= "I have a casio ca 110 keyboard from which some keys do not work. already clean at depth check continuity and does not improve who could advise me on the subject thank you very much"
Which keys? Keyboard keys or actual buttons? Such keys/switches are arranged in an X-Y matrix and the loss of one connection can stop a whole 'string' of keys.
Check any ribbon cables. Post pictures of the internal parts.
= "Que llaves Teclas del teclado o botones reales? Dichas teclas / interruptores están dispuestos en una matriz X-Y y la pérdida de una conexión puede detener toda una 'cadena' de teclas.
Compruebe los cables de cinta. Publicar fotos de las partes internas."
