How to mend Samsung 5140

How can i clear extra lines appearing on screen?

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

How do I clear an error code pp?

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

Samsung er4615 closed?

samsung er290 cash register?

My Samsung ER 650 screen is black?

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

Samsung ER-5100?

does not print full amount on till entry?

I need to reset my Samsung Cash Register?

Battery?

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

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

Cash Register?

closed message? samsung er-4615?

how can i fix my Samsung ER290 cash register?

Samsung ER 4915 not working?

How do I mend Samsung ER4615?

Samsung er290?

samsung er150?

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

fixing key issues on a samsung ER 5100?

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

change tax for er4940 samsung?

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

Memory All Clear a Samsung ER-4615?

samsung 4615 cash reg ?

cash registers ER-4615?

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