Keyboard letters problems

[OFFtheWALL15]

Only a few letters on keyboard are not working. Taking out the battery didn't help. Unable to login because some letters are part of password. Does the keyboard just need cleaned, or something else?

 

[OFFtheWALL15]

Can you provide the make and model of your laptop.

No, I cannot get past the login screen.I know its a Toshiba Satellite series.