LG LG-V909DW - Page 72

4. TROUBLE SHOOTING
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A. Check if Maximum output power is over 21dBm
3. Power level checking at output stage of Duplexer
A. To verify whether Duplexer is okay or not
B. W2100(I): Check at C100, TP3
W900(VIII) : Check at C116, TP4
W900(IV) : Check at C129, TP5
4. Check power level at output stage of Power amplifier
A. To verify whether Power Amplifier is okay or not
B. W2100: Check at C101, TP6
W900 : Check at C121, TP7
W900 : Check at C130, TP8
5. Check power level in front of Power amplifier, output from SAW Filter.
A. To verify if SAW Filter operates well or not
B. W2100: Check at C150, TP9
W900 : Check at C152, TP10
W900 : Check at C131, TP11
6. Check power level in front of SAW Filter, output from MDM6200
A. To verify if MDM operates well or not
B. W2100: Check at L109, TP12
W900 : Check at L104, TP13
W900 : Check at L118, TP14