On screen is 'PCo' and nothing is functioning, how to correct?
Memory All Clear a Samsung ER-4615?
does not print full amount on till entry?
Paper in my Samsung ER4915 jammed. Now it doesn't work at all?
clear E3 error code on samsung er-290 cash register?
Samsung ER 4915 not working?
how can i fix my Samsung ER290 cash register?
How do I mend Samsung ER4615?
I need to reset my Samsung Cash Register?
my samsung er-150 cash register makes a high pitched alarm sound on switch ?
Samsung er290?
fixing key issues on a samsung ER 5100?
My Samsung ER 650 screen is black?
Why does the error code E1 show on screen and high pitched?
cash registers ER-4615?
How can i clear extra lines appearing on screen?
Operator's Manual - Samsung ER-290 Electronic Cash Register?
Battery?