8-170
Schematics, Boards Overlays, and Parts Lists
: Main Board Block: UHF2 (84012616001)
Figure 8-94. Transceiver (RF) Board Overall Schematic
BAT_STATUS
RF_ANT
V_2.8_RF
V_SW_3.60
IN
IN
IN
OUT
OUT
V_EXT_1.85
F2_PARAMP
RF_DAC_SPI_CS
ISET
TX_INHIBIT
SPI_DSP_MOSI
F2_DMCS
IN
IN
IN
IN
IN
IN
IN
RX_DA_CONN
TX_FSYNC_CONN
RX_FSYNC_CONN
RX_CLK_CONN
F2_SYNCB
ABACUS_SPI_CS
SPI_DSP_CLK_A
16.8_MHZ_SINEWAVE
LOCK_DET_A
RF_BRD_RSTB
TX_DA_CONN
TRIDENT_SPI_CS
SPI_DSP_MISO
TX_CLK_CONN
OUT
OUT
OUT
OUT
IN
IN
IN
IN
IN
IN
OUT
OUT
OUT
OUT
V_EXT_1.85
DC_LIN_5V
V_2.8_RF
DC_LIN_1_5V
VCO_IN
DIG_CTRL_SPI_TRIDENT_PE
DIG_DATA_TX_SSI
DIG_SPI_CLK
DIG_DATA_SPI_MOSI
DIG_CTRL_SSI_TRIGGER
DC_LIN_5V
CLK_16_8_MHZ
DIG_DATA_SPI_MISO
TXH
DIG_TX_SSI_CLK
DIG_TX_SSI_FS
GPO1
GPO2
GPO3
GPO4
GPO6
DC_SUPER_FILTER_5V
GPO8
RX_LO
TX_INJ
VCO_VCTRL
GPO5
GPO7
DIG_CTRL_RSTB
DIG_CTRL_LOCK
DC_LIN_2_775V
DC_LIN_1_5V
DC_LIN_1_875V_D
SUBDESIGN_SUFFIX=7
16.8_MHZ_SINEWAVE
DIG_CTRL_ATTH
TX_INJ
DIG_CTRL_I_LIMIT
COVERT_FGU_UHF2
DIG_CTRL_ATTH
HF_OUT
DIG_CTRL_I_LIMIT
DC_LIN_5V
DC_LIN_3V
ANA_CTRL_VSET
DC_LIN_1_85
DC_LIN_3V
DC_LIN_5V
D
DIG_CTRL_I_LIMIT
DIG_CTRL_TX_INH
DIG_DATA_SPI_MOSI
DIG_DMCS
DIG_SPI_CLK
TXH_1
COUPLER
TX_SWI
DIG_CTRL_ATTH
RF_OUT
TXH
TX_7V_1
VCTRL
SW_B+
DIG_GPIO49
FIL
ANA_RX_FE_FILT_VTUNE
ANA_CTRL_ISET
SUBDESIGN_SUFFIX=11
RF_ANT
COVERT_ALC_UHF2
TX_7V
TX_INJ
VC
PA_OUT
FIL
IF
IF
IF
IF
SUBDESIGN_SUFFIX=16
IF2
IF3
IF4
IF5
TX_INJ
1
1
1
1
COVERT_UHF2_PA
IF
IF
IF
IF
IF7
IF10
IF9
IF6
DIG_CTRL_ATTH
1
1
1
1
DC_LIN_3V
PA_OUT
FIL
ANT_SWI
DIG_VRVS
COVERT_ANTSWI_UHF2
RX_IN
RF_OUT
SUBDESIGN_SUFFIX=13
IF
IF22
1
RF_OUT
HF_OUT
IF
SUBDESIGN_SUFFIX=17
IF25
HF_OUT
1
COVERT_TX_HF_UHF2
TL_RX_IF_OUT
TL_RX_MIX_IN
TL_RX_LO
DC_LIN_5V
SUBDESIGN_SUFFIX=21
16.8_MHZ_SINEWAVE
V_EXT_1.85
SPI_DSP_CLK_A
F2_SYNCB
DC_LIN_5V
DC_LIN_3V
ABACUS_SPI_CS
SPI_DSP_MOSI
covert_mixer
DIG_RX_BE_DOUTB
DIG_DATA_SSI_RX_FS
DIG_DATA_SSI_RX_DOUTA
CLK_SSI_RX
TL_RX_IF
DIG_RX_SYNCB
DIG_DATA_SPI_PD
DIG_CTRL_SPI_PE
DIG_CTRL_SPI_PC
DC_LIN_5V
DC_LIN_3V
DC_LIN_1_875V_D
CLK_16_8_MHZ
SUBDESIGN_SUFFIX=19
COVERT_RX_BE
RX_FSYNC_CONN
RX_DA_CONN
RX_CLK_CONN
IF
IF24
DC_LIN_5V
1
IF
IF
IF
IF
IF17
IF18
IF19
IF20
1
1
1
1
VCTRL
GPO2
GPO1
DC_SUPER_FILTER_5V
VCO_OUT
COVERT_VCO_UHF2
IF
SUBDESIGN_SUFFIX=22
IF23
1
DC_LIN_1_8V_A
DIG_CTRL_RXU
ANA_RX_FE_TUNE
TL_RX_UHF1_FE_IN
IF
IF
IF
IF12
IF13
IF15
DC_LIN_1_8V
1
1
1
COVERT_RXFE_UHF2
RF_RX_UHF1_FE_OUT
SUBDESIGN_SUFFIX=20
DC_LIN_2_775V
DC_SWI_3_6V
BAT_STATUS
DC_LIN_5V
DC_LIN_3V
DC_LIN_1_8V
DC_LIN_1_5V
DC_
DC_BATT
SUBDESIGN_SUFFIX=12
covert_dc
DC_LIN_5V
DC_LIN_3V
DC_LIN_1_5V
DC_LIN_1_8V
RF SHIELDS
2ND_LO
FGU
ANT_SWI
TXFE
ALC/DC
PAOP
IF
SHIELD
SHIELD
SHIELD
SHIELD
SHIELD
SHIELD
SHIELD
SH10
SH14
SH12
SH8
SH6
SH4
SH1
2
1
2
1
2
1
2
1
2
1
2
1
2
1
ALC1
ABACUS
DC
RXFE
VCO
MIXER
DRIVER/PA
SHIELD
SHIELD
SHIELD
SHIELD
SHIELD
SHIELD
SHIELD
SH15
SH13
SH11
SH9
SH7
SH5
SH2
2
1
2
1
2
1
2
1
GPS/BT
SHIELD
SH3
2
1
2
1
2
1
2
1
Summary of Contents for Astro APX 3000
Page 1: ...APXTM TWO WAY RADIOS APX 3000 DETAILED SERVICE MANUAL ...
Page 2: ......
Page 4: ...Notes ...
Page 6: ...vi Document History Notes ...
Page 10: ...x Table of Contents Notes ...
Page 12: ...xii List of Tables Notes ...
Page 18: ...xviii List of Figures Notes ...
Page 22: ...xxii CommercialWarranty Notes ...
Page 46: ...3 20 Theory of Operation Main Board Notes ...
Page 84: ...3 58 Theory of Operation Bluetooth Notes ...
Page 208: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 222: ...7 14 Troubleshooting Tables List of Board and IC Signals Notes ...
Page 282: ...8 60 Schematics Boards Overlays and Parts Lists Main Board Block UHF1 84012513001_A Notes ...
Page 390: ...8 168 Schematics Boards Overlays and Parts Lists Main Board Block VHF 84012512001_A Notes ...
Page 456: ...9 8 Debugging Fixture Powering up Covert Board Notes ...
Page 468: ...Glossary 10 Glossary Notes ...
Page 472: ...Index 4 Index Notes ...
Page 473: ......