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2-1-4. Audio
Speaker does not work
Check the conn.Between
Speaker and LOUT,ROUT
Check U311
PIN F4,E4
Check U305
PIN 10,11
Check the voltage on the speaker
line on the main b'd
END
SCH-E159 Flow Chart of Troubleshooting and Circuit Diagrams
Yes
Yes
No
Yes
No
Yes
Yes
Check U201(MSM6500)
Check U305(YMU765)
2-9
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