Have you tried using a second user account to test to see if it is hardware or software related? Jens On Aug 5, 2006, at 11:21 AM, Jan Melichar wrote: > Returning to my mac (G5, 10.4.6) after being away for ten days I > find the the sound level is very low despite being set to maximum > (in system preferences as well as in application iTunes, EyeTV, > Real Player, Bais etc. > > Sound output is via JBL speakers which I have unplugged and > replugged. The sound through the mac's own puny speaker is also > unusually low. > Any suggestions how to bring things back to audible levels would be > very welcome.