Why does the error code E1 show on screen and high pitched?
samsung er290 cash register?
Memory All Clear a Samsung ER-4615?
closed message? samsung er-4615?
How do I clear an error code pp?
my samsung er-150 cash register makes a high pitched alarm sound on switch ?
How can i clear extra lines appearing on screen?
On screen is 'PCo' and nothing is functioning, how to correct?
cash registers ER-4615?
fixing key issues on a samsung ER 5100?
How do I mend Samsung ER4615?
How do I get the register key to turn to "P" for updating the sales tax?