Epson WorkForce Pro WF-C8690 A3 Color MFP with PCL/PostScript - Manual (Page 292)

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Fax Sending Options
While sending a fax, you can select Fax Settings and select these options.
Setting Options Description
Original Size (Glass) Various sizes Sets the size for a document placed on the scanner
glass
Original Type Text Specifies the document type of your originals and
adjusts the quality of your copies
Text & Image
Photo
Color Mode B&W Select whether to scan images in black and white or
color
Color
Resolution Standard Adjusts the scan resolution and print quality of
outgoing faxes
Fine
Super Fine
Ultra Fine
Density Varying levels Lets you select from various density levels
Remove Background Auto Automatically removes any background color on
scanned images
Varying levels
available Lets you select from various levels of background
color adjustment
Sharpness Varying levels
available Lets you adjust the sharpness level of outgoing faxes
ADF 2-Sided Off Select On to enable 2-sided faxing from the ADF. The
Direct Send option and color faxing are disabled when
you turn on this setting.
On