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What does BIOS beep sound mean?
 
1.AWARD BIOS 1short beep :System normal 2 short beep :CMOS Error 1 long beep and 1 short beep:Memory error 1 long beep and 2 short beep:Graphic card error 1 long beep and 3 short beep :AGP error 1 long beep and 9 short beep :Memory Error Continuous long beep :Memory not correctly installed Continuous short beep :Power supply unit failed 2.AMI BIOS 1 short beep :Memory Error 2 short beep:Memory parity check error. 3 short beep :basic memory 64K address check error 4 short beep :Real Time Clock malfunction . 5 short beep :CPU error 6 short beep:Keyboard error 7 short beep :CPU interruption error 8 short beep:Graphic card error 9 short beep :Memory error 10 short beep :CMOS error 11 short beep :CPU cache memory malfunction