Motorola GM140, Базовое руководство по обслуживанию

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Table of Contents
SAFETY INFORMATION........................................................................................iii
Chapter 1 INTRODUCTION
1.0 Scope of Manual ..................................................................................................1-1
2.0 Warranty and Service Support.............................................................................1-1
2.1 Warranty Period and Return Instructions .......................................................1-1
2.2 After Warranty Period .....................................................................................1-1
2.3 European Radio Support Centre (ERSC).......................................................1-2
2.4 Piece Parts .....................................................................................................1-2
2.5 Technical Support...........................................................................................1-3
3.0 Radio Model Information......................................................................................1-4
Chapter 2 MODEL CHART AND TEST SPECIFICATION
1.0 Model Chart (UHF 403-470 MHz) ........................................................................2-1
2.0 Model Chart (VHF 136-174 MHz) ........................................................................2-2
3.0 Model Chart (Low Band 29-50 MHz) ...................................................................2-3
2.4 Specifications ......................................................................................................2-4
Chapter 3 MAINTENANCE
1.0 Introduction ..........................................................................................................3-1
2.0 Preventive Maintenance ......................................................................................3-1
2.1 Inspection .......................................................................................................3-1
2.2 Cleaning Procedures ......................................................................................3-1
3.0 Safe Handling of CMOS and LDMOS Devices ....................................................3-2
4.0 Repair Procedures and Techniques — General ..................................................3-3
5.0 Disassembling and Reassembling the Radio — General ....................................3-3
6.0 Radio Disassembly - Detailed..............................................................................3-4
6.1 Control Head Removal ...................................................................................3-4
6.2 Top Cover Removal........................................................................................3-5
6.3 Transceiver Board Removal ...........................................................................3-6
6.4 Disassembly of Control Head - GM340 (without display) ...............................3-7
6.5 Disassembly of Control Heads - GM360 and GM380 (with display) ..............3-8
7.0 Radio Assembly ...................................................................................................3-9
7.1 Control Head - GM340 ...................................................................................3-9
7.2 Control Heads - GM360 and GM380..............................................................3-9
7.3 Radio Chassis and Transceiver Board .........................................................3-10
7.4 Control Head Fitting......................................................................................3-10