
How to remove E1 on Sam4s ER5115, key is turned on err occurs?
My sam4s Er-5200 sequence error will not go off ?
sam4s er-290 cash register ?
How to fix error code E39 (reg. valid) Sam4s ER-5200m?
How to fix it?
How to program % discount on Sam4s ER-5200?
my sams4 er 290 er?
Our Sam4S ER5100 has high pitched noise on switch on?
My sam4s ER-180UB displays read what does this mean ?