I have intel d945gcnl motherboard. when i start my computer there are three long

[SudhirMakvana]

I have intel d945gcnl motherboard.
When i start my computer there are 3 long beeps and nothing display on monitor.
i checked my RAM it is ok.
I change slot.
But problem does,nt solved.

help me

 

[PhilFrisbie]

That might indicate a keyboard error; try another one.