no beep, Power Supply, 1 short beep, POST passed, 1 long beep, 1 short beep, Bad Motherboard, 1 long beep, 2 short beep, Video(EGA) Display Circuitry, 1 long beep, 3 short beep, Video (Mono/CGA Display Circuitry), 1 long beep, 8 short beep, Bad Video Card, 3 short beep, Bad RAM, 3 long beep, Keyboard or Keyboard card error, 7 short beep, Bad CPU.

CompTIA A+ Simulation - PC beep codes

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