How can I add a item on Uniwell nx-5400?
How do I fix my uniwell NX5400 cash register?
cash register?
how do i remove the tax in UNIWELL NX-5400 please send me a procedure?
Uniwell UX-40: Setting Date and time?
Uniwell?
how to change the the discount pcerntage?
Uniwell cash register LX5700F?
How to fix EE-99 in Uniwell NX-5400?
My cash register Uniwell shows 1E03 how to fix it?
I have code 99 on my uniwell nx 5400 how do I fix it?
how to reset uniwell nx5400 ecr?