Here is a new series of Tutorials which goes right back to basics on Korg Arrangers. Which maybe of help if you also make the transition from a Yamaha Arranger but not sure of the Korg way of doing things.
Anyhow I would really appreciate any feedback.
Part 1
https://drive.google.com/file/d/1aQXptUp-RBbUHiW8NrdvqHh6VSrxvEsG/view?usp=drivesdk