Motorola Portable Radio Ep450 Basic Hkln4215a Manual
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MOTOROLA, The Stylized M logo are trademarks of Motorola, Inc.All other product or service names are the property of their respective owners.© 2003 Motorola, Inc. All rights reserved. Printed in U.S.A. HKLN4215A HKLN4215A EP450™ Portable Radio Basic Service Manual
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EP450 Portable Radio Basic Service Manual VHF 146-174 MHz UHF 403-440 MHz UHF 438-470 MHz UHF 465-495 MHz Motorola, Inc. 1301 E. Algonquin Road Schaumburg, IL 60196 HKLN4215A
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ii Foreword This manual is intended for use by service technicians familiar with similar types of equipment. It contains service information required for the equipment described and is current as of the printing date. Changes which occur after the printing date may be incorporated by a complete Manual revision or alternatively as additions. Product Safety and RF Exposure Compliance AT T E N T I O N ! This radio is restricted to occupational use only to satisfy FCC RF energy exposure requirements....
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Table of Contentsiii HKLN4215ADecember 3, 2003 Table of Contents Foreword ..................................................................................................................................................... ii Product Safety and RF Exposure Compliance ............................................................................................ ii Computer Software Copyrights ......................................................................................................................
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ivTable of Contents December 3, 2003HKLN4215A 5.4.3 Transmit Power Tuning .....................................................................................................5-5 5.4.3.1 To Perform Transmit High Power Tuning, do the following: .............................. 5-6 5.4.3.2 To Perform Transmit Low Power Tuning, do the following: .............................. 5-6 5.4.4 VCO Attenuation...
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Table of Contentsv HKLN4215ADecember 3, 2003 7.2.2 Cleaning Procedures ........................................................................................................7-1 7.3 Safe Handling of CMOS and LDMOS Devices .............................................................................. 7-2 7.4 Disassembling and Re-assembling the Radio — General............................................................. 7-3 7.4.1 Radio Disassembly — Detailed...
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viTable of Contents December 3, 2003HKLN4215A List of Figures Figure 2-1. Major Assemblies Block Diagram ..................................................................................... 2-1 Figure 2-2. Transceiver Block Diagram .............................................................................................. 2-2 Figure 3-1. Programming/Test Cable.................................................................................................. 3-4 Figure 3-2. Wiring of the Connectors...
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Table of Contentsvii HKLN4215ADecember 3, 2003 Figure 7-11. Speaker Re-assembly ...................................................................................................... 7-9 Figure 7-12. Installation of Main Board onto Chassis ......................................................................... 7-10 Figure 7-13. Microphone and Speaker Wires Re-assembly ............................................................... 7-11 Figure 7-14. Fastening the Chassis...
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viiiTable of Contents December 3, 2003HKLN4215A List of Tables Table 1-1. Radio Model Number (Example: LAH65KDC9AA2AN) .................................................... 1-1 Table 1-2. MIL STDS 810 C, D, E, and F: Applicable to UHF and VHF Specifications ..................... 1-8 Table 3-1. Recommended Test Equipment ....................................................................................... 3-1 Table 3-2. Service...
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Chapter 1 Model Charts and Test Specifications 1.1 Radio Model Information The model number and serial number are located on a label attached to the back of your radio. You can determine the RF output power, frequency band, protocols, and physical packages. The example below shows one portable radio model number and its specific characteristics. Table 1-1. Radio Model Number (Example: LAH65KDC9AA2AN) Type of UnitModel SeriesFreq. BandPower LevelPhysical Packages Channel SpacingProtocolFeature...