8-116
Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: UHF1 (84012313002 / PC000353A01)
Figure 8-49. Receiver Back End Circuit
DC_LIN_5V
IN
TL_RX_MIX_IN
IN
BDIV
IFP
BBP
NC1
NC3
BVDD
RFP
RFN
GND1
GND
LOIN
IFN
NC2
5
4
7
6
3
10
9
8
13
11
1
2
12
U507
SC2072BP
P1
S3
S1
NC
S2
P2
C504
4
2
3
6
1
5
T506
059248278
100PF
R500
L500
C502
C500
C501
33
.033UF
220NH
39PF
.033UF
C516
R525
C551
C505
2
1
L550
C550
DNP
DNP
DNP
47PF
33PF
0
TL_RX_LO
15NH
33PF
100PF
IN
C508
C507
C506
R502
30
39PF
.033UF
4.7UF
C512
C511
C510
C509
4.7UF
.033UF
.033UF
39PF
P1
P2
S1
S2
S3
NC
3
2
4
1
6
5
T507
109638038
L504
R512
L503
C533
L513
C532
270NH
62PF
0
DNP
22NH
100NH
39PF
GND1
OUT
GND3
GND2
GND4
IN
R526
4
1
6
5
3
2
FL502
C515
C514
2PF
DNP
31B01
3.6PF
0
TL_RX_IF_OUT
OUT
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: ......