[Ham-Mac] Blue Screen iMac

[Chris Smolinski]

Jerry,

Did you try booting up in single user mode to run fsck to repair the 
volume? fsck can't repair a volume until you're in single user mode.

Have you tried booting the OSX install CD and see if it comes up?

>Hello all,
>
>I had a power outage yesterday and now my iMac 266 Mhz blue and gray 
>desktop computer comes up with a blank blue screen (no 
>icons/desktop).  I followed all the procedures listed in Apple 
>support knowledge database and it seems that I have a file directory 
>issue using fsck. It says "overlapped extent allocation" (file 
>841318d).  How do I fix this problem?  I have tried booting up with 
>a Mac OS 9 cd but that doesn't seem to work either.  The happy Mac 
>icon appears on the screen but it just sits there and doesn't come 
>up with the desktop screen.  Please respond to my email address 
>rather than this reflector because I am in digest mode and only get 
>a batch of emails  once a day.  I am fortunate to still have this 
>Power Mac 7500 OS 9.1 so I can send out this email. I appologize for 
>using this reflector but I am desperate to get it fixed so I can use 
>the digital modes of ham radio.


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Chris Smolinski
Black Cat Systems
http://www.blackcatsystems.com