After the series of 3 long 4 short beeps occurs five times, the PC boots to
Check if a device is causing the problem by removing ALL attached devices (such as hard, diskette, or optical drives, and expansion cards).
Worked great, I sent it to him, he got it. A 'quick fix' that we use to get the system running again (95% success) is to unplug the pc, remove the memory and reinstall it.