Schematics, Boards Overlays, and Parts Lists
: Main Board Block: UHF1 (84012513001_A)
8-5
Figure 8-3. Antenna Switch Circuit
IF
IF2601M13
PA_OUT
1
IN
4.7K
47K
47K
10K
IF
UMC5NT2
IF
IF2605M13
IF2604M13
Q2601M13
FIL
ANT_SWI
1
1
3
1
4
5
2
IN
IN
180NH
0
100PF
R2605M13
C2603M13
L2602M13
100PF
UPP9401E3
IF
IF2607M13
D2603M13
C2604M13
RF_OUT
1
OUT
3.6PF
18.9NH
4.3PF
C2608M13
L2601M13
C2607M13
68PF
82
82
82
R2602M13
C2602M13
R2603M13
R2604M13
UPP9401E3
100PF
D2602M13
C2601M13
100PF
MMBD352
D2601M13
C2605M13
3
2
1
IF
IF2606M13
RX_IN
1
OUT
0
DNP
R2601M13
RFIO1
RFIO2
GND
V1
V2
AT267
100PF
C2606M13
U2602M13
5
4
3
1
2
VCC
GND
.1UF
NC7WZ04
NC7WZ04
U2601M13
U2601M13
C2609M13
DC_LIN_3V
5
2
6
1
100K
R2606M13
IF
IF2602M13
DC_LIN_3V
1
IN
IF
IF2603M13
DIG_VRVS
1
IN
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: ......