Connecting to another Mac (same issue) Blackmagic AtemĪtem Switcher SoftwareEverything worked marvelously, before this. Rebooting switcher (waited with switcher off for more than two weeks for the most recent reboot) Downgrading firmware (per BMD staff advice on Black Magic forum) We usually turn it off after each production, since we produce only 1-2 days per month and since we've been having some cooling issues in the control room (83-84 degrees). This happened after we left the switcher on for several days at a time, for the first time. The switcher outputs video without any problems via SDI and HDMI. It seems something's up with the ethernet in the switcher. I'm not a networking expert, but I'm also not a novice. Blackmagic Design Atem Software Control Download. This isn't the address that pops up in the Setup Utility when I connect the USB cable (starting with 192.*.*.*). Blackmagic Atem Software Control Download Mac The Switcher features a mini USB port that is used for software updates and to set the switchers Chassis IP address, which can only be done by using a computer running the ATEM Switcher Utility connected to the switchers USB port. When I check Networking in Mac, I see the ethernet has a self-assigned address (169.254.58.35).