While browsing the internet my iMac froze and I had to turn off the mains. It restarted but shortly after did it again. After turning off from the mains and restarting again I had a blank screen and a flashing folder icon contains a ?.
While browsing the Internet my iMac froze. I had to shut down by turning off at the mains. After a short while I was able to restart. It then happened again but this time after switching on I only got as far as a blank screen with a flashing folder icon containimg a question mark. This is now as far as I get after meant attempts to restart.
iMac (20-inch Early 2008)