Transceiver (Rf) Boards: Uhf2/ 700-800 Mhz; Figure 8-81. Mnus4002A/E Transceiver (Rf) Board Overall Circuit Schematic - Motorola APX 7000 Detailed Service Manual

Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF2/ 700–800 MHz
8.7 Transceiver (RF) Boards: UHF2/ 700–800 MHz
DC_BATT
DC_SWI_3_6V
DC_FUSED_B+
DC_RAW_B+
FILT_RAW_B+
1
DC_BATT
DC_SW1_3_6V
DC_FUSED_B+
DC_LIN_1_875V_D
DC_LIN_1_875V_D
ANA_CTRL_ISET
ANA_CTRL_ISET
DIG_SPI_DAC_PE
DIG_CTRL_SPI_DAC_PE
DIG_CTRL_I_LIMIT
DIG_TX_INHIBIT_TYPE1
DIG_CTRL_TX_INHIBIT_TYPE_1
DIG_SSI_TRIGGER
DIG_CTRL_SSI_TRIGGER
MACKINAW_CONN_MISC DC_LIN_2_775V
DC_LIN_2_775V
DIG_CTRL_IO49
DIG_CTRL_IO49
DIG_CTRL_RSTB
DIG_CTRL_RSTB
DIG_CTRL_LOCK
DIG_CTRL_LOCK
DIG_DATA_SPI_MOSI
DIG_DATA_SPI_MOSI
DIG_SPI_CLK
DIG_SPI_CLK
DIG_CTRL_TXH1
DIG_SPI_TRIDENT_PE
DIG_CTRL_SPI_TRIDENT_PE
DIG_CTRL_T78H
DIG_SSI_TX_DATA
DIG_DATA_TX_SSI
DIG_TX_SSI_FS DC_LIN_1_5V
DIG_SSI_TX_CLK
DIG_TX_SSI_CLK
DIG_DATA_SPI_MISO
DIG_CTRL_SPI_ABACUS_PE
DIG_CTRL_SPI_ABACUS_PE
DIG_DATA_SSI_RX_FS
DIG_DATA_SSI_RX_FS
DIG_DATA_RX_DOUTA
DIG_DATA_SSI_RX_DOUTA
CLK_SSI_RX
CLK_SSI_RX
RF_GPS TL_GPS
DIG_XTRL_TR
DIG_SYNCB
DIG_SYNCB
CLK_16_8_MHZ
CLK_16_8_MHZ DIG_CTRL_RMTH
TL_AUX
RF_AUX
RF_ANT
TL_ANT
DIG_SSI_TX_FS
DIG_CTRL_RMTH TL_ANT
RF_GPS_DPLEX RF_ANT
DC_LIN_3V
DC_LIN_3V
2 DC_LIN_5V
DC_LIN_5V
DC_LIN_3V
DC_BATT
DC_SWI_3_6V DC_LIN_3V
MACKINAW_DC
DC_LIN_1_8V_A
DC_LIN_2_775V
DC_LIN_1_8V
DC_FUSED_B+
DC_LIN_1_5V
DC_RAW_B+ DC_LIN_1_5V
17
1 TL_PA2HF_1
IF IF5
FILT_RAW_B+
TL_PA2HF_1
IF 1 IF6
RF_IN_1 MACKINAW_TX_HF_UHF2
IF10
MACKINAW_UHF2_PA
IF 1 IF7 1
IF
TX_7V_1
RF_OUT_1
1 MACKINAW_TX_HF_UHF2
IF IF8
VC_1
10
IF1 1 IF
FILT_RAW_B+ TL_PA2HF_2
1
IF2 IF
RF_IN_2
1 MACKINAW_7_800_PA
IF3 IF IF9
TX_7V_2
MACKINAW_TX_HF_7800
1 TL_PA2HF_2 1 IF
IF4 IF
RF_OUT_2
VC_2
DC_LIN_5V
11
TL_ANT
DC_LIN_5V
RF_ANT
TL_AUX TL_HF_OUT_1
DC_RAW_B+
VC_1 TL_HF_OUT_2
RF_AUX
VC_2
FILT_RAW_B+
HF_OUT_1
DIG_CTRL_I_LIMIT
HF_OUT_2
TX_7V_2
DC_LIN_1_875V_D
TX_7V_1 DC_LIN_1_875V_D
DIG_CTRL_RMTH
TL_TX_IN_2
MACKINAW_TX_ALC
TL_TX_IN_1 DC_LIN_3V
DIG_CTRL_RMTH
ANA_CTRL_ISET DC_LIN_3V
ANA_CTRL_VSET DIG_CTRL_ATTH
DIG_DMCS DIG_CTRL_VR
DIG_GPIO49
DIG_CTRL_TX_INH
TL_LO2TX
TL_LO2TX ANA_RX_FE_FILT_VTUNE
TL_RX_FE_BAND1_IN
RX_IN_1
TL_RX_FE_BAND2_IN
RX_IN_2
TXH_1
TXH
TXH_2
DIG_DATA_SPI_MOSI RF_GPS_DPLEX
RF_GPS_DPLEX
DIG_SPI_CLK
DC_LIN_1_875V_D
DC_LIN_5V
7
DC_LIN_5V
DC_LIN_1_875V_D
DC_LIN_1_5V
DC_LIN_2_775V DIG_CTRL_I_LIMIT
DIG_CTRL_T78H
DIG_CTRL_I_LIMIT
DIG_CTRL_TXH1
DIG_CTRL_TR
TL_TX_LO DIG_CTRL_BAND_SELECT
DIG_CTRL_FEBS
MACKINAW_FGU
DIG_CTRL_RX78_LNA
DIG_CTRL_R78H
DIG_CTRL_RMTH
DIG_CTRL_RX7H NC
DIG_CTRL_RSTB DIG_CTRL_RX78_SWI
DIG_CTRL_RX8H
DIG_CTRL_LOCK
DIG_CTRL_SSI_TRIGGER
DIG_DATA_SPI_MOSI
DIG_CTRL_ATTH
DIG_CTRL_ATTH
DIG_SPI_CLK
TL_RX_LO
DIG_CTRL_SPI_TRIDENT_PE
DIG_DATA_TX_SSI
CLK_16_8_MHZ
DIG_SPI_MISO
DIG_DATA_SPI_MISO
DIG_TX_SSI_CLK
DIG_TX_SSI_FS
13
TL_RF_GPS_OUT
MACKINAW_GPS
16
IF 1 IF23
HF_OUT_2
ANA_RX_FE_TUNE
IF 1 IF13
DC_LIN_1_8V_A
MACKINAW_RX_FE_UHF2
1 IF15
IF
DIG_CTRL_RXU
1 IF14
IF
TL_RX_UHF1_FE_IN
14
HF_OUT_2
TL_RX_FE2MI_1
4
IF12
IF 1 IF16
DC_LIN_1_8V_A RF_RX_FE_B2_OUT_
1 IF
IF11 1 IF 1 IF17
IF
TL_RX_78
1 IF18
IF
DC_LIN_3V
MACKINAW_RX_FE_7800
1 IF19
IF
CTRL_RX_78_LNA_A
1 IF20
IF
CTRL_RX_78_SW1
TL_LO2RX
SHIELD SHIELD SHIELD SHIELD SHIELD SHIELD
SH1 SH2 SH3 SH4 SH5 SH6
SHIELD SHIELD SHIELD SHIELD SHIELD SHIELD
SH7 SH8 SH9 SH11 SH12 SH14
SHIELD SHIELD
SH10 SH13
18
RF_RX_UHF1_FE_OUT
IF22
1 5
IF
DC_LIN_1_8V
DC_LIN_3V
IF21 TL_RX_B1_MIX_IN DC_LIN_1_875V_D
1
IF
TL_RX_B2_MIX_IN
TL_RX_IF2BE
TL_RX_FE2MI_2
TL_RX_IF_OUT
MACKINAW_RX_MIXER_IF
TL_RX_LO
DIG_CTRL_SPI_ABACUS_PE
DIG_DATA_SPI_MOSI
DIG_BAND_SELECT
DIG_SPI_CLK
DIG_SYNCB
CLK_16_8_MHZ

Figure 8-81. MNUS4002A/E Transceiver (RF) Board Overall Circuit Schematic

8-183
6
DC_LIN_5V
DC_LIN_3V
DC_LIN_1_875V_D
TL_RX_IF_
MACKINAW_RX_BE
CLK_16_8_MHZ
DIG_RX_BE_DOUTB
CLK_SSI_RX
CLK_SSI_RX
DIG_CTRL_SPI_PE DIG_DATA_RX_DOUTA
DIG_DATA_SSI_RX_DOUTA
DIG_DATA_SPI_PD
DIG_DATA_SSI_RX_FS
DIG_DATA_SSI_RX_FS
DIG_CTRL_SPI_PC
DIG_RX_SYNCB