Hi, Reset SMC and PRAM Try booting in Safe Mode.(hold down the shift Key during start up) Booting into single user mode (command-s) to try fsck Try repairing permission and run disk first aid
If this does not help, better to reinstall. Regards, Karthikeyan M On Tue, Oct 6, 2009 at 10:49 PM, Shreyas Kulkarni <shreyash1...@gmail.com>wrote: > > Dear all, > > One of my friend have iMac 20" and he bought Snow Leopard , install > but after installation Machine Restart but it shows only Apple logo > and showing processing circle. > > No next step shown. > > Please tell any suggestion for this problem. > > Shreyas >