How to mend Samsung Er-4640

Samsung er4615 closed?

cash registers ER-4615?

Samsung ER-5100?

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

How do I mend Samsung ER4615?

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

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change tax for er4940 samsung?

closed message? samsung er-4615?

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

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

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

samsung 4615 cash reg ?

How do I clear an error code pp?

does not print full amount on till entry?

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

Samsung ER 4915 not working?

Memory All Clear a Samsung ER-4615?

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

fixing key issues on a samsung ER 5100?

samsung er290 cash register?

how can i fix my Samsung ER290 cash register?

Battery?

Cash Register?

Samsung er290?

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

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

I need to reset my Samsung Cash Register?

How can i clear extra lines appearing on screen?

My Samsung ER 650 screen is black?