Panasonic TH-50C300K - Abnormal Sound

TH-50C300K/TH-50C300M/TH-50C300S/TH-50C300T/TH-50C300X
15
6.3. Abnormal sound
• It is need to check Tuner's outputs when in TV source and check the IIS signals from main IC. Check the Mute circuits and AMP
reset's function.