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Flow Chart of Troubleshooting
9-
10
9-1-5. Microphone Part
Microphone does not work
Check the
assembled status of
microphone.
Reassemblage microphone
NO
YES
resolder or change
(
R409
,
C414
,
R408
,
C409,R
445)
Check the reference
voltage on mic path
R409=2.4V
NO
Is microphone ok?
YES
Check
U300
NO
YES
END
Содержание SGH-X810
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