Motorola Commercial Series Service Information page 37

VHF PCB 8486769Z02-A Schematic Diagrams
USWB+ 5V 5T
CONTROLLER
5R 3V
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_R1
SPI_CLK SPI_CLK
SPI_DATA_OUT SPI_DATA_OUT
LOCK LOCK
5V
DEMOD
RX_BE RX_FE_VHF_R1
BW_SEL IF_IN IF_OUT
RSSI
5R 3V
PRESC PRESC
RX_INJ
V_STEER V_STEER
VCO_VHF_R1
V_SF V_SF
VCO_MOD VCO_MOD
TX_INJ
TRB TRB
USWB+
5R
TX_ENA
TX_VHF_R1
PWR_SET
RX_IN RX_OUT
VHF Radio Circuit Block Diagram
4-5
5T