We may have found other answers which could help you.
Click here for Monitor Display Settings
My monitor takes about 20 minutes to boot up?
my monitor powers up for a minute then goes black barely readable wot can v?
How can I fix my Medion MD7475AC monitor?
How can I improve the warm-up for my Medion 19-inch monitor?
Front Panel/cover for Medion MD8080XL?
My Medion 19" monitor goes white or won't switch on?