How to mend Samsung Er 4800

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

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

closed message? samsung er-4615?

cash registers ER-4615?

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

Samsung er290?

Memory All Clear a Samsung ER-4615?

Battery?

Samsung ER 4915 not working?

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

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

samsung er150?

how can i fix my Samsung ER290 cash register?

My Samsung ER 650 screen is black?

Samsung er4615 closed?

How do I mend Samsung ER4615?

samsung er290 cash register?

How do I clear an error code pp?

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

fixing key issues on a samsung ER 5100?

does not print full amount on till entry?

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

samsung 4615 cash reg ?

How can i clear extra lines appearing on screen?

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

Samsung ER-5100?

change tax for er4940 samsung?

Cash Register?

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

I need to reset my Samsung Cash Register?