How to mend Samsung Er-5140

Samsung er4615 closed?

How can i clear extra lines appearing on screen?

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

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

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

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

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?

My Samsung ER 650 screen is black?

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

Samsung ER-5100?

Samsung er290?

How do I clear an error code pp?

How do I mend Samsung ER4615?

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

Battery?

Samsung ER 4915 not working?

samsung er150?

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

fixing key issues on a samsung ER 5100?

how can i fix my Samsung ER290 cash register?

samsung er290 cash register?

I need to reset my Samsung Cash Register?

samsung 4615 cash reg ?

does not print full amount on till entry?

Memory All Clear a Samsung ER-4615?

cash registers ER-4615?

closed message? samsung er-4615?

Cash Register?

change tax for er4940 samsung?