I wanted to improve the colours of my son's (new to him) G4 and change
the monitor frequency in error...how do I undue this..it is not a mac
monitor..please help before he gets home from school...Monitor keeps
shutting down in 15 sec

System Preferences>Displays

sizzzler wrote:
> I wanted to improve the colours of my son's (new to him) G4 and change
> the monitor frequency in error...how do I undue this..it is not a mac
> monitor..please help before he gets home from school...Monitor keeps
> shutting down in 15 sec

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http://homepage.mac.com/mkatzman/

the screen is not visible...it is series of running lines, like old
black and white tv's that needed adjustment. Now the G4 will not even
stay started.