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Motorola GP2000 Service Manual

Motorola GP2000
102 pages
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June, 2001
GP2000
Portable Radios
Service Manual
6804112J41-O

Table of Contents

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Motorola GP2000 Specifications

General IconGeneral
SealingIP54
Channel Capacity16 channels
Power Output5W
Battery Life8 hours
Weight350 g

Summary

Safety Information

Safety and General Information

Important information on safe and efficient radio operation.

Radio Operation and EME Exposure

Compliance with EME standards and safe operation procedures.

Medical Devices

Precautions regarding pacemakers, hearing aids, and other medical devices.

Operational Warnings

For Vehicles With An Air Bag

Warning about placing radios in air bag deployment areas.

Potentially Explosive Atmospheres

Precautions for operating radios in potentially explosive environments.

Blasting Caps And Areas

Warning about radio interference with blasting operations.

Section 2 Maintenance

3.0 Safe Handling of CMOS and LDMOS Devices

Precautions for handling static-sensitive CMOS/LDMOS devices.

4.0 Repair Procedures and Techniques — General

Guidelines for parts replacement, rigid and flexible circuit boards, and chip components.

6.0 Radio Disassembly — Detailed

Step-by-step instructions for detailed radio disassembly.

6.1 Front Cover from Chassis Disassembly

Step-by-step instructions for removing the front cover.

6.2 Control Board Disassembly

Steps to remove the control board from the RF board.

6.3 RF Board Disassembly

Steps to remove the RF board from the rear diecast.

7.0 Radio Reassembly — Detailed

Detailed instructions for reassembling the radio.

7.1 RF Board Reassembly

Instructions for placing and securing the RF board.

7.2 Control Board Reassembly

Instructions for placing and connecting the control board.

7.3 Chassis and Front Cover Reassembly

Steps for connecting boards and reassembling the chassis and front cover.

Section 3 Radio Tuning

3.0 Hardware Tuning Setup and Procedure

Details on accessing and adjusting tuning potentiometers, including audio and sub-audio modulation tuning procedures.

Section 4 Radio Programming

3.0 Programming Your Radio

Procedures for programming and cloning radios for customers.

3.1 Overview of the Programming Process

Steps to program and clone radios for customers.

3.2 Cloning Radio Parameters to User Radios

Explanation of cloning radio parameters between radios.

3.7 Dealer and User Configurations

Explains configurations for dealer and user access and switching between them.

4.5 Editing RW (Radio Wide) Parameters

Details on editing radio-wide parameters like Squelch Level, Scan Lists, and PL frequencies.

4.6 Editing Channel Parameters

Details on editing channel-specific parameters like Receive Frequency, PL/DPL, and Power Level.

4.7 Editing VFO Parameters

Details on editing VFO parameters like Scan Upper Limit, Frequency Step Size, and Repeater Offset.

4.10 Examples

Examples illustrating various programming tasks.

4.10.1 Copying All Parameters from One Channel to Other Channel(s)

Example scenario for copying channel parameters.

4.10.5 Programming an Phone Number/Access Code/De-access Code

Example scenario for programming phone numbers and codes.

4.11 Factory Reset

Procedure to reset the radio to factory default settings.

Section 5 Error Code Displays

1.0 Error Codes

Lists common error displays and their meanings.

Section 7 VHF Band Information (136-174 MHz)

6.0 Troubleshooting charts

Flowcharts to diagnose and troubleshoot radio issues.

Troubleshooting Flow Chart for Receiver

Flowchart to diagnose and troubleshoot receiver issues.

Troubleshooting Flow Chart for Transmitter

Flowchart to diagnose and troubleshoot transmitter issues.

Troubleshooting Flow Chart for Synthesizer

Flowchart to diagnose and troubleshoot synthesizer issues.

Troubleshooting Flow Chart for Microcontroller

Flowchart to diagnose microcontroller-related problems.

Troubleshooting Flow Chart for VCO

Flowchart to diagnose and troubleshoot VCO issues.

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