Repairing Macintosh Performa 630

I have an old Mac Performa 630 which was installed in my university many years ago. After these devices were comissioned, I took one for myself.

It had a problem with its power supply:

So, it was literally burned out - don't know how it happened, but without my help )

At first, I used ordinary PC ATX power supply which I connected through hand-made adapter. But the problem was that its size didn't fit into Mac's case and the whole thing looked terrible.

Then I bought a brand new replacement for this power supply on eBay:

It looks and works perfectly, and so after inserting it into the Mac, it has finally booted!