Nx5400 how to change the price on the machine?
EO error on ER-290?
why wont our cash register let us press any buttons while beeping?
How to fix 1E-03 error in my NX-5400F?
how to reset tax rate on Sharp XE-A102?
how to amend logo on print - NX-5400?
Mend Er-3110 cash register?
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Sharp cash register XE-A102 frozen keyboard?
how can I change prices?
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my tax rate wont print on my aex102 csash register?
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Till problem?
Nx-5400F?
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