Potential for Data Loss: The steps detailed in the resolution of this article may result in a loss of critical data if not performed properly. Before beginning these steps, make sure all important data is backed up in the event of data loss. If you are unsure or unfamiliar with any complex steps detailed in this article, please contact Product Support for assistance.
Locating and downloading latest images
Identifying the correct image version for different hardware versions.
Sigma 4.05 Firmware Supplement - Release Note (there is no release note specific to SNP Firmware 1g.1).
IC York = Firmware V3e - Not available to download.