Schematics, Boards Overlays, and Parts Lists
: Main Board Block: 700–800 MHz (84012501002)
8-63
Figure 8-34. Receiver Back End
MMBTA13
0.1UF
33PF
470PF
100K
0
C641
C643
R698
Q601
C629
R607
DC_LIN_5_0V
RF_RX_BE_SUPFLTR_C
DC_LIN_5V
DC_RX_BE_SUPFLTR_B
23
1
2
2
1
1
IN
0
470PF
C642
R699
DC_LIN_1_875V_D
DC_LIN_3_0V
DC_LIN_3_0V
DC_LIN_3V
IN
IN
DNP
.01UF
220NH
47
270NH
2.7PF
3.9PF
2.7PF
C645
L611
C644
R601
C601
C605
L601
RF_RX_BE_IFIN
RF_RX_BE_IF_1
TL_RX_IF
2
1
2
1
2
1
IN
10UH
150PF
10UH
L603
L602
C615
RF_RX_BE_MX
2
1
E603
E602
E601
DC_LIN_3_0V
DC_LIN_3_0V
DC_LIN_3_0V
.01UF
C603
DC_RX_BE_VDDI
2
1
11
12
6
9
1
2
5
4
3
10
7
8
100PF
100PF
.01UF
C604
C610
C611
DC_RX_BE_VREFP
DC_RX_BE_VDDF
RF_RX_BE_IF2P
RF_RX_BE_IF2N
RF_RX_BE_MXON
RF_RX_BE_GCP
RF_RX_BE_MXOP
2
1
2
1
2
1
100PF
.01UF
2200PF
100PF
.01UF
C616
C613
C612
C602
C607
DC_RX_BE_VDDA
DC_RX_BE_VREFN
2
1
2
1
2
2
1
2
1
1
0.1UF
E605
E604
C606
DC_LIN_3_0V
DC_LIN_3_0V
2
1
.01UF
C614
2
1
.33UF
.33UF
C624
C622
2
1
2
1
390
1SV279
100PF
10K
0.1UF
3.9UH
L605
C632
VR601
R604
R608
C620
CLK_RX_BE_CLKN
RF_RX_BE_IOUT
CLK_RX_BE_CLKP
RF_RX_BE_18T
RF_RX_BE_18D
21
2
1
2
1
2
1
10K
.01UF
R611
C635
DC_LIN_3_0V
2
1
2
1
TEST_POINT
TP603
E606
DC_RX_BE_VDDL
DC_LIN_3_0V
1
.01UF
0.1UF
E607
C633
C636
DIG_RX_BE_SYNCB
CLK_16_8_MHZ
CLK_RX_BE_FREF
DC_LIN_5_0V
2
1
IN
1
.01UF
C628
1
2
0.1UF
0.1UF
1000PF
.01UF
C626
C623
C621
C617
DIG_RX_BE_CXVL
RF_RX_BE_LON
RF_RX_BE_CXIF
DIG_RX_BE_CXVM
2
1
2
1
2
1
2
1
RREF
VDDQ
IOUTC
GNDQ
VDDC
GNDC
CLKP
CLKN
GNDS1
GNDD
PC
PD
GNDL
FREF
GNDS2
SYNCB
GNDH
FS
DOUTB
DOUTA
CLKOUT
VDDH
VDDD
PE
MXOP
MXON
GNDF
IF2N
IF2P
VDDF
GCP
GCN
VDDA
GNDA
VREFP
VREFN
GND3
DIG_RX_BE_RREF
DC_RX_BE_VDDQ
14
27
26
17
33
13
25
24
23
15
34
21
16
36
32
22
18
G1
31
35
30
29
19
28
20
CXVL
LOP
LON
CXVM
VDDL
VDDP
IOUTL
GNDP
VDDI
IFIN
CXIF
GNDI
AD9864
U601
DC_RX_BE_VDDP
39
40
48
43
42
38
47
37
45
41
44
46
100K
R603
DC_RX_BE_VDDC
2
1
0.1UF
0.1UF
C637
C634
DC_RX_BE_VDDH
DC_RX_BE_VDDD
2
1
2
1
E608
E609
DC_LIN_3_0V
0
0
DNP
R615
R614
DC_LIN_3_0V
DC_LIN_1_875V_D
TEST_POINT
3PF
27PF
TP601
C609
C608
RF_RX_BE_VCO_OUT2
1
2
1
2
1
2.2K
1SV279
0.1UF
7.5K
2.4K
3300PF
8PF
8PF
C646
R613
C640
R612
R609
VR602
C638
C631
RF_RX_BE_VCO_TUNE
RF_RX_BE_VCO_F
RF_RX_BE_VCO_A
RF_RX_BE_VCO_D
2
1
2
2
1
1
21
2
1
BFR380F
120NH
33PF
10K
18PF
10K
U602
R605
L604
R606
C625
C618
RF_RX_BE_VCO_B
RF_RX_BE_VCO_L
23
1
2
1
2
1
2
1
2
1
0.1UF
1000PF
C630
C627
2
1
2
1
.01UF
C639
2
1
62PF
390
C619
R602
RF_RX_BE_VCO_OUT
RF_RX_BE_VCO_E
2
1
2
1
VCC
GND
VCC
GND
NC7WZ17
NC7WZ17
U603
U604
DC_LIN_1_875V_D
DC_LIN_1_875V_D
5
2
5
2
0 DNP
R616
DIG_RX_SYNCB
NC7WZ17
U603
6
1
DIG_DATA_SSI_RX_FS
DC_LIN_1_875V_D
IN
OUT
NC
Y
GND
VCC
A
OE
NC7SZ125
U607
4
6
1
5
3
2
0 DNP
R623
NC7WZ17
U604
CLK_SSI_RX
DIG_CTRL_SPI_PE
DIG_DATA_SPI_PD
4
3
IN
IN
NC
OUT
DIG_DATA_SSI_RX_DOUTA
OUT
DNP
0
0
NC7WZ17
NC7WZ17
DNP
DNP
0
R619
R618
R617
U604
U603
DIG_RX_DATA
DIG_RX_CLK
6
1
4
3
DNP
0
100K
R624
R610
DC_LIN_3_0V
DIG_RX_FS
A1
A2
VCCA
VCCB
GND
B1
B2
DIR
NC
SN74LVC2T45
U605
A1
A2
D1
D2
C2
B2
C1
DC_LIN_1_875V_D
B1
DNP
0
R621
DC_LIN_1_875V_D
DIG_CTRL_SPI_PC
IN
A1
A2
VCCA
VCCB
GND
B1
B2
DIR
SN74LVC2T45
U606
DC_LIN_3_0V
DC_LIN_3_0V
A2
A1
D2
C2
B2
C1
B1
D1
DNP
0
R620
DIG_RX_BE_DOUTB
OUT
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: ......