how can i fix my Samsung ER290 cash register?
How do I clear an error code pp?
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change tax for er4940 samsung?
On screen is 'PCo' and nothing is functioning, how to correct?
Paper in my Samsung ER4915 jammed. Now it doesn't work at all?
cash registers ER-4615?
Operator's Manual - Samsung ER-290 Electronic Cash Register?
my samsung er-150 cash register makes a high pitched alarm sound on switch ?
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Why does the error code E1 show on screen and high pitched?