No worries, Yamaha and Technics both have their own and different OS that can seem confusing if one is not accustomed to that OS. I agree owners manuals for both are often confusing. It's why Alec wrote a "How Do I Do That" book.
To each his own...
How was the Organ & Keyboard Cavalcade?
Larry "Hawk" Hawk Music
♫ 🎹🎹 ♫ SX-900