Ranger service manual TR-127GK/DX Table of Contents

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TR-127GK/DX

TABLE OF CONTENTS

 

 

 

PAGE

CHAPTER 1

 

 

SPECIFICATIONS

 

 

1.0

General

. . .

2

1.1

Transmitter

. . .

2

1.2

Receiver

. . .

2

CHAPTER 2

 

 

OPERATION

 

 

2.0

Introduction

. . .

3

2.1

Control & Connections

3

2.2

Microphone

7

2.3

Operation

. …

7

2.4

Alternate Microphones And Installation

. .

8

CHAPTER 3

 

 

CIRCUIT DESCRIPTION

 

 

3.0

Introduction

. . .

9

3.1

PLL Circuit

9

3.2

Receiver Circuit

. . .

9

3.3

Transmitter Modulation Circuit

9

3.4

Transmitter Amplifier Circuit

9

CHAPTER 4

 

 

ALIGNMENT

 

 

4.0

Required Test Equipment

11

4.1

Alignment Procedures

. . .

11

CHAPTER 5

 

 

MAINTENANCE

 

 

5.0

Precautions

. . .

15

5.1

Periodic Inspection

15

5.2

Fuse Replacement

15

CHAPTER 6

 

 

DIAGRAMS AND PARTS LIST

 

 

6.0

PCB Layout & Parts List

. . .

16

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Contents TR-127GK/DX TR-127GK/DX Table of Contents TR-127GK/DX Chapter Specifications GeneralControls and Connections Front Panel TR-127GK/DX OperationIntroduction Page Rear Panel Represents the location of the following connectionsFrequency Chart Channel Channel Frequency MHzMicrophone Operation Procedure to ReceiveProcedure to Transmit Alternate Microphones and Installation Your Transceiver Microphone SchematicReceiver Circuit TR-127GK/DX Chapter Circuit DescriptionPLL Circuit Transmitter Modulation CircuitTR-127GK/DX Block Diagram TR-127GK/DX Chapter Alignment Alignment ProceduresPLL Alignment T. Setting Adjust Point Measurement Required Test EquipmentTransmitter Alignment T. Setting Adjust Measurement Point Receiver Alignment T. Setting Adjust Measurement PointTransmitter test setup TR-127GK/DX Main PCB Adjustment Location Fuse Replacement TR-127GK/DX Chapter MaintenancePrecautions Periodic InspectionTR-127GK/DX Chapter Diagrams Parts List GeneralTR-127GK/DX Rotary Switch PCB EPT092920Z Part List Reference Ranger Part Description NumberTR-127GK/DX Display PCB EPT092930Z Reference Ranger Part Description TR-127GK/DX Main PCB EPT012910A Copper Side Part List TR−127GK/DX Main PCB L23 TR-127GK/DX Schematic Diagram TR-127GK Mechanical Part TR-127DX Mechanical Part AT0127040A  Copyright 2004, Ranger Communications, Inc