Motorola CP040 Detailed Service Manual page 349

UHF (438-470 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486348Z09-A)
Chapter 5 UHF (438-470 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486348Z09-A)
USWB+ 5V 5T 5R
CONTROLLER
3V
TX_ENA
PWR_SET
DEMOD
BW_SEL
RSSI
5V
MOD_OUT MOD_IN
16_8_MHZ 16_8_MHZ
SYNTH_CS SYNTH_CS
SYNTH_UHF_R2
SPI_CLK SPI_CLK
SPI_DATA_OUT SPI_DATA_OUT
LOCK LOCK
5V
DEMOD
RX_BE
BW_SEL IF_IN
RSSI
3V
PRESC PRESC
V_STEER V_STEER
VCO_UHF_R2
V_SF V_SF
VCO_MOD VCO_MOD
TRB TRB
5R
RX_FE_UHF_R2
IF_OUT RX_IN
5R 3V
RX_INJ
TX_INJ
UHF2 (438-470 MHz) Radio Circuit Block Diagram PCB No. 8486348Z09-A
3-39
USWB+ 5T
TX_ENA
TX_UHF_R2
PWR_SET
RX_OUT