Motorola PRO3150 Manuals

Motorola PRO3150 Manuals

Manuals and User Guides for Motorola PRO3150. We have 1 Motorola PRO3150 manual available for free PDF download: Service Manual

Motorola PRO3150 Service Manual

Motorola PRO3150 Service Manual (102 pages)

Detailed Service Manual

Brand: Motorola | Category: Portable Radio | Size: 2.92 MB

Table of Contents

Computer Software Copyrights
2
Safety Information
3
Exposure to Radio Frequency Energy
3
Portable Radio Operation and EME Exposure
3
Electromagnetic Interference/Compatibility
4
Operational Warnings
4
- Potentially Explosive Atmospheres
  4
- Blasting Caps and Areas
  4
Operational Cautions
4
Damaged Antennas
4
Introduction

5
- Scope of Manual
  5
- Warranty and Service Support
  5
  - Warranty Period
    5
  - Return Instructions
    5
  - After Warranty Period
    5
- Related Documents
  5
- Technical Support
  6
  - Piece Parts
    6
- Radio Model Chart and Specifications
  6
- Radio Model Information
  6
- Table of Contents
  9
Theory of Operation

11
- Introduction
  11
- Radio Power Distribution
  11
- Keypad
  13
- Controller
  14
  - MCU Digital
    14
  - Audio/Signaling
    14
- UHF Transmitter
  15
  - Power Amplifier (PA)
    15
  - Antenna Switch
    15
  - Harmonic Filter
    16
  - Antenna Matching Network
    16
  - Power Control Integrated Circuit (PCIC)
    16
  - Temperature Cut Back Circuit
    16
- UHF Receiver
  17
  - Receiver Front-End
    17
  - Receiver Back-End
    18
  - Automatic Gain Control (AGC)
    18
  - Frequency Generation Circuit
    19
- Synthesizer
  19
  - Antenna Switch
    22
  - Antenna Matching Network
    23
  - Harmonic Filter
    23
  - Power Control Integrated Circuit (PCIC)
    23
  - Receiver Front-End
    24
  - Automatic Gain Control (AGC)
    25
  - Receiver Back-End
    25
  - Frequency Generation Circuitry
    26
- Synthesizer
  26
- Voltage Control Oscillator (VCO)
  27
Maintenance

31
- Introduction
  31
- Maintenance 3.1 Introduction
  31
- Preventive Maintenance
  31
  - Inspection
    31
  - Cleaning
    31
- Safe Handling of CMOS and LDMOS
  32
- General Repair Procedures and Techniques
  32
- Recommended Test Tools
  34
- Replacing the Circuit Board Fuse
  35
- Removing and Reinstalling the Circuit Board
  36
- Power up Self-Test Error Codes
  37
- UHF Troubleshooting Charts
  38
- Troubleshooting Flow Chart for Synthesizer
  42
- VHF Troubleshooting Charts
  44
- Keypad Troubleshooting Chart
  50
Schematic Diagrams, Overlays, and Parts Lists

51

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