Yamaha QY-300 Owner's Manual page 37

Press the [F6] key ("Exit") to return to the SONG mode when done.
3
Select the Track to Record
Move the cursor to the track area of the display, and then shift the cursor
sideways to select the track you want to record: 1 ... 16. Move the cursor
vertically to move to other areas of the screen. The selected track will remain
highlighted.
Track 1 selected.
4
Engage the Record Ready Mode
Press the [ ] key to engage the record ready mode. The red LED above the
v
[ ] key will light.
v
5
Select the Step Record Mode
Press the [F5] function key ("STEP") to select the step record mode.
Song Mode — Part 2: Basic Recording
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