Yamaha MX88 Synthesizer Key Repair
11:51
MOXF8 Key Repair
28:17
Yamaha Portable Grand DGX 660 music keyboard broken key and some keys no sound
14:21
Yamaha MX88 - My 10 Favorite Sounds
30:42
CONFIGURACIONES DE SONIDO SINTETIZADOR MX88 - KONTAK 6
9:37
Yamaha MODX8 Key Replacement & Power Supply Mod SD 480p
29:21
Yamaha MX88 by MeX (Subtitles)
11:16
Quick repair for Yamaha keyboards/stage pianos with GH (GHE) action
26:34