Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: UHF2 (84012621001)
8-143
Figure 8-63. Automatic Level Control Circuit
D
DC_LIN_3V
DC_LIN_5V
IN
IN
IN
IN
IN
R1299M11
R1298M11
C1218M11
C1216M11
DIG_CTRL_ATTH
DIG_CTRL_I_LIMIT
MAKO RAMP
R1210M11
R1214M11
C1217M11
C1211M11
R1209M11
ANA_CTRL_ISET
IN
C1210M11
C1214M11
C1213M11
C1212M11
C1209M11
R1226M11
C1237M11
C1230M11
U1232M11
R1225M11
E1219M11
SW_B+
DC_LIN_5VREF
IN
NC
NC
DNC2
DNC1
GND1
VIN
GND2
VOUT
DC_LIN_1_875V_D
IN
IN
HIGH
ADDED FOR DEFAULT
R1101M11
DIG_SPI_CLK
ANA_CTRL_VSET
IN
IN
DIG_CTRL_TX_INH
DIG_DATA_SPI_MOSI
IN
IN
DELAY
R1213M11
R1212M11
U1209M11
U1209M11
R1204M11
C1206M11
U1208M11
TX_INH
DC_LIN_5V
DC_LIN_5V
DC_LIN_1_875V_D
GND
VCC
DIR
B2
B1
GND
VCCB VCCA
A2
A1
C1225M11
R1219M11
R1201M11
DC_LIN_1_875V_D
PLACE
PIN 1
NEAR
PLACE
NEAR
PIN 5
U1201M11
R1282M11
R1211M11
C1229M11
C1215M11
DC_LIN_5V
DC_LIN_5VREF
VLOGIC
SDIN
GAIN
RSTSEL
SYNC
LDAC
RESET
SCLK
GND
V
DD
EPAD NC2
NC1
SDO
VOUTB
VOUTA
VREF
RX FE TUNE
U1211M11
U1205M11
DC_LIN_1_875V_D
DIG_GPIO49
DIG_DMCS
GND
VCC
GND
VCC
IN
IN
R1228M11
R1218M11
U1211M11
U1205M11
R1223M11
U1217M11
DC_LIN_5V
DC_LIN_1_875V_D
IO49
TXH
TXH_5V
OUT
DIR
B2
B1
GND
VCCB VCCA
A2
A1
C1208M11
C1231M11
R1232M11
C1233M11
R1240M11
DAC SCALER
POWER TUNE
R1241M11
R1245M11
R1242M11
R1244M11
DC_LIN_5V
C1255M11
R1248M11
R1252M11
U1253M11
DC_LIN_5V
R1258M11
R1263M11
R1262M11
R1266M11
R1238M11
R1243M11
U1282M11
C1248M11
C1250M11
U1251M11
C1249M11
R1247M11
R1284M11
R1285M11
R1280M11
C1273M11
R1279M11
C1272M11
R1274M11
U1269M11
R1295M11
DC_LIN_5V
DC_LIN_5V
DC_LIN_5V
GND
COM
NO
NC
V_POS
IN
R1296M11
R1264M11
I_TO_V
INTEGRATOR
U1202M11
C1288M11
R1289M11
U1202M11
C1291M11
C1294M11
R1293M11
R1287M11
R1268M11
C1286M11
R1276M11
R1275M11
R1277M11
R1278M11
R1281M11
R1283M11
C1270M11
C1271M11
DC_LIN_5V
R1265M11
SMALLER PICKER
R1203M11
C1205M11
R1205M11
VCTRL
VC
FIL
OUT
OUT
PDADI
BAND
U1203M11
L1201M11
R1202M11
R1297M11
C1299M11
C1202M11
C1201M11
C1204M11
DC_LIN_3V
VOUT
GND
VOS
VM
RFIN
VCC
U1204M11
U1204M11
R1206M11
L1202M11
C1203M11
R1208M11
R1207M11
DC_LIN_3V
TXH_1
RF_OUT
TX_SWI
OUT
GND
VCC
OUT
R1269M11
R1272M11
R1271M11
R1270M11
RVS
COUPLER
TEMP CUTBACK
PLACE IN THERMALLY
STABLE LOCATION
R1251M11
R1250M11
Q1264M11
C1261M11
C1239M11
U1238M11
U1243M11
R1260M11
R1259M11
R1249M11
U1254M11
DC_LIN_5V
DC_LIN_5V
DC_LIN_5V
VOUT
GND
22K
22K
POS
Q1263M11
R1255M11
R1230M11
R1254M11
U1256M11
R1261M11
R1257M11
C1262M11
DC_LIN_5V
D
22K
22K
R1253M11
R1273M11
R1267M11
Q1265M11
Q1268M11
U1257M11
U1257M11
DC_LIN_3V
FIL
TX_INH
TXH_1
22K
22K
GND
VCC
IN
TX_7V_1
ANA_RX_FE_FILT_VTUNE
OUT
OUT
Содержание APX 2000
Страница 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Страница 4: ......
Страница 6: ...iv Document History Notes ...
Страница 8: ...Notes vi Commercial Warranty ...
Страница 10: ...Notes ...
Страница 22: ...xiv List of Figures Notes ...
Страница 165: ...Troubleshooting Waveforms Clocks 6 3 6 2 2 4 MHz Clock Trace 1 Trace recorded at R6113 Figure 6 2 4 MHz Clock Waveform ...
Страница 172: ...6 10 Troubleshooting Waveforms Audio SSI 6 3 4 BCLK Trace 1 Trace recorded at R6107 Figure 6 9 Audio SSI BCLK Waveform ...
Страница 174: ...6 12 Troubleshooting Waveforms RX SSI 6 4 2 DA Trace 1 Trace recorded at R2805 Figure 6 11 RX SSI DA Waveform ...
Страница 175: ...Troubleshooting Waveforms RX SSI 6 13 6 4 3 FSYNC Trace 1 Trace recorded at R2804 Figure 6 12 RX SSI FSync Waveform ...
Страница 177: ...Troubleshooting Waveforms TX SSI 6 15 6 5 2 DA Trace 1 Trace recorded at R2817 Figure 6 14 TX SSI DA Waveform ...
Страница 178: ...6 16 Troubleshooting Waveforms TX SSI 6 5 3 FSYNC Trace 1 Trace recorded at R2807 Figure 6 15 TX SSI FSync Waveform ...
Страница 179: ...Troubleshooting Waveforms SPI 6 17 6 6 SPI 6 6 1 CLK Trace 1 Trace recorded at R2803 Figure 6 16 SPI CLK Waveform ...
Страница 180: ...6 18 Troubleshooting Waveforms SPI 6 6 2 CS Trace 1 Trace recorded at R6602 Figure 6 17 CS Waveform ...
Страница 182: ...6 20 Troubleshooting Waveforms I2C BUS 6 7 2 SCL 5V Trace 1 Trace recorded at R2204 Figure 6 19 I2C Bus SCA 5V Waveform ...
Страница 183: ...Troubleshooting Waveforms I2C BUS 6 21 6 7 3 SDA Trace 1 Trace recorded at R6209 Figure 6 20 I2C Bus SDA Waveform ...
Страница 187: ...Troubleshooting Waveforms USB 6 25 6 10 USB 6 10 1 D Trace 1 Trace recorded at TP F_GCAI_USB Figure 6 24 USB D Waveform ...
Страница 188: ...6 26 Troubleshooting Waveforms USB 6 10 2 D Trace 1 Trace recorded at TP F_GCAI_USB Figure 6 25 USB D Waveform ...
Страница 190: ...6 28 Troubleshooting Waveforms SDRAM 6 11 2 CLKX Trace 1 Trace recorded at TP6308 Figure 6 27 SDRAM CLKX Waveform ...
Страница 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Страница 284: ...8 4 Schematics Boards Overlays and Parts Lists List of Transceiver Schematics and Board Overlays Notes ...
Страница 688: ...Index 4 Index Notes ...
Страница 689: ...Title Page ASTRO APX 1000 Digital Portable Radios Section 2 VHF UHF1 UHF2 700 800 MHz APX 1000 ...
Страница 690: ...ii Notes ...
Страница 695: ...List of Tables xi Related Publications APX 1000 Digital Portable Radios Basic Service Manual 68012004056 ...
Страница 700: ...xvi List of Figures Notes ...
Страница 756: ...4 6 Troubleshooting Procedures Power Up Self Check Diagnostics and Repair Not for Field Use Notes ...
Страница 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Страница 809: ...Troubleshooting Waveforms Clocks 6 3 6 2 2 4 MHz Clock Trace 1 Trace recorded at R6113 Figure 6 2 4 MHz Clock Waveform ...
Страница 816: ...6 10 Troubleshooting Waveforms Audio SSI 6 3 4 BCLK Trace 1 Trace recorded at R6107 Figure 6 9 Audio SSI BCLK Waveform ...
Страница 818: ...6 12 Troubleshooting Waveforms RX SSI 6 4 2 DA Trace 1 Trace recorded at R2805 Figure 6 11 RX SSI DA Waveform ...
Страница 819: ...Troubleshooting Waveforms RX SSI 6 13 6 4 3 FSYNC Trace 1 Trace recorded at R2804 Figure 6 12 RX SSI FSync Waveform ...
Страница 821: ...Troubleshooting Waveforms TX SSI 6 15 6 5 2 DA Trace 1 Trace recorded at R2817 Figure 6 14 TX SSI DA Waveform ...
Страница 822: ...6 16 Troubleshooting Waveforms TX SSI 6 5 3 FSYNC Trace 1 Trace recorded at R2807 Figure 6 15 TX SSI FSync Waveform ...
Страница 823: ...Troubleshooting Waveforms SPI 6 17 6 6 SPI 6 6 1 CLK Trace 1 Trace recorded at R2803 Figure 6 16 SPI CLK Waveform ...
Страница 824: ...6 18 Troubleshooting Waveforms SPI 6 6 2 CS Trace 1 Trace recorded at R6602 Figure 6 17 CS Waveform ...
Страница 826: ...6 20 Troubleshooting Waveforms I2C BUS 6 7 2 SCL 5V Trace 1 Trace recorded at R2204 Figure 6 19 I2C Bus SCA 5V Waveform ...
Страница 827: ...Troubleshooting Waveforms I2C BUS 6 21 6 7 3 SDA Trace 1 Trace recorded at R6209 Figure 6 20 I2C Bus SDA Waveform ...
Страница 831: ...Troubleshooting Waveforms USB 6 25 6 10 USB 6 10 1 D Trace 1 Trace recorded at TP F_GCAI_USB Figure 6 24 USB D Waveform ...
Страница 832: ...6 26 Troubleshooting Waveforms USB 6 10 2 D Trace 1 Trace recorded at TP F_GCAI_USB Figure 6 25 USB D Waveform ...
Страница 834: ...6 28 Troubleshooting Waveforms SDRAM 6 11 2 CLKX Trace 1 Trace recorded at TP6308 Figure 6 27 SDRAM CLKX Waveform ...
Страница 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Страница 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Страница 1063: ...Title Page ASTRO APX 1000 APX 2000 APX 4000 APX 4000 Li Digital Portable Radios Section 3 Appendices ...
Страница 1064: ...ii Notes ...
Страница 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Страница 1072: ...B 4 LACR Replacement Parts Ordering and Motorola Service Centers Motorola Service Centers Notes ...
Страница 1090: ...Glossary 10 Glossary Notes ...
Страница 1094: ...Index 4 Index Notes ...
Страница 1095: ......