Epson WF-C5890 Series User Manual page 324

Solving Problems
Straight Lines Appear when Sending Faxes from the ADF
The following causes can be considered.
There is dust or dirt on the ADF or originals.
Solutions
Clean the ADF, and remove any dust or dirt that adheres to the originals.
"Cleaning the ADF" on page 267
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The Image Quality of the Sent Fax is Poor
The following causes can be considered.
The Original Type setting is wrong.
Solutions
Select Fax > Fax Settings > Scan Settings > Original Type, and then change the setting. When the
original you are sending contains text and images, set this to Photo.
The resolution is set to low.
Solutions
If you do not know the performance of the sender's fax machine, set the following before sending a fax.
❏ Select Fax > Fax Settings and then make the Resolution setting to set the highest quality image.
❏ Select Fax > Fax Settings and then enable Direct Send.
Note that if you set Resolution to Super Fine or Ultra Fine but you send the fax without enabling
Direct Send, the fax may be sent at a lower resolution.
Image Quality of Sent Faxes does not Improve After Trying the Solutions Above
Solutions
If you cannot solve the problem, contact your printer administrator. For printer administrators, see the
following section to troubleshoot fax problems.
"The Quality of the Sent or Received Fax is Poor" on page 137
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Printing, Copying, Scanning, and Faxing Quality is Poor
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The Quality of the Sent Fax is Poor