Sharp SC-5000AV with no sound

[Xboxman99]

Hi everyone i'm new here ..i do basic electronics repair
i need some tips on this problem i have a Sharp stereo model SC-5000AV turned it on one day heard a frying sounds from my speakers and then no sounds at all and could smell components buring but so far i can't find them any one have any ideas where i should start ??
thanks Terry

[HayZee518]

try the power supply first - look for some filter capacitors with bulged sides and/or burned rectifiers or a bridge rectifier that's out to lunch. look to your final amplifiers might be a mosfet that's burned up.