How to mend Samsung Er-50

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

Samsung ER 4915 not working?

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

Cash Register?

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

fixing key issues on a samsung ER 5100?

How can i clear extra lines appearing on screen?

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

Samsung ER-5100?

How do I mend Samsung ER4615?

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

Samsung er290?

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

How do I clear an error code pp?

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

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

change tax for er4940 samsung?

Samsung er4615 closed?

closed message? samsung er-4615?

does not print full amount on till entry?

Battery?

I need to reset my Samsung Cash Register?

cash registers ER-4615?

samsung er150?

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

samsung er290 cash register?

My Samsung ER 650 screen is black?

samsung 4615 cash reg ?

how can i fix my Samsung ER290 cash register?

Memory All Clear a Samsung ER-4615?