Apple iMac G5 MA064LL/A Desktop "white screen computer" Questions

...screen was white. Turned it off and restarted. Screen was white with apple for a few minutes, then went to white screen and now has black and white horizontal lines with rectangular white/black boxes ...

white screen on startup get a white screen on startup replaced harddrive a couple of days ago and was working fine till the white screen Thank for contacting Fixya, I will be glad to assist you.When ...

white band on my Imac screen? not sure why this is- its only just happened haven't moved the computer its just like a white stripe from top to bottom in the right half of the screen anyone know how to

...screen stayed blank and the white circle was on in the bottom right corner. I hear the start up noise/beep and then everything stays blank (except the white circle) and after a minute or two the fan ...

...10.6.6 doesnt starts up it freezes on the white screen w. the apple and the loading bar or circle! Try turning on the computer while holding down Command+Option+P+R until you hear the boot tone

How to Boot up apple imac White screen, Apple Logo and spinning buttun Hold down the power button until the computer turns off. Then restart.

white bar on right side of screen Appeared suddenly after I changed the view zoom settings. After resetting the zoom, the white vertical bar remains. What to do? Try a reboot. If it remains, shut down

...screen I just noticed a white vertical line running the length of my IMAC screen. it is there even when i went on firefox. it was not there yesterday. it just appeared. this is my only ''working'' ...

...screen is white with apple logo and loading sign and thats it dosent do no more than that mac osx Reboot the computer while holding the V key.  This will boot in verbose mode and show you the ...

white band on my Imac screen? not sure why this is- its only just happened haven't moved the computer its just like a white stripe from top to bottom in the right half of the screen anyone know how to