my samsung er-150 cash register makes a high pitched alarm sound on switch ?
How do I mend Samsung ER4615?
Why does the error code E1 show on screen and high pitched?
clear E3 error code on samsung er-290 cash register?
I need to reset my Samsung Cash Register?
Memory All Clear a Samsung ER-4615?
can non-upc codes function be disabled for samsung sps 520 register?
I can't open the drawer. It has a squeal like a key is stuck?
How do I get the register key to turn to "P" for updating the sales tax?
On screen is 'PCo' and nothing is functioning, how to correct?
closed message? samsung er-4615?
Samsung ER 4915 not working?