Ironman-sk Motherboard Specs | Acer

| Acer 12-pin | Color (typical) | ATX 24-pin function | | :--- | :--- | :--- | | 1 | Orange | +3.3V | | 2 | Orange | +3.3V | | 3 | Black | GND | | 4 | Red | +5V | | 5 | Black | GND | | 6 | Yellow | +12V | | 7 | Blue | -12V (unused) | | 8 | Yellow | +12V | | 9 | Black | GND | | 10 | Purple | +5VSB | | 11 | Grey | PWR_OK | | 12 | Green | PS_ON# |