You moved APU + SSD NANDs + TPM from an edm-020 to edm-030 board. -> result: only beep, no light
The original edm-020 board had a j20h100 WiFi module and the new edm-030 board a j20h104.
So you added the components for the 1.8V WiFi rail and swapped the j20h104 for a j20h100.
And now the PS5...