About this component
Controlled directly by RP2040 GPIO25, which is not brought out to the edge pins; it is what the standard Blink example toggles. Test point TP5 is also on GPIO25 and Raspberry Pi advises against using it.
What it does on this board
User LED on GP25.
Pinout & readings
No pinout or reference readings yet — these show what each pin does and what a healthy part should measure.