lenovo thinkpad w520 cursor move up automatically

[satish panchal]

lenovo thinkpad w520
part no.
H0222-5
LKN-3 WS MB
48.4KE37.051

problem is when i connect keyboard then power on then automatically mouse cursor move up and right side
and when press windows key then keyboard off ...no any one key working
i change many keyboard but same problem

[Joshuavah]

When playing using score mode only, the blue cursor bar disappears when dropping down a line of score. It then reappears as soon as a note is pressed.

OS Windows 10
Ver 10.6.5383