LG KU250 Service Manual - Page 75
Signal Path_gsm Rf
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4. TROUBLE SHOOTING 4.3 SIGNAL PATH_GSM RF Common Tx/Rx GSM900 Tx DCS/PCS Tx EGSM900 RX PCS Rx DCS RX Tx I/Q LO RX I/Q - 76 -
4.3 SIGNAL PATH_GSM RF
4. TROUBLE SHOOTING
- 76 -
Common Tx/Rx
GSM900 Tx
PCS Rx
Tx I/Q
LO
RX I/Q
DCS/PCS Tx
EGSM900 RX
DCS RX