you could install an off/on switch between psu and sb3...if its not powered its not going to see an output from the sb3.
-- zanash Acoustician and builder of interesting cables ------------------------------------------------------------------------ zanash's Profile: http://forums.slimdevices.com/member.php?userid=12157 View this thread: http://forums.slimdevices.com/showthread.php?t=40513 _______________________________________________ audiophiles mailing list audiophiles@lists.slimdevices.com http://lists.slimdevices.com/lists/listinfo/audiophiles