AOpen AX34-U Motherboard "loud beeping noise turn computer" Questions

loud, steady noise like an alarm a few seconds after I turn on the PC You can check the meanings of the error beep codes HERE. Every beep code means something different. The bad thing is that the code

...loud beeping noise. Neither of us had any idea what it was. At that point, we put in the original RAM and the computer still made the loud noise (neither computer came on at all). SO...next we tried ...

Loud Continious Alarm noise coming from the Piezo buzzer Hi All, Would appreciate any help on this. What's happening: When I power up my Compaq Presario, I hear the normal beep/ hum/ fans spinning ...