Major Waveforms - Casio SK 8A Service Manual & Parts List

3. MAJOR WAVEFORMS
Notes: Photographs of waveforms have been taken using a memory scope.
Attenuation Radio of probes 10:1
(?) RESET signal
When AC adaptor is inserted
0.2V/div., 0.1 sec/div.
(?) Signal Ml
At Power ON
0.2V/div , Ims/div
(
3
) CPU clock
Percussion Generator Clock
0.2V/div.,
0.5ms
©
©
Signal SH
Melody Circuit Output
Tone: Pipe Organ
Key: C2
50mV/div., Ims/div.
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