Erica Synths DIY Eurorack Case and Power Supply Kit for EDU Modular System (84 HP) - Manual (Page 5)

The PSU assembly is straight-forward – just solder all of the components on the PCB
according to the silkscreen. Mind the orientation of capacitors (a notch on the
silkscreen must match the negative lead of a capacitor), LEDs and PSU sockets. Once
completed, your PCB should look like this:
Now, turn the PCB around and check the quality of your soldering. Make sure there are
no accidental shorts and that all solder joints are nice and clean.
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