8-358
Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: 900 MHz (84012478001)
Figure 8-175. RF Interconnects Circuit
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
V_SW_3.60
R2808
R2807
R2806
R2805
R2804
200
100
100
270
F2_SYNCB
LOCK_DET_A
100
R2811
4.7K
R2803
V_SW_3.60
33
V_EXT_1.85
R2810
10K
LOCK_DET
TX_CLK
RX_FSYNC
SPI_DSP_CLK
TX_FSYNC
RX_CLK
RX_DA
SPI_DSP_MISO
SPI_DSP_MOSI
OUT
2
TX_DA
1
2
0
0
1
0
2
1
SPI_DSP<2..0>
IO
R2812
R2813
100K
10K
DNP
TX_SSI<2..0>
RX_SSI<2..0>
OUT
IN
V_EXT_1.85
V_2.8_RF
V_EXT_1.85
V_2.8_RF
TX_DA_CONN
OUT
OUT
OUT
R2817
C2806
47
.1PF
DNP
OUT
TX_DA
Summary of Contents for APX 2000
Page 1: ...APXTM TWO WAY RADIOS APX 1000 APX 2000 APX 4000 APX 4000Li DETAILED SERVICE MANUAL ...
Page 4: ......
Page 6: ...iv Document History Notes ...
Page 8: ...Notes vi Commercial Warranty ...
Page 10: ...Notes ...
Page 22: ...xiv List of Figures Notes ...
Page 226: ...6 64 Troubleshooting Waveforms LF CW on Spectrum Analyzer Notes ...
Page 688: ...Index 4 Index Notes ...
Page 690: ...ii Notes ...
Page 700: ...xvi List of Figures Notes ...
Page 806: ...5 50 Troubleshooting Charts PA Failure Notes ...
Page 1008: ...8 178 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 84012621001 Notes ...
Page 1062: ...8 234 Schematics Boards Overlays and Parts Lists Keypad Board M2 and M3 PC000261A01 Notes ...
Page 1064: ...ii Notes ...
Page 1068: ...Notes A 4 EMEA Warranty Service and Technical Support Further Assistance From Motorola ...
Page 1090: ...Glossary 10 Glossary Notes ...
Page 1094: ...Index 4 Index Notes ...
Page 1095: ......