Hi. I'm trying to update the firmware on a S3500. I have two different cables that connect to it. https://www.amazon.com/gp/product/B002RCQ6U2/ref=oh_aui_detailpage_o00_s00?ie=UTF8&psc=1 This and https://www.amazon.com/gp/product/B00NING8K2/ref=oh_au...
