Help with burned PCB

Hi all , I am just getting into amplifier repair. I have read Perry’s guide and watched Barevids videos. I purchased a lot of amplifiers and have successfully repaired a few. I have what looks like a basic Zenon 5k Korean amp. The power supply fets, gate resistors and buffer transistors are all toast. The issue I have is the board has burned through. I have a few of these amps and I added photos of the burnt pcb along with an undamaged one for reference. Is there a proper way to repair this or is this unrepairable?
 

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Repairable?

I'd say it is but it may not be for someone who is abusive and running it below rated impedance.

Did you see #4 on the Repairing Badly Damaged Circuit Boards page. The repair will be much the same. Cut away ALL carbonized fiberglass and use desoldering braid to re-establish the connections.

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