Samsung SGH-P900 Service Manual page 58

Flow Chart of Troubleshooting
VCCA_2.9V
R408
TA401
C424
R411 R412
MICINP
MICOUTP
R415 C427
R416
C428
MIC+
C429 C430
MIC-
C432
R417
MICINN
MICOUTN
R418
C436
C435
10- 13
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