fixing key issues on a samsung ER 5100?
Operator's Manual - Samsung ER-290 Electronic Cash Register?
How do I get the register key to turn to "P" for updating the sales tax?
I can't open the drawer. It has a squeal like a key is stuck?
I need to reset my Samsung Cash Register?
Samsung ER 4915 not working?
My Samsung ER 650 screen is black?
Cash Register?
clear E3 error code on samsung er-290 cash register?
On screen is 'PCo' and nothing is functioning, how to correct?
How do I mend Samsung ER4615?
Paper in my Samsung ER4915 jammed. Now it doesn't work at all?