LG -P768 Service Manual page 48

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