Motorola CP040 Detailed Service Manual page 175

VHF2 PCB 8486342Z13-C Schematic Diagrams
USWB+ 5V 5T 5R 3V
CONTROLLER
TX_ENA
PWR_SET
DEMOD
BW_SEL
RSSI
5V 3V
MOD_OUT MOD_IN
16_8_MHZ 16_8_MHZ
SYNTH_CS SYNTH_CS
SYNTH_VHF_R2
SPI_CLK SPI_CLK
SPI_DATA_OUT SPI_DATA_OUT
LOCK LOCK
5V
DEMOD
RX_BE RX_FE_VHF_R2
BW_SEL IF_IN IF_OUT
RSSI
5R 3V
PRESC PRESC
V_STEER V_STEER
VCO_VHF_R2
V_SF V_SF
VCO_MOD VCO_MOD
TRB TRB
5R
TX_ENA
PWR_SET
RX_IN RX_OUT
RX_INJ
TX_INJ
3-7
USWB+ 5T
TX_VHF_R2
VHF2 Radio Circuit Block Diagram