Table of Contents
1.0 CM200 Model.......................................................................................................1-1
2.0 CM300/PM400 Models ........................................................................................1-1
1.0 Introduction ..........................................................................................................2-1
2.1 Power Supplies...............................................................................................2-1
2.2 SPI Interface...................................................................................................2-1
2.3 Keypad Keys ..................................................................................................2-2
2.6 Speaker ..........................................................................................................2-3
3.1 Power Supplies...............................................................................................2-4
3.2 SPI Interface...................................................................................................2-4
3.3 Keypad Keys ..................................................................................................2-5
3.4 LCD Driver......................................................................................................2-5
3.7 Speaker ..........................................................................................................2-6
Chapter 3
TROUBLESHOOTING CHARTS
1.3 Button/Tones Select Error (Page 2 of 2) ........................................................3-3
2.3 Button/Tones Select Error (Page 2 of 2) ........................................................3-6
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