While you wait for answers, we may have found some information which could help you.
Click here for User Manual ModelSharp cash register XE-A102 frozen keyboard?
How can I fit me sharp XE 203 cash machine?
Sharp drop-A570 not non -tend ?
how can I change prices?
How Can correct the REG error for Sharp XE-A506?
Mend Er-3110 cash register?