Casio casio electronic keyboard Electronic Keyboard User Manual


 
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MAJOR WAVEFORMS
1 Clock pulse
MSM6755C-17 pin 32
1
2 +5 V source DVDD
JB connector pin 4
3 APO signal
JB connector pin 8
2
3
4 Button scan signal KO6
JA connector pin 14
5 Button scan signal KO7
JA connector pin 15
4
5
6 LCD common signal COM9
KS0066U-10B pin 55
7 LCD common signal COM10
KS0066U-10B pin 56
6
7