This is the first time I've ever been stumped by a beep code, so I thought I would post it here. I'm installing a replacement motherboard in my friend's old computer ...

Discover what the beeps your computer makes at start up mean Each time a user turns on his or her computer, the BIOS gathers information about the major system components and performs a special test ...

IIRC, 3-3-1 on an AMI BIOS is memory, first 64K i think, but never memorised the Phoenix codes. Just google BIOS beep codes, Phoenix to see if they're the same (prolly not) ...