
Schematics, Boards Overlays, and Parts Lists
: Transceiver (RF) Boards: VHF/700–800
8-17
Figure 8-16. MNUR4001B/D Mixer and IF Filter Circuits
IN
IN
DNP
TL_RX_B2_MIX_IN
NC7WZ04
DIG_BAND_SELECT
R597
C504
L509
L508
C526
C527
4
3
U502
C502
C501
L501
C503
C505
0.1UF
8.2NH
2.7PF
8.2NH
0
2PF
1.5PF
1000PF
100PF
2.7PF
24NH
TL_RX_B1_MIX_IN
IN
IN
J3
GND
J2
V2
J1
V1
4
AS211334
6
1
3
5
2
U501
DC_LIN_3V
TL_RX_LO
IN
IN
C599
100PF
4
5
2
3
1
C508
2
1
C506
C512
33PF
0.1UF
1000PF
R501
C507
220PF
51
C509
C513
1000PF
100PF
6
8
10
9
7
21
NC
NC
U506
17
16
20
18
19
MIXBIAS
GND4
RF_M
RF_P
GND3
OUTB
OUTA
DVDD2
AVDD
GND5
CTGND
IF_M
GND2
IF_P
DVDD1
LG0
GND1
INB
INA
LG1
LG2
12
13
15
14
11
P1
S3
S1
NC
S2
P2
4
2
3
5
T504
6
1
C514
L502
R502
47NH
43PF
68
2
1
E501
R504
R503
Q501
C517
BC858CD
0.1UF
3.3K
24K
R505
1
6
2
4
3
5
Q501
R506
BC858CD
180K
150
C524
C518
C519
L504
L505
1000PF
18PF
390NH
150NH
27PF
GND1
OUT
GND3
GND2
GND4
IN
C523
C516
4
1
6
5
3
2
FL501
C515
L503
470PF
2.7PF
220NH
6.8PF
31B01
L507
23
1
Q503
C522
C525
C521
L506
R509
R508
R507
C520
1000PF
150NH
33NH
15PF
2.7K
BFR380F
15
10
3.3PF
1000PF
R511
TL_RX_IF_OUT
2.7
OUT
VCC
GND
5
U502
2
NC7WZ04
P1
S3
S1
NC
S2
P2
100PF
4
2
3
6
1
5
T503
C511
NC
6
1
U502
DC_LIN_1_8V
NC7WZ04
Содержание ASTRO APX 7000
Страница 1: ......
Страница 4: ...iv Document History Notes ...
Страница 24: ...2 4 Radio Power DC Power Routing VOCON Board Notes ...
Страница 98: ...3 74 Theory of Operation Global Positioning System GPS ...
Страница 104: ...4 6 Troubleshooting Procedures Power Up Self Check Diagnostics and Repair Not for Field Use Notes ...
Страница 163: ...Troubleshooting Charts PA Failure 5 59 ...
Страница 164: ...5 60 Troubleshooting Charts PA Failure ...
Страница 168: ...6 4 Troubleshooting Waveforms Clocks 6 2 2 4 MHz Clock Trace 1 Trace recorded at R6113 Figure 6 2 4 MHz Clock Waveform ...
Страница 174: ...6 10 Troubleshooting Waveforms Audio SSI 6 3 3 Sync Trace 1 Trace recorded at R3005 Figure 6 8 Audio SSI Sync Waveform ...
Страница 175: ...Troubleshooting Waveforms Audio SSI 6 11 6 3 4 BCLK Trace 1 Trace recorded at R3006 Figure 6 9 Audio SSI BCLK Waveform ...
Страница 177: ...Troubleshooting Waveforms RX SSI 6 13 6 4 2 DA Trace 1 Trace recorded at R1005 Figure 6 11 RX SSI DA Waveform ...
Страница 178: ...6 14 Troubleshooting Waveforms RX SSI 6 4 3 FSync Trace 1 Trace recorded at R1004 Figure 6 12 RX SSI FSync Waveform ...
Страница 180: ...6 16 Troubleshooting Waveforms TX SSI 6 5 2 DA Trace 1 Trace recorded at R1017 Figure 6 14 TX SSI DA Waveform ...
Страница 181: ...Troubleshooting Waveforms TX SSI 6 17 6 5 3 FSync Trace 1 Trace recorded at R1007 Figure 6 15 TX SSI FSync Waveform ...
Страница 182: ...6 18 Troubleshooting Waveforms SPI 6 6 SPI 6 6 1 CLK Trace 1 Trace recorded at R6605 Figure 6 16 SPI CLK Waveform ...
Страница 183: ...Troubleshooting Waveforms SPI 6 19 6 6 2 CLK INV Trace 1 Trace recorded at R2325 Figure 6 17 SPI CLK INV Waveform ...
Страница 184: ...6 20 Troubleshooting Waveforms SPI 6 6 3 CS Trace 1 Trace recorded at Pin 34 of J2301 Figure 6 18 SPI CS Waveform ...
Страница 185: ...Troubleshooting Waveforms SPI 6 21 6 6 4 MOSI Trace 1 Trace recorded at R6603 Figure 6 19 SPI MOSI Waveform ...
Страница 187: ...Troubleshooting Waveforms I2C BUS 6 23 6 7 2 SCL 5V Trace 1 Trace recorded at R6204 Figure 6 21 I2C Bus SCA 5V Waveform ...
Страница 188: ...6 24 Troubleshooting Waveforms I2C BUS 6 7 3 SDA Trace 1 Trace recorded at R6209 Figure 6 22 I2C Bus SDA Waveform ...
Страница 194: ...6 30 Troubleshooting Waveforms USB 6 10 2 D Trace 1 Trace recorded at Pin 35 of J3001 Figure 6 28 USB D Waveform ...
Страница 196: ...6 32 Troubleshooting Waveforms UART 6 11 2 TX Trace 1 Trace recorded at F_Boot_Tx Figure 6 30 UART TX Waveform ...
Страница 198: ...6 34 Troubleshooting Waveforms SDRAM 6 12 2 CLKX Trace 1 Trace recorded at TP6308 Figure 6 32 SDRAM CLKX Waveform ...
Страница 276: ...7 58 Troubleshooting Tables List of Board and IC Signals Notes ...
Страница 318: ...8 42 Schematics Boards Overlays and Parts Lists Transceiver RF Boards VHF 700 800 Notes ...
Страница 380: ...8 104 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 700 800 MHz Notes ...
Страница 432: ...8 156 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 VHF Notes ...
Страница 458: ...8 182 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 UHF2 Notes ...
Страница 498: ...8 222 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 700 800 MHz Notes ...
Страница 546: ...8 270 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 VHF Notes ...
Страница 606: ...8 330 Schematics Boards Overlays and Parts Lists VOCON Boards Notes ...
Страница 638: ...Glossary 10 Glossary Notes ...
Страница 643: ......