TCL L32F3300 - Troubleshooting: Audio Failures; No Audio Diagnosis Flowchart

3ǃPicture is normal, but speaker no Audio
Have
picture, no
audio
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LV9"$QGSLQ
LV9"
Y
N
&KHFNWKHDXGLR
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DQGRWKHUFRPSRQHQWV
DURXQGWKH$XGLR
3RZHUQHW
I2S signal is right? And
R876\R877\R878\R879 should
be have sign at anytime
//LI
KDYHVLJQDO"
&KHFNWKHVSHDNHU
DQGFDEOH
&KHFN5LILV9"
&KHFNLIWKHPXWH
FLUFXLWKDYHDQ\
LVVXH
Y
Y
Y
N
N
Y
&KHFNLI
R876\R877\R878\R879
have sign at anytime
N
Check the U700