Foxconn N15235 Front Panel Connectors - Google ((link)) ⚡ No Sign-up
For LEDs (Hard Drive and Power), polarity is critical. If you plug them in backward, the lights simply will not turn on.
Connect the RESET SW connector to pins 5 and 7. Orientation does not matter. Step 5: Connect the HDD LED Foxconn N15235 Front Panel Connectors - Google