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none of my programed buttons work?

nx5400 none of the programmed buttons work. We have money it seems to be rang in ie 5 cash but not assigned to any department
Paul, April 2015
Hi. These are rare. I haven't worked with that model but it may be a linking problem. There is only one site I know of with programming manuals for the NX5400:

https://the-checkout-tech.com/manuals/cashregisters/Uniwell1.php

Sorry I can't help further

Registerman, May 2015
link Click here to see other fixes for Sharp NX5400.