Yamaha - CVP-609 - 11-Note Rubber Contact Strip PSR-E353 E-mu SW335 part number replacement

E-mu SW335 part number replacement rotary encoder

It features carbon contacts that register key presses when compressed against the keyboard's contact board

Lithium 3-volt battery

this battery is shorter than original so you need to stretch the tabs

Yamaha - CVP-609 - 11-Note Rubber Contact Strip PSR-E353 E-mu SW335 part number replacement11 Note Rubber Contact Strip for Yamaha Keyboards (High Note Section) This 11 note rubber contact strip is designed specifically for the highest notes on the keyboard. It features carbon contacts inside each dome that activate when a key is pressed, completing the circuit on the contact board. Compatible with Yamaha part numbers VCZ74500 and V8286700.