Motorola CP Series Manuals

Manuals and User Guides for Motorola CP Series. We have 1 Motorola CP Series manual available for free PDF download: Service Manual

Motorola CP Series Service Manual (154 pages)

Brand: Motorola | Category: Portable Radio | Size: 9.59 MB

Computer Software Copyrights
5
Safety Information

6
Document History

7
- Table of Contents
  9
- Notations Used in this Manual
  16
Chapter 1 Maintenance

19
Chapter 2 Test Equipment, Service Aids, and Service Tools

23
Chapter 3 DC Power Distribution

27
Chapter 4 Controller Theory of Operation

29
- RX Audio Circuit
  29
  - Audio Processor IC (U102)
    29
    
    RX Audio Processing
    29
    
    Figure 4-1. RX Audio Circuit
    29
    
    RX Tone Pl/Digital PL Decode Filtering
    30
  - Audio Amp
    30
  - Internal and External Speaker
    30
- TX Audio Circuit
  31
- Microprocessor Circuitry
  33
Chapter 5 435 - 480 Mhz UHF2 Theory of Operation

35
- Introduction
  35
- UHF2 Receiver
  35
- UHF2 Transmitter
  37
  - Power Amplifier
    37
  - Antenna Switch
    37
  - Harmonic Filter
    37
  - Figure 5-2. UHF2 Transmitter Block Diagram
    37
  - Auto Power Control
    38
- UHF2 Frequency Generation Circuitry
  38
- Keypad
  40
- Figure 5-4. Keypad Block Diagram
  40
Chapter 6 UHF2 Troubleshooting Tables

41
Chapter 7 UHF2 Schematic Diagrams, Overlays, and Parts Lists

47
Chapter 8 136 - 174 Mhz VHF Theory of Operation

73
- Introduction
  73
- VHF Receiver
  73
  - Figure 8-1. VHF Receiver Block Diagram
    73
  - Receiver Back End
    74
  - Receiver Front End
    74
- VHF Transmitter
  75
  - Power Amplifier
    75
  - Antenna Switch
    75
  - Harmonic Filter
    75
  - Figure 8-2. VHF Transmitter Block Diagram
    75
  - Auto Power Control
    76
- VHF Frequency Generation Circuitry
  76
- Keypad
  78
- Figure 8-4. Keypad Block Diagram
  78
Chapter 9 VHF Troubleshooting Tables

79
Chapter 10 VHF Schematic Diagrams, Overlays, and Parts Lists

85
Chapter 11 403 - 447 Mhz UHF1 Theory of Operation

111
- Introduction
  111
- UHF1 Receiver
  111
  - Figure 11-1. UHF1 Receiver Block Diagram
    111
  - Receiver Back End
    112
  - Receiver Front End
    112
- UHF1 Transmitter
  113
  - Power Amplifier
    113
  - Antenna Switch
    113
  - Harmonic Filter
    113
  - Figure 11-2. UHF1 Transmitter Block Diagram
    113
  - Auto Power Control
    114
- UHF1 Frequency Generation Circuitry
  114
  - Reference Oscillator (12.8 Mhz VCTCXO)
    114
  - Figure 11-3. UHF1 Frequency Generation Unit Block Diagram
    114
  - PLL IC Prescaler and Comparator
    115
  - Voltage Doubler and Charge Pump
    115
  - Loop Filter
    115
  - Dual VCO
    115
- Keypad
  116
- Figure 11-4. Keypad Block Diagram
  116
Chapter 12 UHF1 Troubleshooting Tables

117
Chapter 13 UHF1 Schematic Diagrams, Overlays, and Parts Lists

123

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More Motorola Manuals

Motorola CP Series Manuals

Motorola CP Series Service Manual (154 pages)

Table of Contents

Safety Information

Document History

Chapter 1 Maintenance

Chapter 2 Test Equipment, Service Aids, and Service Tools

Chapter 3 DC Power Distribution

Chapter 4 Controller Theory of Operation

Chapter 5 435 - 480 Mhz UHF2 Theory of Operation

Chapter 6 UHF2 Troubleshooting Tables

Chapter 7 UHF2 Schematic Diagrams, Overlays, and Parts Lists

Chapter 8 136 - 174 Mhz VHF Theory of Operation

Chapter 9 VHF Troubleshooting Tables

Chapter 10 VHF Schematic Diagrams, Overlays, and Parts Lists

Chapter 11 403 - 447 Mhz UHF1 Theory of Operation

Chapter 12 UHF1 Troubleshooting Tables

Chapter 13 UHF1 Schematic Diagrams, Overlays, and Parts Lists

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Motorola Categories