How to mend Samsung Er-380

can non-upc codes function be disabled for samsung sps 520 register?

How do I clear an error code pp?

fixing key issues on a samsung ER 5100?

Samsung ER 4915 not working?

samsung 4615 cash reg ?

I need to reset my Samsung Cash Register?

On screen is 'PCo' and nothing is functioning, how to correct?

change tax for er4940 samsung?

Operator's Manual - Samsung ER-290 Electronic Cash Register?

Memory All Clear a Samsung ER-4615?

How can i clear extra lines appearing on screen?

I can't open the drawer. It has a squeal like a key is stuck?

Battery?

How do I get the register key to turn to "P" for updating the sales tax?

Samsung ER-5100?

clear E3 error code on samsung er-290 cash register?

Why does the error code E1 show on screen and high pitched?

Cash Register?

Samsung er4615 closed?

cash registers ER-4615?

How do I mend Samsung ER4615?

my samsung er-150 cash register makes a high pitched alarm sound on switch ?

samsung er150?

how can i fix my Samsung ER290 cash register?

closed message? samsung er-4615?

Paper in my Samsung ER4915 jammed. Now it doesn't work at all?

does not print full amount on till entry?

Samsung er290?

samsung er290 cash register?

My Samsung ER 650 screen is black?