What's the output resolution if the Video setting is set to Auto Detect?

In products XMP-320/3250 series and XMP-6400,

For monitor connects -
1. HDMI only: player will use recommended resolution from EDID (Screen manufacture ID through HDMI cable).
2. VGA only: there is no auto resolution detection. Player will set to 1024 x 768, as this is the default Windows' resolution should be compatible to most of VGA screen.
3. HDMI & VGA together: player will use resolution from EDID, in this case, some VGA may not work if the EDID shows the best resolution is 1080p.