To regain normal scanning speed, leave the scanner idle for at least 30 minutes. Scanning speed does not recover
even if the power is
o.
Scanning Takes a Long Time
❏ e scanning speed may slow down depending on the scanning conditions, such as high resolution, image
adjustment features, le format, communication mode, and so on.
❏ Computers with USB 3.0 (SuperSpeed) or USB 2.0 (Hi-Speed) ports can scan faster than those with USB 1.1
ports. If you are using a USB 3.0 or USB 2.0 port with the scanner, make sure it meets the system requirements.
❏ When using security soware, exclude the TWAIN.log le from monitoring, or set the TWAIN.log as a read-
only le. For more information on your security soware’s functions, see the help and so on supplied with the
soware. e TWAIN.log le is saved in the following locations.
C:\Users\(user name)\AppData\Local\Temp
Related Information
& “Registering a Destination (FTP)” on page 152
& “Registering a Destination (SharePoint(WebDAV))” on page 153
Scanned Image Problems
Lines (Streaks) Appear when Scanning from ADF
❏ Clean the ADF.
Straight lines (streaks) may appear in the image when debris or dirt gets into the ADF.
❏ Remove any debris or dirt that adheres to the original.
❏ Using Glass Dirt Detection feature, a notication is displayed when dirt is detected on the scanner glass inside
the scanner.
Select Settings on the home screen > Scanner Settings > Glass Dirt Detection, and then select On-Low or On-
High.
When an alert is displayed, clean the glass surfaces inside your scanner using a genuine Epson cleaning kit or a
so cloth.
“Cleaning Inside the Scanner” on page 174
Note:
❏ Some stains may not be detected correctly.
❏ If the detection does not work correctly, change the setting.
If no stains are detected, select On-High. If stains are detected incorrectly, select On-Low or O.
Solving Problems
>
Scanned Image Problems
>
Lines (Streaks) Appear when Scanning from ADF
218
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