Yamaha PSS-480 - $125 (Hemet)

Completely gone through, dis-assembled, cleaned, re-assembled and tested.
Including all key contacts.
Multi Timbrel 2 OP FM Synth with MIDI Unlike some, who sell items they know nothing about, I've re-furbished and sold over 100 professional and consumer electronic devices.
No just spraying it down with Windex and checking to see if the power light comes on here.
Nope.
This item checked out fine.
I tested the majority of it's functions, and every single one worked as expected.