8-234
Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: UHF2/VHF
Figure 8-111. MNUT4004A/C/E Frequency Generation Unit (VCO) Circuit – 2 of 2
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
1
TP853
DC_SUPER_FILTER_5V
ANA_ADAPT_CHARGE_PUMP
DIG_CTRL_UT2
ANA_CHARGE_PUMP
DIG_CTRL_TR
TEST_POINT
DIG_CTRL_E
DIG_CTRL_G
DIG_CTRL_F
DIG_CTRL_B
DIG_CTRL_C
DIG_CTRL_UT1
DIG_CTRL_VTUR1
DIG_CTRL_UR2
DC_LIN_5V
DC_LIN_1_5V
IN
R764
C766
R767
C760
C763
C765
C768
C770
C769
C762
R759
6800PF
.082UF
.039UF
1.2K
.016UF
.082UF
680
.082UF
.082UF
.082UF
68
NC
SEL2
VTUNE
SEL1
NC
GND6
GND3 GND4 GND5
POUT
VCC
GND1
GND2
7
11
5
3
1
4
12
10
9
8
6
2
Y705
C790
C793
DIG_CTRL_UT2
DIG_CTRL_UT1
0.1UF
100PF
V0225AZ
415MHZ/485MHZ
DC_SUPER_FILTER_5V
12
10
9
8
6
2
NC
SEL2
VTUNE
SEL1
NC
GND6
GND3 GND4 GND5
POUT
VCC
GND1
GND2
7
11
5
3
1
4
Y704
C789
C796
DIG_CTRL_VTUR1
DC_SUPER_FILTER_5V
ANA_VTUNE
V0225AZ
0.1UF
100PF
DIG_CTRL_UR2
309MHZ/379MHZ
NC
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
NC
NC
7
6
3
1
8
5
4
2
G1
U708
SKY13251
C704
3
12
Q713
R818
DC_LIN_1_5V
62PF
8.2
NE662M04
C709
R705
R708
R813
4
3
5
Q712
2
R812
C814
C816
C820
L817
R819
BC858CD
33PF
390NH
220PF
10
680
220PF
100
270
82
1000PF
C802
C701
1
6
Q712
R815
C810
R811
R809
R807
R808
L806
.22UF
390NH
DC_LIN_1_5V
5.6K
39
22K
220PF
220PF
82K
24
BC858CD
4
C813
1PF
L701
13
2
Q774
C777
C775
R773
R772
C771
NE68519
1000PF
33PF
33
100PF
390NH
5.6K
C779
R778
R776
100PF
39
180
1
TP780
TEST_POINT
RF_PRESCALAR
OUT
SEL2
VTUNE
SEL1
NC
GND6
GND3 GND4 GND5
POUT
VCC
GND1 GND2
12
10
9
8
6
2
NC
11
1
4
Y706
C791
C794
758MHZ/868MHZ
V0225AZ
DNP
39PF
DNP
DC_SUPER_FILTER_5V
0.1UF
7
5
3
DIG_CTRL_8T7R
DIG_CTRL_7T8R
12
10
9
8
6
2
SEL2
VTUNE
SEL1
NC
GND6
GND3 GND4 GND5
POUT
VCC
GND1
GND2
NC
7
11
5
3
1
4
Y707
C792
C795
V0225AZ
266MHZ/809MHZ
DIG_CTRL_VR
DIG_CTRL_78T
0.1UF
100PF
DC_SUPER_FILTER_5V
C797
100PF
7
6
3
1
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
NC
8
5
4
2
G1
U709
SKY13251
IN
IN
IN
IN
IN
IN
IN
DIG_CTRL_8T7R
DIG_CTRL_VR
DIG_CTRL_7T8R
DIG_CTRL_78T
DIG_CTRL_D
DIG_CTRL_H
DIG_CTRL_A
C759
.22UF
RF_HP_MOD_OUT
IN
R761
R762
11K
220
C783
1500PF
NC
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
7
6
3
1
8
5
4
2
G1
U710
SKY13251
C799
RF_ESCORT
100PF
OUT
7
6
3
1
V1
V2
V3
RFC
NC
RF1
RF2
RF3
CGND
NC
C804
8
5
4
SKY13251
100PF
NC
C805
2
G1
100PF
U711
R711
R709
R710
C803
22PF
68
68
200
C801
L802
C800
C798
22PF
1000PF
33NH
6.8PF
RF_ESCORT_DIV2_NONINV
IN
R701
C836
TL_TX_LO
47PF
100
OUT
C851
R848
220PF
15
R849
L846
C844
C838
47PF
1000PF
390NH
560
C806
4
5
Q703
1
6
2
Q703
R832
L821
R827
R822
BC858CD
20K
15
BC858CD
6.2K
390NH
DC_LIN_1_5V
.22UF
C702
3
R833
100
220PF
R840
R823
C830
56K
15
220PF
R714
R712
R713
10
560
560
TL_RX_LO
OUT
NC
NC
4
1
5
2
3
6
Q714
NTZD3154N
NC
C831
100PF
3
1
2
4
Q842
NE662M04
Summary of Contents for ASTRO APX 7000
Page 1: ......
Page 4: ...iv Document History Notes ...
Page 24: ...2 4 Radio Power DC Power Routing VOCON Board Notes ...
Page 98: ...3 74 Theory of Operation Global Positioning System GPS ...
Page 163: ...Troubleshooting Charts PA Failure 5 59 ...
Page 164: ...5 60 Troubleshooting Charts PA Failure ...
Page 276: ...7 58 Troubleshooting Tables List of Board and IC Signals Notes ...
Page 318: ...8 42 Schematics Boards Overlays and Parts Lists Transceiver RF Boards VHF 700 800 Notes ...
Page 380: ...8 104 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 700 800 MHz Notes ...
Page 432: ...8 156 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 VHF Notes ...
Page 458: ...8 182 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 UHF2 Notes ...
Page 498: ...8 222 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 700 800 MHz Notes ...
Page 546: ...8 270 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 VHF Notes ...
Page 606: ...8 330 Schematics Boards Overlays and Parts Lists VOCON Boards Notes ...
Page 638: ...Glossary 10 Glossary Notes ...
Page 643: ......