Mallory HyFire 685 DOA?

Found the destructions. It is similar IN THAT there are two dedicated power wires and a trigger
https://documents.holley.com/mallory_hyfire_vi_instructions_685_6851.pdf

"Long black" at top left to ground.
"Long red" at top left to "hot" power.
Red "ignition power" at bottom right to switched power

View attachment 1715956136

I just connected the Red Ignition wire to the 12v ignition switch. The control box display still doesn't come on. Do you know if the enclosure needs to be mounted off ground or on ground?