Motorola EP450

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Table of Contents v
HKLN4215A December 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 ........................................................................................ 7-3
7.4.1.1 Front Cover From Chassis Disassembly ........................................................... 7-3
7.4.1.2 Dust Cover Disassembly ................................................................................... 7-5
7.4.1.3 Speaker and Microphone Disassembly ............................................................. 7-6
7.4.1.4 PTT Disassembly............................................................................................... 7-6
7.4.2 Chassis Disassembly........................................................................................................7-7
7.4.3 Radio Re-assembly - Detailed.......................................................................................... 7-8
7.4.3.1 Dust Cover Re-assembly................................................................................... 7-8
7.4.3.2 Microphone and Speaker Re-assembly............................................................. 7-8
7.4.3.3 Chassis Assembly/Re-assembly ....................................................................... 7-9
7.4.3.4 Chassis and Front Cover Re-assembly........................................................... 7-10
7.4.3.5 PTT Re-assembly............................................................................................ 7-11
7.5 Mechanical View and Parts List................................................................................................... 7-13
7.5.1 EP450 Non-Display Exploded View and Parts List......................................................... 7-13
Chapter 8 Troubleshooting Tables ..................................................... 8-1
8.1 Power-Up Error Codes .................................................................................................................. 8-1
8.2 Operational Error Codes................................................................................................................ 8-1
8.3 Troubleshooting Table for Receiver............................................................................................... 8-2
8.4 Troubleshooting Table for Transmitter........................................................................................... 8-3
Appendix A Accessories.........................................................................A-1
Appendix B Warranty, Service Support, and Replacement Parts .......B-1
1.1 Scope of Manual............................................................................................................................ 1-1
1.2 Warranty ........................................................................................................................................ 1-1
1.2.1 Warranty Period and Return Instructions.......................................................................... 1-1
1.2.2 After Warranty Period ....................................................................................................... 1-1
1.3 Replacement Parts Ordering ......................................................................................................... 1-1
1.3.1 Basic Ordering Information ............................................................................................... 1-1
1.3.2 Motorola Online ................................................................................................................ 1-2
1.3.3 Mail Orders ....................................................................................................................... 1-2
1.3.4 Telephone Orders............................................................................................................. 1-2
1.3.5 Fax Orders........................................................................................................................ 1-2
1.3.6 Parts Identification ............................................................................................................ 1-2
1.4 Technical Support.......................................................................................................................... 1-3
Glossary......................................................................................................G-1