A final oddity is that the keyboard NumLock LED is always on, even when the system is turned off.<br><br>Does anybody have any idea what the 2-beep code means? Any other ideas to troubleshoot ...

The manual is not very clear as to what exactly this beep code is...It's a continuous string of fairly long beeps, but it switches from high to low, sort of like a siren. The closest thing to it ...