While you wait for answers, we may have found some information which could help you.
Click here for Reprogram Cash Registerolympia CM 812 ?
How can I change the date on a Olympia S2200 cash register?
How to fix my Olympia CM701?
Typo in cash register - po 15150 iso 150?
olympia cm 1810 plus locked?
how do i change the time on olympia 721 cash register?