Figure 8-63. Transceiver (Rf) Board Overall Schematic - Motorola APX 3000 Detailed Service Manual

8-118
UNSW_B+
OUT
V_2.8_RF
IN
V_SW_3.60
IN
RF_ANT
IN
BAT_STATUS
OUT
ISET
IN
RF_DAC_SPI_CS
IN
V_EXT_1.85
IN
DIG_CTRL_I_LIMIT
TX_INHIBIT
IN
SPI_DSP_MOSI
IN
F2_DMCS
IN
F2_PARAMP
IN
HF_OUT
TX_FSYNC_CONN
OUT
TX_CLK_CONN
OUT
SPI_DSP_MISO
OUT
RF_BRD_RSTB
IN
LOCK_DET_A
OUT
SPI_DSP_CLK_A
IN
TRIDENT_SPI_CS
IN
TX_DA_CONN
IN
ABACUS_SPI_CS
IN
RX_FSYNC_CONN
OUT
RX_DA_CONN
OUT
RX_CLK_CONN
OUT
F2_SYNCB
IN
16.8_MHZ_SINEWAVE
OUT

Figure 8-63. Transceiver (RF) Board Overall Schematic

SUBDESIGN_SUFFIX=12
DC_FUSED_B+
DC_LIN_1_5V
DC_LIN_2_775V DC_LIN_1_5V
DC_LIN_1_8V
DC_SWI_3_6V DC_LIN_1_8V
DC_LIN_3V
covert_dc DC_LIN_3V
DC_LIN_5V
DC_LIN_5V
RF_SW_B+
DC_BATT
RF_SW_B+
BAT_STATUS
TX_INJ
IF2
IF
1 SUBDESIGN_SUFFIX=16
1
IF4
FILT_RAW_B+ PA_OUT
IF
1
TX_7V
IF3 covert_vhf_pa
1 IF
TX_INJ
IF6
1 1 IF
VC
IF5
DIG_CTRL_ATTH
1
IF
1
SUBDESIGN_SUFFIX=11
ANA_CTRL_ISET ANA_RX_FE_FILT_VTUNE
ANA_CTRL_VSET FILT_RAW_B+
DC_LIN_1_85 TXH
DC_LIN_3V
DC_LIN_3V
TX_7V_1
DC_LIN_5V
DC_LIN_5V
VCTRL
DC_RAW_B+
RF_ANT
DIG_CTRL_I_LIMIT
RF_OUT
DIG_CTRL_TX_INH TX_SWI
covert_alc_vhf
DIG_DATA_SPI_MOSI
DIG_DMCS
DIG_GPIO49
DIG_SPI_CLK
SW_B+
RF_SW_B+
TXH_1
DIG_CTRL_ATTH DIG_CTRL_ATTH
COUPLER
16.8_MHZ_SINEWAVE
DC_LIN_5V
DC_LIN_5V
V_EXT_1.85
DC_LIN_1_875V_D
CLK_16_8_MHZ
DC_LIN_1_5V
DC_LIN_1_5V
DIG_DATA_SPI_MISO
V_2.8_RF
DC_LIN_2_775V TXH
DIG_CTRL_RSTB
DIG_TX_SSI_CLK
DIG_CTRL_LOCK
DIG_TX_SSI_FS
DIG_CTRL_SSI_TRIGGER
GPO1
DIG_DATA_SPI_MOSI
GPO2
covert_fgu_vhf
GPO3
DIG_CTRL_I_LIMIT
DIG_SPI_CLK GPO4
DIG_CTRL_SPI_TRIDENT_PE GPO6
DIG_DATA_TX_SSI DC_SUPER_FILTER_5V
VCO_IN GPO8
RX_LO
TX_INJ
TX_INJ
VCO_VCTRL
SUBDESIGN_SUFFIX=7
GPO5
DIG_CTRL_ATTH
GPO7
IF22
IF7 SUBDESIGN_SUFFIX=13
IF
1
IF
HF_IN
DC_LIN_3V RF_OUT
covert_tx_hf_vhf
RX_IN
covert_antswi_vhf
FILT_RAW_B+
PA_OUT
IF9
IF ANT_SWI
IF10
DIG_VRVS
IF
DC_LIN_1_8V
SUBDESIGN_SUFFIX=20
IF12
1 IF
DC_LIN_1_8V_A
IF13
1 IF covert_rxfe_vhf IF24
TL_RX_VHF_FE_IN
DC_LIN_5V
IF
1 DC_LIN_5V
RF_RX_VHF_FE_OUT
IF15
1 IF
DIG_CTRL_RXV TL_RX_LO
TL_RX_MIX_IN
SUBDESIGN_SUFFIX=22
IF17
IF23
IF 1
DC_SUPER_FILTER_5V IF
1
IF18
VCO_OUT
IF 1 GPO1
IF19
IF 1 covert_vco_vhf
GPO2
IF20
IF 1
VCTRL
Schematics, Boards Overlays, and Parts Lists: Main Board Block: VHF (84012512001_A)
HF_OUT
SUBDESIGN_SUFFIX=17
IF25
IF
1
HF_OUT
16.8_MHZ_SINEWAVE
CLK_16_8_MHZ
V_EXT_1.85
DC_LIN_1_875V_D
DC_LIN_3V
DC_LIN_3V
DC_LIN_5V
DC_LIN_5V
SPI_DSP_CLK_A
COVERT_RX_BE
DIG_CTRL_SPI_PC
ABACUS_SPI_CS
DIG_CTRL_SPI_PE
SPI_DSP_MOSI
DIG_DATA_SPI_PD
F2_SYNCB
SUBDESIGN_SUFFIX=21 DIG_RX_SYNCB
TL_RX_IF_OUT TL_RX_IF
covert_mixer
RF SHIELDS
SH1 SH4 SH6 SH8
2ND_LO
FGU TXFE ANT_SWI
IF SHIELD SHIELD SHIELD SHIELD
SH9
MIXER ALC1 SH5 DC SH7 RXFE ABACUS
SH2
SHIELD
SHIELD SHIELD
SHIELD
GPS/BT SH3
SHIELD
SUBDESIGN_SUFFIX=19
RX_CLK_CONN
CLK_SSI_RX RX_DA_CONN
DIG_DATA_SSI_RX_DOUTA RX_FSYNC_CONN
DIG_DATA_SSI_RX_FS
DIG_RX_BE_DOUTB
SH10 SH12 SH14
ALC/DC
PAOP
SHIELD SHIELD SHIELD
SH15
SH11 SH13
DRIVER/PA VCO
SHIELD
SHIELD SHIELD