Yamaha QY700 Owner's Manual page 301

6. Fingered chord zone
3. MIDI port/channel
• When using an external MIDI keyboard for Fingered Chord
input, specify the MIDI IN connector(s) to which the key-
board is connected.
In-A, In-B, In-A,B
MIDI Port
0101
1101
MIDI Channel ALL, 01 – 16
300 Chapter 6. UTILITY MODE