How can i clear extra lines appearing on screen?
Paper in my Samsung ER4915 jammed. Now it doesn't work at all?
samsung er290 cash register?
clear E3 error code on samsung er-290 cash register?
I need to reset my Samsung Cash Register?
How do I get the register key to turn to "P" for updating the sales tax?
how can i fix my Samsung ER290 cash register?
My Samsung ER 650 screen is black?
fixing key issues on a samsung ER 5100?
does not print full amount on till entry?
On screen is 'PCo' and nothing is functioning, how to correct?
cash registers ER-4615?