Cyrus 8 DAC - Page 17

FAULTFINDING
©CyrusAudioLtdJun2014 15 Cyrus6DAC,Cyrus8DACservicemanualIssue1
audio channels is not working, theremay bea faultwith theDAC (IC801), filter IC (IC802) or
oneofthecomponentsassociatedwiththese.
Ifafaultisfoundfromthesetests,thenextsteprecommendedistocheckthepowersupplies
totheplug‐indaughterPCB.RemovethePCBforthesetests,thenswitchontheamplifierand
checkthatthecorrectvoltagesaresuppliedatthePCBconnectorfromthemainPCB.
Ifthevoltagesmeasurecorrectly,thenthefaultmustbeonthesubPCB.