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when turned on it goes to green light then straight back to red standby lig?
Nx5400 how to change the price on the machine?
Takes in water but displayed end and drain immediately ?
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Nx-5400F?
Sharp mx-m450n?
My cash register J2500S is displaying e999 with beeping sounds after a powe?
NADA but Error mess.Changed the batteries in my Sharp ER-A330 Cash Register?
Error H and 4?
how can I change prices?
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