What does H4 error code mean on the Sharp AR-5520N?
my ER1772 S cash register displays 0.0 instead of 0.00?
What does H4 error code mean on a Sharp AR- 5316E?
error code H flashing?
How to reset or clear error code l4 in sharp ar 5316?
How can I fix L6-10 on my Sharp AR-M208?