VendinginNYC Posted June 17, 2015 Share Posted June 17, 2015 Hello All, I am new to the vending business, happy to be here, my machine a FR 800/850 Combo machine is displaying an error message " No IO Controller" I am at lost as to how to resolve this issue. Is there anyone here who has troubleshooted this before or can help me? Thank you so much. :-) Link to comment Share on other sites More sharing options...
AZVendor Posted June 18, 2015 Share Posted June 18, 2015 You could have a bad harness between boards or one of your boards has failed, likely the I/O board. Link to comment Share on other sites More sharing options...
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