I removed the battery-no help, I unpluged all cables and cards-no help. I left it set about 30hrs and then checked-no help. At start up the fans run, 3 long beeps and thats it. Fans keep running
" Reseat the memory.
Make sure that the contacts on the memory and the socket are clean.
Try removing one bank of memory modules at a time. (Some systems can require a memory module in Bank 0.)
Try using memory modules from the same manufacturer with the same part number and speed.
Check for a faulty memory module by trying the memory in a known good system."
good news. If it turns out to me memory, memory is currently really cheap.