User Manual
Manuals
Brands
Casio Manuals
Electronic Keyboard
CTK-4000
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Data
Receiver
Data
Sender
Operation
←
OBS
Data
Send
BSY
→
Receive
Rejected
Data
Receiver
Data
Sender
Operation
HBR
→
Send
Request
←
BSY
Send
Rejected
Data
Receiver
Data
Sender
Operation
←
HBS
Data
Send
BSY
→
Receive
Rejected
1
...
...
35
36
37
38
39
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