The CPU board is an original Yamaha CLP-320 part, and is in fully working condition.
OEM Original Yamaha Clavinova CLP-320 X9059 #3092 Main CPU Board
OEM Original Yamaha XR780 Foot Sustain Pedal Assembly Yamaha Clavinova CLP-320
OEM Original Yamaha IO Unit X9303 #3092 DJACK Board For Yamaha Clavinova CLP 320
OEM Original Yamaha X4384 #2791 Power Supply Unit For Yamaha Clavinova CLP-320