I found these settings on another online test site. They come with the qualifier that your particular room/lighting conditions may mean that you have to make small adjustments:
Viewing mode: Cinema
Contrast: 2 clicks left
Brightness: 1 click left
Colour: 3 clicks right
Sharpness: 3 clicks left for HD/1 click left for SD
Colour Balance: Warm
Colour Management: Off
P-NR: Off
Set-up Menu
Power Save: Off
Side Panel: High
Picture Overscan: Off for HD/On for SD