How to mend Samsung Er-4640

How do I mend Samsung ER4615?

How can i clear extra lines appearing on screen?

How do I clear an error code pp?

samsung 4615 cash reg ?

My Samsung ER 650 screen is black?

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

how can i fix my Samsung ER290 cash register?

closed message? samsung er-4615?

Battery?

Samsung er290?

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

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

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

Samsung ER-5100?

Memory All Clear a Samsung ER-4615?

samsung er150?

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

does not print full amount on till entry?

Cash Register?

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

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

fixing key issues on a samsung ER 5100?

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

samsung er290 cash register?

Samsung er4615 closed?

Samsung ER 4915 not working?

I need to reset my Samsung Cash Register?

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

cash registers ER-4615?

change tax for er4940 samsung?