We may have found other answers which could help you.
Click here for Product Price Producthow can i fix my sam4s er420m?
How to fix error code E39 (reg. valid) Sam4s ER-5200m?
sps1000 non preset key use?
How can I mend ER-5240M?
My sam4s Er-5200 sequence error will not go off ?
How do I clear the memory on my SAM4s ER5115II cash register?