Motorola APX 1000 Detailed Service Manual page 442

8-186
UNSW_B+
V_2.8_RF
V_SW_3.60
RF_ANT
BAT_STATUS
TX_INJ
ISET
RF_DAC_SPI_CS
V_EXT_1.85
DC_LIN_3V
DC_LIN_5V
DIG_CTRL_I_LIMIT
TX_INHIBIT
SPI_DSP_MOSI
F2_DMCS
F2_PARAMP
RF_SW_B+
DIG_CTRL_ATTH
HF_OUT
TX_FSYNC_CONN
TX_CLK_CONN
SPI_DSP_MISO
RF_BRD_RSTB
LOCK_DET_A
SPI_DSP_CLK_A
TRIDENT_SPI_CS
TX_DA_CONN
ABACUS_SPI_CS
RX_FSYNC_CONN
RX_DA_CONN
RX_CLK_CONN
F2_SYNCB
16.8_MHZ_SINEWAVE
Figure 8-80. Transceiver (RF) Mainboard Overall Schematic (PC000354A01) – 1 of 2
DC_FUSED_B+ DC_LIN_1_5V
DC_LIN_2_775V DC_LIN_1_8V
DC_LIN_1_5V
DC_SWI_3_6V DC_LIN_3V
DC_LIN_1_8V
WWP_DC
DC_LIN_3V DC_LIN_5V
RF_ANT DC_LIN_5V RF_SW_B+
DC_BATT RF_SW_B+
BAT_STATUS
1 1 IF6
IF1
FILT_RAW_B+
PA_OUT
1 IF2
TX_7V
WWP_UHF2_PA
1
IF3 1 IF7
TX_INJ
IF5
1
IF4 1
VC
1
1
DIG_CTRL_ATTH
ANA_CTRL_ISET ANA_RX_FE_FILT_VTUNE
ANA_CTRL_VSET FILT_RAW_B+
DC_LIN_1_875V_D TXH
DC_LIN_3V TX_7V_1
DC_LIN_5V
VCTRL
DC_RAW_B+
DIG_CTRL_I_LIMIT RF_OUT
RF_ANT
DIG_CTRL_TX_INH TX_SWI
WWP_ALC
DIG_DATA_SPI_MOSI
DIG_DMCS
DIG_GPIO49
DIG_SPI_CLK
SW_B+
TXH_1
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
WWP_FGU_UHF2 GPO3
DIG_CTRL_I_LIMIT
DIG_SPI_CLK GPO4
DIG_CTRL_SPI_TRIDENT_PE
GPO6
DIG_DATA_TX_SSI DC_SUPER_FILTER_5V
IF23
1
VCO_IN GPO8
RX_LO
TX_INJ
TX_INJ
VCO_VCTRL
GPO5
GPO7
DIG_CTRL_ATTH
Schematics, Boards Overlays, and Parts Lists: Transceiver (RF) Boards: UHF2 (84012432001 / PC000354A01)
DC_LIN_3V 1 IF18
RF_OUT
RF_OUT
1 IF14
RX_IN
WWP_ANTSWI_UHF2
FILT_RAW_B+
PA_OUT
IF8
ANT_SWI
DIG_VRVS
IF9
1 IF10
ANA_RX_FE_TUNE RF_RX_UHF1_FE_OUT
DC_LIN_1_8V
1 IF11
DC_LIN_1_8V_A
WWP_RXFE_UHF2
1 IF12
TL_RX_UHF1_FE_IN
1 IF13
DIG_CTRL_RXU
1 IF15
DC_SUPER_FILTER_5V IF20
1
VCO_OUT
IF16
1
GPO1
IF17
1 WWP_VCO_UHF2
GPO2
1 IF19
VCTRL
IF22
1
WWP_TX_HF_UHF2 HF_OUT 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
DIG_CTRL_SPI_PC
ABACUS_SPI_CS
DIG_CTRL_SPI_PE
SPI_DSP_MOSI
DIG_DATA_SPI_PD
DC_LIN_5V
DIG_RX_SYNCB
F2_SYNCB
TL_RX_IF
DC_LIN_5V TL_RX_IF_OUT
WWP_MIXER
TL_RX_LO
IF21
1
TL_RX_MIX_IN
TX_OP FGU HF VCO
SH1 SH5 SH8 SH11
ABACUS BALUN COUPLER MIXER
SH2 SH4 SH7 SH10
RX_CLK_CONN
CLK_SSI_RX
RX_DA_CONN
DIG_DATA_SSI_RX_DOUTA
DIG_DATA_SSI_RX_FS
RX_FSYNC_CONN
DIG_RX_BE_DOUTB
WWP_RX_BE
DRIVER RX_FE 2ND_LO
SH15 SH16 SH17
ALC ALC_DC GPS_BT
SH3 SH6 SH12