LG C2500 Service Manual - Page 6

Introduction

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1. INTRODUCTION 1. INTRODUCTION 1.1. Purpose of the Manual This service manual contains the information and procedures required for instilling, operating and servicing the LG GSM Personal Cellular Mobile Telephone system operating on GSM Digital Cellular Networks. 1.2. Structure of the manual The manual is structured to provide service engineering personnel with the following information and procedures: 1. General and technical information - provides a basic understanding of the equipment, kits and options, together with detailed information for each of the major component parts. 2. Installation and operating information - provides instructions for unpacking, installing and operating the equipment. 3. Servicing information - provides complete instructions for testing, disassembly, and reassembly of the product. Step-by-step troubleshooting information is given to enable the isolation and identification of a malfunction, and thus determine what corrective action should be taken. The test information enable verification of the integrity of the equipment after any remedial action has been carried out. 4. Illustrated parts list - provides to enable the identification of all cosmetic and some electrical components, for the ordering of replacement parts. 1.3. Servicing Responsibilities The procedures described in this manual must performed by qualified service engineering personnel, at an authorized service center. The service engineering personnel are responsible for fault diagnosis and repair of all equipment described in this manual. -5-

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1. INTRODUCTION
- 5 -
1.1. Purpose of the Manual
This service manual contains the information and procedures required for instilling, operating and
servicing the LG GSM Personal Cellular Mobile Telephone system operating on GSM Digital Cellular
Networks.
1.2. Structure of the manual
The manual is structured to provide service engineering personnel with the following information and
procedures:
1. General and technical information - provides a basic understanding of the equipment, kits and
options, together with detailed information for each of the major component parts.
2. Installation and operating information - provides instructions for unpacking, installing and operating
the equipment.
3. Servicing information - provides complete instructions for testing, disassembly, and reassembly of
the product. Step-by-step troubleshooting information is given to enable the isolation and
identification of a malfunction, and thus determine what corrective action should be taken. The test
information enable verification of the integrity of the equipment after any remedial action has been
carried out.
4. Illustrated parts list - provides to enable the identification of all cosmetic and some electrical
components, for the ordering of replacement parts.
1.3. Servicing Responsibilities
The procedures described in this manual must performed by qualified service engineering personnel,
at an authorized service center.
The service engineering personnel are responsible for fault diagnosis and repair of all equipment
described in this manual.
1. INTRODUCTION