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Samsung ER-5100?
Why does the error code E1 show on screen and high pitched?
Paper in my Samsung ER4915 jammed. Now it doesn't work at all?
On screen is 'PCo' and nothing is functioning, how to correct?
how can i fix my Samsung ER290 cash register?
Samsung er290?
VAT rate change?
clear E3 error code on samsung er-290 cash register?
change tax for er4940 samsung?