Motorola Commercial Series Service Information - Page 3

Browse online or download pdf Service Information for Portable Radio Motorola Commercial Series. Motorola Commercial Series 48 pages. Uhf2 (438-470mhz)
Also for Motorola Commercial Series: Basic User's Manual (16 pages), Service Information (46 pages), User Manual (18 pages), Basic User's Manual (12 pages), Service Information (30 pages)

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Chapter 1

1.0 CP040 Model Chart .............................................................................................1-1

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

Chapter 2

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

2.0 VHF (136-162MHz) Receiver..............................................................................2-1

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

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

3.0 VHF (136-162MHz) 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

4.1 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 VHF (136-162MHz) ........................................................................................4-1

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

1.3 Speaker and Microphone Schematic..............................................................4-2

2.0 VHF PCB 8486769Z02-A Schematic Diagrams ..................................................4-3

3.0 VHF PCB 8486769Z02-A Parts List...................................................................4-11

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