Problem after update the firmware

Question

I have Imac isight 20inch. After the imac update the new firmware, the apple screen is black. Althought, I can hear the sound of fan working, the white ligh, but nothing is on screen. Anybody know about that problem? Any solution will be appreciate!

Answer 1

To Apple Discussions!
Which "model" & "generation" G5 iMac do you have?
Need this info so that the knowledgeable users can provide you with the proper troubleshooting solution(s).
http://docs.info.apple.com/article.html?artnum=301724-en How to identify your iMac
http://docs.info.apple.com/article.html?path=Mac/10.4/en/mh355.html Getting information about your computer
You can have this info displayed on the bottom of every post by going to 'My Settings' which is located in the column on the right under your name, and filling in the information asked for.
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