Nx5400 how to change the price on the machine?
My cash register J2500S is displaying e999 with beeping sounds after a powe?
How to fix 1E-03 error in my NX-5400F?
my tax rate wont print on my aex102 csash register?
why wont our cash register let us press any buttons while beeping?
how can I change prices?
How do I clear the memory full error message on Sharp XE-A301 cash register?
How to fix sharp xe-A102 ? ?
sps1000 macros?
Receipt front message not printing - ER-4615?
Sharp drop-A570 not non -tend ?
how to reset tax rate on Sharp XE-A102?