For which make and model of keyboard do you require an instruction manual ?
Alesis
Casio
digitech DSP256 multi effects processor
EMS vocoder 2000 MK 1 speech synthesiser
Farfisa 257R organ
Hohner
Kawai KC20 GM sound synthesizer keyboard
Korg
Panasonic
Roland
SID station Mos 6581 synthesiser module
SIEL expander 80 programmable dynamic stereo midi synth module
simmons SDS8 electronic drum kit
Technics
Yamaha