506AC/6506AC/7506AC (Ver01)
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5-23
5. Scanning-specific Adjustments
5.11 To Reduce Streaks in Scanning with DF
Before adjustment
After adjustment
<---- Paper feeding direction
<---- Paper feeding direction
Explanation
If streaks occur in scanning with the DF, this problem can be solved by cleaning the original glass in the DF.
Moreover, they can be made inconspicuous by changing the setting of the following self-diagnostic code.
Procedures
* Perform the steps in order as listed below.
* Both the service technician and the user can use step (1).
* Only the service technician can use step (2).
<Notes>
Normally, the use with the factory default setting (Disabled) is recommended since the adjustment may decrease
the reproducibility of fine characters and lines.
(1) Press [Scan Setting] on the control panel and select [ADF Scan Noise Reduction].
By pressing [Low], [Middle] or [High], adjust the noise reduction level to reduce streaks in scanning with
the DF.
After adjusting, perform scanning and check its image quality.
* Explanation of setting value
Setting value
Description
None
The noise reduction function is disabled. (Default)
Low
The noise reduction level is low.
Middle
The noise reduction level is medium.
High
The noise reduction level is high.