Samsung SPH-A900 - Page 42

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Flow Chart of Troubleshooting
7-14
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7-3 Tx
7-3-1 CDMA/PCS mode
Check
S1M8690X(U402)
pin30(R403)
OK?
Check
S1M8690X(U402)
P_OUTB(L408)
C_OUT(C432)
RF OUT Level
OK?
YES
NO
Check
PLL
OK?
Check
PCS:PA(PAM400)
CDMA:PA
(PAM403)
Output Level
CDMA/PCS Abnormal
Transmitter section
NO
NO
NO
NO
End
YES
NO
YES