LG L705ix Service Manual page 130

Main RF signal
UMTS 800 TX: UMTS 800 Tx RF signal
UMTS 800 RX: UMTS 800 Rx RF signal
UMTS 2100 TX: UMTS 1900 Tx RF signal
UMTS 2100 RX: UMTS 1900 Rx RF signal
TX_I/Q: I/Q for Tx of RF
RX_I/Q: I/Q for Rx of RF
Control signal
UMTS PA_CTL signal
PA_ON0, 1: UMTS Tx Power Amp Enable
PA_R0: WCDMA Tx Power Amp Gain mode Control
TRK_LO_ADJ: TCXO(19.2M) Control
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