technics su-x955,no sound?

Hello,can any one help.i have a technics su-x955,which i've had may years but has now has stopped producing sound.i have tried all the usaul checks,cables etc.when i turn the volume right up i can just hear my cd playing.i've taken the cover of and can only see one fuse,i have down loaded a curciut map ,but cannot find any more fuses to check,if that is the problem,can anyone help please.cheers.