Casio TK-2700 Problems?

I really could do with some help here! A friend of mine who runs a pub is using a Casio TK-2700 Cash register. Anyway i desperatly need to find an instruction manual for this till. I keep finding ones on the internet but you have to pay for and i dont have any cards with me. If anyone can find one i would really apreiciate it. Thanks :)