(HELP) I bought this Casio Lk 240 for repair. It turns on but won't start (see picture) I opened and notice a detached component, it was a A2 diode. I tested it and had a short, so i remove the diode and replace with a similar one (T4 mark) but it
LK240 Speaker-P Heli Gerätebau, Hempel KG; Limbach-Oberfrohna,, build | Radiomuseum
Casio LK-240 Key Lighting System Electronic Keyboard Tested Works No Power Cord | eBay