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Motorola GP340 ATEX にも：仕様書 (5 ページ), ユーザーマニュアル (31 ページ), 仕様書 (2 ページ), ユーザーマニュアル (30 ページ), ユーザーマニュアル (30 ページ), 基本マニュアル (10 ページ), サービス情報 (32 ページ), サービス情報 (30 ページ), サービス情報 (24 ページ), サービス情報 (31 ページ), サービス情報 (43 ページ), サービス情報 (30 ページ)

Chapter 1

1.0 GP340 Model Chart .............................................................................................1-1

2.0 GP640 / GP680 Model Chart ...............................................................................1-1

3.0 Technical Specifications ......................................................................................1-2

Chapter 2

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

2.0 Transmitter...........................................................................................................2-1

2.1 Power Amplifier ..............................................................................................2-1

2.2 Antenna Switch...............................................................................................2-2

2.3 Harmonic Filter ...............................................................................................2-2

2.4 Antenna Matching Network ............................................................................2-2

2.5 Power Control Integrated Circuit (PCIC) ........................................................2-2

3.0 Receiver...............................................................................................................2-3

3.1 Receiver Front-End ........................................................................................2-3

3.2 Receiver Back-End.........................................................................................2-4

3.3 Automatic Gain Control Circuit .......................................................................2-5

4.0 Frequency Generation Circuitry ...........................................................................2-6

4.1 Synthesizer.....................................................................................................2-6

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

Chapter 3

3.0 Troubleshooting Flow Chart for Transmitter ........................................................3-3

4.0 Troubleshooting Flow Chart for Synthesizer........................................................3-4

5.0 Troubleshooting Flow Chart for VCO...................................................................3-5

Chapter 4

PCB/SCHEMATICS/PARTS LISTS

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

1.1 Controller Circuits ...........................................................................................4-1

2.0 PCB 8485726Z01 - Schematics...........................................................................4-3

3.0 PCB 8485726Z01 - Parts List ............................................................................4-11

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Table of Contents