Nx5400 how to change the price on the machine?
when turned on it goes to green light then straight back to red standby lig?
My cash register J2500S is displaying e999 with beeping sounds after a powe?
Em7 on/off switch?
my tax rate wont print on my aex102 csash register?
What is e6 showing in display?
How Can correct the REG error for Sharp XE-A506?
Sharp drop-A570 not non -tend ?
How do I change tax rate on my Sharp XE-A202 cash register?
NADA but Error mess.Changed the batteries in my Sharp ER-A330 Cash Register?
EO error on ER-290?
Nx-5400F?