Philips 17SIA User Manual page 39

Adjust Menu allow you to adjust Brightness, Contrast, Focus, Position and Resolution.
You can follow the instruction and do the adjustment.
Cancel prompts user if you want to cancel installation.
Tab
Sub Menu
Heading
Adjust Brightness
Adjust Contrast
Adjust Focus (Clock & Clock Phase)
Adjust Position
Adjust Resolution
Display in Analog Display in Digital
Yes Yes
Yes Yes
Yes No
Yes No
Yes Yes