Manual:Hardware Prometheus board Assembly:Power supply block

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1 Power supply block

(a) - regulator circuits:

Component List:

Prometheus assembly 1a-comp.jpg

PCB Top Side:

Prometheus assembly 1a-pcb.jpg

(b) - minimal circuitry:

Component List:

Prometheus assembly 1b-comp.jpg

PCB Top Side:

Prometheus assembly 1b-pcb1.jpg

(c) - feedback:

Component List:

Prometheus assembly 1c-comp.jpg

PCB Top Side:

Prometheus assembly 1c-pcb.jpg

(d) - electrolytic capacitors & protection (observe the polarity!):

Component List:

Prometheus assembly 1d-comp.jpg

PCB Top Side:

Prometheus assembly 1d-pcb1.jpg

PCB Bottom Side:

Prometheus assembly 1d-pcb2.jpg

Now check voltages: +5В, +3.3В!