Mend Office Appliances, Cash Registers

Mend Office Appliances, Cash Registers
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Mend Office Appliances, Cash Registers

Sam4s er5200m Cash register?

Hi
I have a Sam4s er5200m Till when I try and do an X or Z reading it comes up with error code E20 - REQ. DECLARATION. can anyone help as in what to do.
Purchased 2nd hand have cleared all memories etc and re programmed, every thing else works apart from the reports

JOHN
May 2023

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