LG -P940 Service Manual page 76

4. TROUBLE SHOOTING
GSM 850,900,1800,1900 Band TX/RX Signal PATH
A. GSM 850 RX PATH
B. GSM 900 RX PATH
C. GSM 1800 RX PATH
. GSM 1900 RX PATH
E. GSM 850,900 TX PATH
F. GSM 1800,1900 TX PATH
G. COMMON TX/RX PATH
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