Yamaha QY100 Service Manual page 54

QY100
(4) Diagram of connections between the Keyboard/ Switch block, Sequencer block, and
Tone Generator block
When PC1, PC2 or, Mac is selected with the HOST SELECT switch, data will be transmitted and received
via the TO HOST connector.
In this case, MIDI data received via the MIDI IN connector will re-transmitted to the TO HOST connector,
data received via the TO HOST connector will be re-transmitted to the MIDI OUT connector.
54
MIDI IN
(TO HOST)
Filter
REC SEQUENCER
PLAY SEQUENCER
TONE GENERATOR
KEYBOARD
Selected
Track
MIDI OUT
(TO HOST)