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Table of Contents
vii
6816985H01-B
August 16, 2007
Chapter 3.5 900 MHz Radio Power ...................................................... 3.5-1
3.5.1 Introduction................................................................................................................................ 3.5-1
3.5.2 Radio Power Up or Down.......................................................................................................... 3.5-1
3.5.3 General...................................................................................................................................... 3.5-1
3.5.4 B+ Routing for 900 MHz Band Main Board ............................................................................... 3.5-2
3.5.5 B+ and +5V Routing for VOCON............................................................................................... 3.5-3
Chapter 4.1 VHF Detailed Theories of Operation............................... 4.1-1
4.1.1 Introduction................................................................................................................................ 4.1-1
4.1.2 Frequency Synthesis................................................................................................................. 4.1-1
4.1.3 Antenna Switch ......................................................................................................................... 4.1-2
4.1.4 Receiver .................................................................................................................................... 4.1-2
4.1.5 Transmitter ................................................................................................................................ 4.1-4
4.1.6 VOCON Functional Blocks ........................................................................................................ 4.1-5
4.1.6.1.1 Patriot IC (U800)................................................................................................... 4.1-5
4.1.6.1.2 SRAM (U804) ....................................................................................................... 4.1-8
4.1.6.1.3 Flash Memory (U803) ........................................................................................... 4.1-8
4.1.6.2.1 MAKO IC (U701)................................................................................................. 4.1-10
4.1.6.2.2 Regulator ............................................................................................................ 4.1-11
4.1.6.2.3 Audio Pre-Amplifier............................................................................................. 4.1-11
4.1.6.2.4 Audio Power Amplifier ........................................................................................ 4.1-11
4.1.6.3.1 MAKO IC U701 ................................................................................................... 4.1-12
4.1.6.3.2 ESD Protection Circuitry ..................................................................................... 4.1-13
4.1.6.3.3 Universal Connector (Side Connector) Interface Circuitry.................................. 4.1-13
4.1.6.3.4 The Option Board ............................................................................................... 4.1-15
4.1.6.3.5 Encryption Module .............................................................................................. 4.1-16
4.1.6.3.6 System Clocks .................................................................................................... 4.1-17
4.1.6.4 Transmit Audio Path .................................................................................................... 4.1-17
4.1.6.5 Receive Audio Path ..................................................................................................... 4.1-18
Chapter 4.2 UHF1 Detailed Theories of Operation ............................ 4.2-1
4.2.1 Introduction................................................................................................................................ 4.2-1
4.2.2 Frequency Synthesis................................................................................................................. 4.2-1
4.2.3 Antenna Switch ......................................................................................................................... 4.2-2
4.2.4 Receiver .................................................................................................................................... 4.2-3
4.2.4.1 Front End ....................................................................................................................... 4.2-3
4.2.4.2 Back End ....................................................................................................................... 4.2-4
4.2.5 Transmitter ................................................................................................................................ 4.2-4
4.2.6 VOCON Functional Blocks ........................................................................................................ 4.2-5
4.2.6.1.1 Patriot IC (U800)................................................................................................... 4.2-5
4.2.6.1.2 SRAM (U804) ....................................................................................................... 4.2-8
4.2.6.1.3 Flash Memory (U803) ........................................................................................... 4.2-9
Содержание ASTRO MT 1500
Страница 4: ...iv Table of Contents August 16 2007 6816985H01 B Notes ...
Страница 30: ...August 16 2007 6816985H01 B 2 1 4 VHF Overall Characteristics Vocoder Circuitry Overview Notes ...
Страница 34: ...August 16 2007 6816985H01 B 2 2 4 UHF1 Overall Characteristics Vocoder Circuitry Overview Notes ...
Страница 38: ...August 16 2007 6816985H01 B 2 3 4 UHF2 Overall Characteristics Vocoder Circuitry Overview Notes ...
Страница 42: ...August 16 2007 6816985H01 B 2 4 4 700 800 MHz Overall Characteristics Vocoder Circuitry Overview Notes ...
Страница 46: ...August 16 2007 6816985H01 B 2 5 4 900MHz Overall Characteristics Vocoder Circuitry Overview Notes ...
Страница 140: ...August 16 2007 6816985H01 B 4 4 20 700 800 MHz Detailed Theories of Operation VOCON Functional Blocks Notes ...
Страница 164: ...August 16 2007 6816985H01 B 5 6 Troubleshooting Procedures Operational Error Codes Notes ...
Страница 188: ...August 16 2007 6816985H01 B 6 1 24 VHF Troubleshooting Charts Secure Hardware Failure Notes ...
Страница 212: ...August 16 2007 6816985H01 B 6 2 24 UHF1 Troubleshooting Charts Secure Hardware Failure Notes ...
Страница 236: ...August 16 2007 6816985H01 B 6 3 24 UHF2 Troubleshooting Charts Secure Hardware Failure Notes ...
Страница 260: ...August 16 2007 6816985H01 B 6 4 24 700 800 MHz Troubleshooting Charts Secure Hardware Failure Notes ...
Страница 284: ...August 16 2007 6816985H01 B 6 5 24 900 MHz Troubleshooting Charts Secure Hardware Failure Notes ...
Страница 296: ...August 16 2007 6816985H01 B 7 1 12 VHF Troubleshooting Waveforms PP7 TX LO 7 1 11PP7 TX LO Probe point TP299 ...
Страница 301: ...6816985H01 B August 16 2007 VHF Troubleshooting Waveforms TP13 Mod In 7 1 17 7 1 16TP13 Mod In Test point TP36 ...
Страница 324: ...August 16 2007 6816985H01 B 7 1 40 VHF Troubleshooting Waveforms PP33 SPI Data 7 1 39PP33 SPI Data Probe Point R802 ...
Страница 325: ...6816985H01 B August 16 2007 VHF Troubleshooting Waveforms PP34 SPI CLK 7 1 41 7 1 40PP34 SPI CLK Probe Point R803 ...
Страница 342: ...August 16 2007 6816985H01 B 7 2 12 UHF1 Troubleshooting Waveforms PP7 TX LO 7 2 11PP7 TX LO Probe point TP299 ...
Страница 347: ...6816985H01 B August 16 2007 UHF1 Troubleshooting Waveforms TP13 Mod In 7 2 17 7 2 16TP13 Mod In Test point TP36 ...
Страница 371: ...6816985H01 B August 16 2007 UHF1 Troubleshooting Waveforms PP33 SPI Data 7 2 41 7 2 39PP33 SPI Data Probe Point R802 ...
Страница 372: ...August 16 2007 6816985H01 B 7 2 42 UHF1 Troubleshooting Waveforms PP34 SPI CLK 7 2 40PP34 SPI CLK Probe Point R803 ...
Страница 378: ...August 16 2007 6816985H01 B 7 2 48 UHF1 Troubleshooting Waveforms TP39 RX SSI Frame Sync Notes ...
Страница 390: ...August 16 2007 6816985H01 B 7 3 12 UHF2 Troubleshooting Waveforms PP7 TX LO 7 3 11PP7 TX LO Probe point TP299 ...
Страница 395: ...6816985H01 B August 16 2007 UHF2 Troubleshooting Waveforms TP13 Mod In 7 3 17 7 3 16TP13 Mod In Test point TP36 ...
Страница 418: ...August 16 2007 6816985H01 B 7 3 40 UHF2 Troubleshooting Waveforms PP33 SPI Data 7 3 39PP33 SPI Data Probe Point R802 ...
Страница 419: ...6816985H01 B August 16 2007 UHF2 Troubleshooting Waveforms PP34 SPI CLK 7 3 41 7 3 40PP34 SPI CLK Probe Point R803 ...
Страница 486: ...August 16 2007 6816985H01 B 7 5 12 Troubleshooting Waveforms PP7 TX LO 7 5 11PP7 TX LO Probe point Shield Tx_INJ ...
Страница 492: ...August 16 2007 6816985H01 B 7 5 18 Troubleshooting Waveforms TP13 Mod In 7 5 17TP13 Mod In Test point TP203 ...
Страница 501: ...6816985H01 B August 16 2007 Troubleshooting Waveforms PP22 Analog 5V 7 5 27 7 5 26PP22 Analog 5V Probe point U500 pin 5 ...
Страница 517: ...6816985H01 B August 16 2007 Troubleshooting Waveforms PP33 SPI Data 7 5 43 7 5 42PP33 SPI Data Probe Point R802 ...
Страница 518: ...August 16 2007 6816985H01 B 7 5 44 Troubleshooting Waveforms PP34 SPI CLK 7 5 43PP34 SPI CLK Probe Point R803 ...
Страница 521: ...6816985H01 B August 16 2007 Troubleshooting Waveforms TP37 RX SSI Data 7 5 47 7 5 46TP37 RX SSI Data Test Point TP403 ...
Страница 522: ...August 16 2007 6816985H01 B 7 5 48 Troubleshooting Waveforms TP38 RX SSI Clock 7 5 47TP38 RX SSI Clock Test Point TP404 ...
Страница 710: ...9 2 40 UHF1 Schematics Board Overlays and Parts Lists August 16 2007 6816985H01 B Notes ...
Страница 806: ...9 5 32 900MHz Schematics Board Overlays and Parts Lists August 16 2007 6816985H01 B Notes ...
Страница 816: ...Index 4 August 16 2007 6816985H01 B Notes ...
Страница 817: ......