On screen is 'PCo' and nothing is functioning, how to correct?
How do I get the register key to turn to "P" for updating the sales tax?
can non-upc codes function be disabled for samsung sps 520 register?
Battery?
Paper in my Samsung ER4915 jammed. Now it doesn't work at all?
does not print full amount on till entry?
Why does the error code E1 show on screen and high pitched?
Samsung ER 4915 not working?
Cash Register?
Operator's Manual - Samsung ER-290 Electronic Cash Register?
change tax for er4940 samsung?
How can i clear extra lines appearing on screen?
how can i fix my Samsung ER290 cash register?
My Samsung ER 650 screen is black?
I need to reset my Samsung Cash Register?
How do I mend Samsung ER4615?
clear E3 error code on samsung er-290 cash register?
samsung 4615 cash reg ?