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Flow Chart of Troubleshooting and Circuit Diagrams
10-
12
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10-1-5. Microphone Part
Microphone does not work
Check the
assembled status of
microphone.
Reassemblage microphone
NO
YES
resolder or change
(
R534, R606,R607
)
Check the reference
voltage on mic path
R534="high"?
NO
Is microphone ok?
YES
Check
U406
NO
YES
END
Check the connetion of
L605, L606"?
NO
resolder or change
(
RL605,L606
)