5R2P Diode array circuit too tiny for me to work on... maybe in my younger days.. chip dimensions 2.5×1.0×0.5mm.. line 40 of these chips up the long way and you would have the length of a cigarette..Although all of my 12 vdc devices are running on solar power with a power bus now behind my tv.
I kinda' remember my osmio4k cooked the output filter capacitor in its wart. It spontaneously rebooted and then one morning I smelled that smell and Skynyrd wasn't even playing.
Again a long shot but even is static voltage is present at the barrel, wondering if it is able to provide the current under load needed to switch out of 480.
Dang.While the cover was off it would have been cool to see the pcb layout. Especially if there is an HDMI controller IC between the Broadcom and HDMI port.
Really rooting for you there dude.
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