1 hour ago Jo asked ... How to engage clutch on old sewing machine to engage needle?    |    Jacky asked ... Miele Vacuum cleaner?    |    Ben asked ... Toyota Yaris French or Japanese?    |    Andy asked ... How can I mend my MacAlistair 450w hedge trimmer?    |    Felix asked ... Hitachi vt-m70em?    |    Click here to ask your question

Paper empty code will not clear ER A420?

Changed paper in our ER a420 cash register and pressed cl. it will not clear and keeps saying paper empty. We blew it out with air and still nothing.
SJ, June 2021
link Click here to see other fixes for Sharp ER-A420.