Touchscreens large or small...no tactile feedback...no raised or delineated areas...may as well be pressing on a piece of paper.
Expensive to replace.
I'm glad the Tyros1/2/3 and S-series don't have them.
Ian
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Yamaha Tyros4, Yamaha MS-60S Powered Monitors(2), Yamaha CS-01, Yamaha TQ-5, Yamaha PSR-S775.