ECM RX in Adv. communication settings in Advanced fax settings under Fax settings is set to ON To receive color faxes , make sure that To disable ECM transmission / reception, set ECM TX
When sending a color fax , documents are always scanned in the same resolution (200 x 200 dpi). The image quality (compression rate) is determined by which scan resolution is selected, except that Extra fine and Photo
Color transmission When faxing color documents using the ADF , selects whether to convert them into black & white data if the recipient's fax device does not support color faxing.
The printer starts scanning the document. Color transmission is available only when the recipient's fax device supports color faxing . Do not open the document cover
Applies suitable corrections automatically based on the item type. The color tone may differ from the source image due to corrections. In that case, deselect the checkbox and scan.