LCD TV Service Manual

7.4 Troubleshooting for Audio

No sound

Check connecter

NO

Check speaker wire

NO

Check speaker set

NO

Replace main board

YES

YES

YES

YES

Reconnect

Replace speaker wire

Replace speaker set

OK

NO

Replace PSU

Hisense Confidential

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Hisense LCD47P69P, LCD42P69P service manual Troubleshooting for Audio