Motorola Professional GP340 Manuals

Motorola Professional GP340 Manuals

Manuals and User Guides for Motorola Professional GP340. We have 1 Motorola Professional GP340 manual available for free PDF download: Service Manual

Motorola Professional GP340 Service Manual

Motorola Professional GP340 Service Manual (290 pages)

Brand: Motorola | Category: Two-Way Radio | Size: 7.03 MB

Table of Contents

Table of Contents

15
Pcb/Schematics/Parts Lists

37
- Chapter 4 PCB/SCHEMATICS/PARTS LISTS
  
  39
  - PCB 8485726Z01 - Schematics
    39
  - Pcb : 8485726Z01
    39
  - PCB 8485726Z01 - Parts List
    47
  - PCB 8485726Z04 - Schematics
    50
  - Pcb : 8485726Z04
    50
  - PCB 8485726Z04 - Parts List
    58
Table of Contents

63
- Chapter 1 INTRODUCTION
  65
  - Scope of Manual
    65
  - Warranty and Service Support
    65
    
    After Warranty Period
    65
    
    Warranty Period and Return Instructions
    65
    
    European Radio Support Centre (ERSC)
    66
    
    Piece Parts
    66
    
    Related Documents
    67
    
    Technical Support
    67
  - Radio Model Information
    68
- Chapter 2 MAINTENANCE
  69
  - Introduction
    69
  - Preventive Maintenance
    69
    
    Cleaning
    69
    
    Inspection
    69
  - Safe Handling of CMOS and LDMOS
    70
  - General Repair Procedures and Techniques
    70
  - Notes for All Schematics and Circuit Boards
    73
- Chapter 3 SERVICE AIDS
  75
  - Recommended Test Tools
    75
  - Recommended Test Equipment
    77
Table of Contents

81
- Keypad and Flexible Connectors
  83
  - Keypad
    83
  - Flexible Connectors
    83
- Troubleshooting Chart
  84
- Allocation of Schematics and Circuit Boards
  85
  - Flexible Connectors
    85
  - Keypad Pcbs
    85
- Pcb/Schematic Diagrams and Parts List: Flexes
  87
  - Keypad - Controller Flex
    87
  - Universal Connector Flex
    88
- Pcb/Schematic Diagrams and Parts List: Keypad
  89
Table of Contents

97
- Overview
  99
- Radio Power Distribution
  99
- Controller Circuits
  100
  - Controller Architecture
    100
  - MCU Digital Architecture
    100
  - Real Time Clock
    101
  - Modb/Vstby Supply
    102
  - Audio/Signaling Architecture
    102
- 300R1 Controller
  103
- VHF Controller (for Models with PCB 8486473Z04)
  105
- Lowband Controller
  106
- Allocation of Schematics and Circuit Boards
  107
- Controller - Set 1 (PCB 8486062B12/B14, 8485726Z01)
  111
- Controller - Set 2 (PCB 8486101B09/B10)
  117
- Controller - Set 3 (PCB 8485658Z01)
  123
- Controller - Set 4 (PCB 8486062B16/17, 8486101B11)
  129
- Controller - Set 5 (PCB 8485726Z04)
  135
- Controller - Set 6 (PCB 8486473Z04)
  141
Table of Contents

149
- Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
  151
  - GP320/GP340/GP360/GP380 Model Chart
    151
  - GP140 Model Chart
    152
  - GP640/GP680 Model Chart
    152
  - GP1280 Model Chart
    153
  - GP240/GP280/GP540/GP580 Model Chart
    154
  - Technical Specifications
    155
- Chapter 2 THEORY of OPERATION
  157
  - Introduction
    157
  - VHF Transmitter
    157
    
    Power Amplifier
    157
    
    Antenna Matching Network
    158
    
    Antenna Switch
    158
    
    Harmonic Filter
    158
    
    Power Control Integrated Circuit (PCIC)
    158
  - VHF Receiver (for All Models Except those with PCB8486473Z04)
    159
    
    Receiver Front-End
    159
  - Receiver Back End
    160
    
    Receiver Back-End
    160
    
    Automatic Gain Control (AGC)
    161
    
    Receiver Front-End
    162
  - Receiver Back End
    163
    
    Receiver Back-End
    163
    
    Automatic Gain Control (AGC)
    164
  - Frequency Generation Circuit
    164
    
    Synthesizer
    165
  - Voltage Controlled Oscillator
    166
    
    Voltage Controlled Oscillator (VCO)
    166
  - Voice Storage (GP1280)
    168
- Chapter 3 TROUBLESHOOTING CHARTS
  171
  - Troubleshooting Flow Chart for Receiver for All Models Except those with PCB 8486473Z04
    172
  - Troubleshooting Flow Chart for Receiver for Models with PCB 8486473Z04
    174
  - Troubleshooting Flow Chart for Transmitter
    175
  - Troubleshooting Flow Chart for Synthesizer
    176
  - Troubleshooting Flow Chart for VCO
    177
  - Troubleshooting Flow Chart for Receive Message/Personal Memo Recording
    178
  - Troubleshooting Flow Chart for Message Playback
    179
  - Controls and Switches
    181
  - Receiver Front End
    181
  - Synthesizer
    181
  - Allocation of Schematics and Circuit Boards
    181
    
    Voice Storage Facility
    181
  - Controls and Switches
    182
  - Receiver Front End
    182
  - Transmitter
    182
  - VHF PCB 8486062B12 / Schematics
    185
  - VHF PCB 8486062B12 Parts List
    193
  - VHF PCB 8486101B09 / Schematics (GP1280)
    197
  - VHF PCB 8086101B09 Parts List (GP1280)
    201
  - Vhf Pcb 8486062B14
    205
  - VHF PCB 8486062B14 Parts List
    207
  - Vhf Pcb 8486101B10
    211
  - VHF PCB 8486101B10 Parts List (GP1280)
    213
  - Vhf Pcb 8486062B16
    217
  - 11.0 VHF PCB 8486062B16 Parts List
    225
  - 13.0 Vhf Pcb 8486062B17
    231
  - Vhf Pcb 8486101B11
    235
  - 15.0 VHF PCB 8486101B11 Parts List
    237
  - Vhf Pcb 8486473Z04
    241
Table of Contents

257
- Chapter 1 MODEL CHART and TECHNICAL SPECIFICATIONS
  259
  - GP340/GP380 Model Chart
    259
  - Technical Specifications
    260
- Chapter 2 THEORY of OPERATION
  263
  - Lowband Transmitter
    263
    
    Power Amplifier (PA)
    263
    
    Antenna Matching Network
    264
    
    Antenna Switch
    264
    
    Harmonic Filter
    264
    
    Power Control Integrated Circuit (PCIC)
    264
    
    Temperature Cut Back Circuit
    264
  - Lowband Receiver
    265
    
    Receiver Front-End
    265
    
    Automatic Gain Control (AGC)
    266
    
    Receiver Back-End
    266
    
    Frequency Generation Circuit
    267
  - Synthesizer
    268
    
    Buffer
    269
    
    Diplexer and Output Filters
    269
    
    Prescalar Feedback
    269
    
    Receive VCO
    269
    
    Transmit VCO
    269
- Chapter 3 TROUBLESHOOTING CHARTS
  271
  - Receiver (Sheet 1 of 2)
    271
  - Receiver (Sheet 2 of 2)
    272
  - Transmitter
    273
    
    Synthesizer
    274
    
    Voltage Controlled Oscillator
    275
    
    Main Board Bottom Side
    277
    
    Main Board Top Side
    277
  - Parts List
    277
    
    Allocation of Schematics and Circuit Boards
    277
    
    Controller Circuits
    277
  - PCB 8485658Z03 - Schematics
    279
  - PCB 8485658Z03 - Parts List
    288

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