Major Waveforms - Casio CTK-541 Service Manual

1
1 Clock pulse
GT913F(T) pin 15
4
5
4 Sound waveform (R-ch) Tone:
JD connector pin 6
5 Sound waveform (L-ch) Volume: Max.
JD connector pin 5
8
9
8 LCD common signal COM6
KS0066U-10B pin 52
9 LCD common signal COM7
KS0066U-10B pin 53

MAJOR WAVEFORMS

2
3
6
7
Whistle (59)
Key: A4
— 10 —
2 Power source CVDD
JD connector pin 13
3 APO signal
JD connector pin 12
6 JB connector pin 1
7 JB connector pin 2