Unfortunately, no secret tricks here - just a ton of patience/trial & error.
First, I got the print carriage released (see prior video) and made sure all the print cartridges were full and had no issues. Then, for the next couple days I unplugged the unit and let it sit for extended amounts of time. Before plugging the unit back in, I held the Power button down and continued to hold it down as I plugged in. As you plug unit in and continue to hold the Power button, you'll see the Power button continues to flash and then eventually shuts back off after about 30seconds. Once the unit is off, press the Power button again to Power back on and cross your fingers it begins the normal power on c...