I can't open the drawer. It has a squeal like a key is stuck?
On screen is 'PCo' and nothing is functioning, how to correct?
Samsung er290?
Why does the error code E1 show on screen and high pitched?
How can i clear extra lines appearing on screen?
can non-upc codes function be disabled for samsung sps 520 register?
clear E3 error code on samsung er-290 cash register?
How do I get the register key to turn to "P" for updating the sales tax?
Samsung ER-5100?
I need to reset my Samsung Cash Register?
my samsung er-150 cash register makes a high pitched alarm sound on switch ?
Operator's Manual - Samsung ER-290 Electronic Cash Register?
Paper in my Samsung ER4915 jammed. Now it doesn't work at all?
Samsung ER 4915 not working?
change tax for er4940 samsung?