Motorola Commercial CM Series Сервісна інформація - Сторінка 3
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Table of Contents
Chapter 1
MODEL OVERVIEW
1.0 CM140/CM340 Models ........................................................................................1-1
2.0 CM160/CM360 Models ........................................................................................1-1
Chapter 2
1.0 Introduction ..........................................................................................................2-1
2.0 Controlhead Model for CM140 and CM340 .........................................................2-1
2.1 Power Supplies...............................................................................................2-1
2.2 SPI Interface...................................................................................................2-1
2.3 Keypad Keys ..................................................................................................2-1
2.4 Status LEDs and Backlight Circuit ..................................................................2-1
2.5 Microphone Connector Signals ......................................................................2-1
2.6 Speaker ..........................................................................................................2-3
2.7 Electrostatic Transient Protection ...................................................................2-3
3.0 Controlhead Model for CM160 and CM360 .........................................................2-4
3.1 Power Supplies...............................................................................................2-4
3.2 SPI Interface...................................................................................................2-4
3.3 Keypad Keys ..................................................................................................2-5
3.4 LCD Driver......................................................................................................2-5
3.5 Status LEDs and Backlight Circuit ..................................................................2-5
3.6 Microphone Connector Signals ......................................................................2-5
3.7 Speaker ..........................................................................................................2-6
3.8 Electrostatic Transient Protection ...................................................................2-6
Chapter 3
1.0 Troubleshooting Chart for Controlhead CM140/340 ...........................................3-1
1.1 Controlhead Failure ........................................................................................3-1
1.2 Button/Tones Select Error (1 of 2)..................................................................3-2
1.3 Button/Tones Select Error (2 of 2)..................................................................3-3
2.0 Troubleshooting Chart for Controlhead CM160/360 ............................................3-4
2.1 Controlhead Failure .......................................................................................3-4
2.2 Button/Tones Select Error .............................................................................3-5
2.3 Button/Tones Select Error .............................................................................3-6
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