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Motorola Motran User Manual

Motorola Motran
128 pages
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Motorola Motran Specifications

General IconGeneral
BrandMotorola
ModelMotran
CategoryTwo-Way Radio
LanguageEnglish

Summary

Description of Motran Railroad Radio Sets

Introduction

Overview of the Motran railroad radio sets, their types, and features.

Physical Description

Details the construction and components of the radio set.

Transmitters

Explains the transmitter's function and components.

Receivers

Explains the receiver's function and components.

'PRIVATE-LINE' Tone-Coded Squelch Models

Details specific models with tone-coded squelch functionality.

Power Supplies

Explains the power supply units for the radio.

Optional Accessories for Universal Models

TSN6001A Speaker

Details the rugged, outdoor type speaker with a 500-ohm matching transformer.

TLN6076A Footboard Control Unit

Describes the unit for train operation, including push-to-talk and speaker microphone.

TLN6075C Remote Control Unit

Explains the unit for remote operation of the radio set from a base station.

TLN6075CJ Single-Tone Control Head

Describes the control head used with the TLN6075C for remote operation.

Recommended Test Equipment

Installation of the Standard AAR Radio Set

Unpacking and Inspection

Process for checking the radio upon receipt and unpacking.

Pre-Installation

Steps before installing the radio, including pre-installation checks.

FCC Regulations

Guidelines related to FCC compliance for radio installation.

Antenna Mounting

Procedures for mounting the antenna correctly.

Radio Set Housing Installation

Procedures for mounting the radio set housing in a suitable location.

Control Head Installation

Procedures for connecting and mounting the control head.

Power Connections

Connecting 12/64-volt and 117-volt power sources.

Multiple-Frequency Operation

Setup procedures for operating on multiple frequencies.

Installation of the Universal Radio Set

Unpacking and Handling

Precautions for unpacking and handling the universal radio set.

Pre-Installation Checks

Steps for pre-installation checks and alignment.

FCC Regulations

Guidelines related to FCC compliance.

Antenna Installation

Procedures for mounting the antenna.

Radio Set Housing

Procedures for mounting the radio set housing.

Control Head

Procedures for connecting and mounting the control head.

Multiple-Frequency Operation

Setup for operating on multiple frequencies.

Theory of Operation

Functional Operation

Overview of the radio set's overall operational flow.

Receiver Operation

Explains the receiver's functional blocks and processes.

Transmitter Operation

Explains the transmitter's functional blocks and processes.

Multiple-Frequency Circuits

Details circuits for operating on multiple frequencies.

TPN1056A Power Supply

Explains the TPN1056A power supply unit and its circuits.

Transmitter Switching and Current Limiting

Explains transmitter switching and current limiting circuits.

Service Aids

Housing Removal and Replacement

Procedures for removing and replacing radio set housings.

Standard AAR Housing Procedures

Specific steps for AAR model housing.

Universal Housing Procedures

Steps for removing and replacing universal model housings.

Receiver Servicing

Guidance on servicing the receiver.

Local and Remote Operation

Procedures for local and remote control operations.

Transmitter Servicing

Guidance on servicing the transmitter.

Audio Transistor Checks

Procedures for checking audio transistors.

Control Heads

Description and Types

Overview of different types of control heads and their features.

Audio Adjustments

Procedures for adjusting audio levels.

Pilot Light Dimmer and Single-Tone Circuit

Details on pilot light dimmer and tone circuit.

Bulb Replacement

Procedures for replacing bulbs in control heads.

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