>Hello, my Q610 with netbsd 1.6.2 gave up his spirit. 
>After the "bong" I get the "sad mac sound" immediatly 
>and no video output to read a possible code. 
>Removing all ram, vram, disks, etc, did not help. 

hi,

  you did not mention the PRAM battery - did you try
to put in a fresh one?

  I've more than once seen Macs not remembering they 
were Macs (e.g. not even the startup "boing" was 
hearable) and I could "resurrect" them simply with a
new PRAM Battery

Stephan