1 hour ago mike asked ... F+p 913t dishwasher?    |    Emma asked ... Foot pedal smoking?    |    Morne asked ... My defy dtl 125 toploader?    |    Ernie asked ... How to fix gearchange ldv maxus van 2006?    |    Cuckoo asked ... Changing batteries on a fixed bt corded phone?    |    Click here to ask your question

the nx 5400 uniwell flat keyboard?

the cash register goes on but if you press the keys they make a peep sound but do not show on the screen what can i do
christwell, May 2015
It sounds like it may have lost the program due to a flat or faulty battery. It is difficult to get any programming info for Uniwell registers. One of the users has a programming manual here which may help:

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

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