Motorola CP160 Informazioni sul servizio - Pagina 3

Sfoglia online o scarica il pdf Informazioni sul servizio per Radio bidirezionale Motorola CP160. Motorola CP160 46. Uhf2 (438-470mhz)
Anche per Motorola CP160: Manuale d'uso (46 pagine), Manuale d'uso di base (16 pagine), Manuale d'uso di base (16 pagine), Manuale d'uso di base (18 pagine), Manuale di servizio dettagliato (28 pagine), Manuale di installazione di Cps/Tuner (6 pagine), Informazioni sul servizio (46 pagine)

Chapter 1

1.0 CP140/CP160/CP180 Model Chart .....................................................................1-1

2.0 Technical Specifications ......................................................................................1-2

Chapter 2

1.0 Introduction ..........................................................................................................2-1

2.0 UHF3 (465-495MHz) Receiver ...........................................................................2-1

2.1 Receiver Front-End .......................................................................................2-2

2.2 Receiver Back-End.........................................................................................2-3

3.0 UHF3 (465-495MHz) Transmitter.........................................................................2-4

3.1 Transmitter Power Amplifier ...........................................................................2-4

3.2 Antenna Switch...............................................................................................2-4

3.3 Harmonic Filter ...............................................................................................2-5

3.4 Antenna Matching Network ............................................................................2-5

3.5 Power Control.................................................................................................2-5

4.0 UHF3 (465-495MHz) Frequency Generation Circuitry........................................2-6

4.1 Fractional-N Synthesizer ................................................................................2-7

4.2 Voltage Controlled Oscillator (VCO) ...............................................................2-8

Chapter 3

1.0 Troubleshooting Table for Receiver.....................................................................3-1

2.0 Troubleshooting Table for Synthesizer ................................................................3-3

3.0 Troubleshooting Table for Transmitter ................................................................3-4

4.0 Troubleshooting Table for Board and IC Signals .................................................3-6

Chapter 4

UHF PCB/SCHEMATICS/PARTS LISTS

1.0 Allocation of Schematics and Circuit Boards .......................................................4-1

1.1 UHF3 (465-495MHz) ......................................................................................4-1

1.2 Six Layer Circuit Board...................................................................................4-1

2.0 UHF3 PCB 8486634Z02-O Schematic Diagrams................................................4-3

3.0 UHF3 PCB 8486634Z02-O Parts List ................................................................4-11

iii

Table of Contents