your overclock failed to work, revert back to stock settings by resetting bios (see your mobo manual)blurblock said:I had a celeron 2.4 GHZ 24x100Mhz when i changed it to 24x132Mhz .. it had beeping sound then when i restart it again ... everything was on CD drive working light up but monitor can see anything and i did hear the beep boot up sound again ..