Kalley K-LED24HDT2, Руководство по обслуживанию

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3
、
Abnormal sound
：
Abnormal sound
Individual sound
Check all sound
signal source
source
Check the sound signal
Check sound IC
link to main IC
N
N
Y
Check the power of
Check the peripheral Check wave filter and
sound IC
circuit of main IC,SW
speaker
？
Y
Check the mute
function