OPERATIONAL DEFECT DATABASE
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A Catalyst 3650/3850 fails to boot into IOS or rommon. Displays the output: "Mainboard hardware authentication failed. Abort init ..."
Seen during the power cycle/reboot/software upgrade.
Boot system with a usbflash: loaded with latest 16.12.X IOS available for the platform. Microcode upgrade may be required and will take several minutes.
This error may not be a software defect. This defect ID is used for tracking purposes only. There is no software fix associated with this defect, and no software fix is planned. If experiencing this error, please contact Cisco TAC for further troubleshooting assistance.
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