vi Table of Contents
3.4.1 Entering Non-Display Radio Test Mode ........................................................................3-10
3.4.2 RF Test Mode................................................................................................................3-10
3.4.3 LED Test Mode..............................................................................................................3-10
3.4.4 Speaker Tone Test Mode ..............................................................................................3-10
3.4.5 Earpiece Tone Test Mode .............................................................................................3-11
3.4.6 Audio Loopback Earpiece Test Mode............................................................................3-11
3.4.7 Battery Check Test Mode ..............................................................................................3-11
3.4.8 Button/Knob/PTT Test Mode .........................................................................................3-11
Chapter 4 Radio Programming and Tuning ....................................... 4-1
4.1 Introduction ..................................................................................................................................4-1
4.2 Customer Programming Software Setup .....................................................................................4-1
4.3 AirTracer Application Tool............................................................................................................4-2
4.4 Radio Tuning Setup .....................................................................................................................4-2
4.4.1 RF Plug Dissassembly.....................................................................................................4-3
Chapter 5 Disassembly/Reassembly Procedures ............................. 5-1
5.1 Introduction ..................................................................................................................................5-1
5.2 Preventive Maintenance ..............................................................................................................5-1
5.2.1 Inspection ........................................................................................................................5-1
5.2.2 Cleaning Procedures .......................................................................................................5-1
5.3 Safe Handling of CMOS and LDMOS Devices ............................................................................5-2
5.4 Repair Procedures and Techniques – General............................................................................5-4
5.5 Disassembling and Reassembling the Radio — General ............................................................5-5
5.6 Radio Disassembly – Detailed .....................................................................................................5-6
5.6.1 Front Kit from Chassis Disassembly................................................................................5-6
5.6.2 Back Kit Disassembly ....................................................................................................5-12
5.6.3 Keypad, Display, and Keypad Board Disassembly........................................................5-14
5.6.4 Side Buttton, Speaker, Microphone, and UC-Audio Flex Disassembly .........................5-16
5.7 Radio Reassembly - Detailed ....................................................................................................5-20
5.7.1 Speaker Reassembly.....................................................................................................5-20
5.7.2 Side Button, Keypad, Display and Keypad Board Reassembly.....................................5-22
5.7.3 Back Kit Reassembly.....................................................................................................5-26
5.7.4 Back Kit and Front Kit Reassembly ...............................................................................5-29
5.7.5 RF Plug Reassembly.....................................................................................................5-32
5.8 Ensuring Radio Immersibility .....................................................................................................5-34
5.8.1 Servicing........................................................................................................................5-34
5.8.2 Accidental Immersion ....................................................................................................5-34
5.8.3 Specialized Test Equipment ..........................................................................................5-34
5.8.4 Vacuum Pump Kit NLN9839..........................................................................................5-34
5.8.5 Pressure Pump Kit NTN4265 ........................................................................................5-35
5.8.6 Miscellaneous Hardware ...............................................................................................5-35
5.8.7 Vacuum Test..................................................................................................................5-35
5.8.8 Pressure Test ................................................................................................................5-36
5.8.9 Troubleshooting Leak Areas..........................................................................................5-37
5.8.9.1 Front Housing .................................................................................................5-37
5.8.9.2 Chassis...........................................................................................................5-37
5.8.9.3 Battery Contact Seal.......................................................................................5-38
5.8.9.4 Ventilation Seal and Ventilation Label ............................................................5-38
5.8.9.5 Battery Maintenance.......................................................................................5-38
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