If you are truly lost, use a multimeter on continuity mode (beep mode):
Imagine the pins on the motherboard. We will label the pins based on their function. is usually marked on the board with a small triangle, a number "1," or a white outline thicker than the others. Pin 1 is almost always located on the bottom row, furthest to the right (when holding the motherboard so the rear I/O ports are to your left). Foxconn N15235 Front Panel Connectors - Google
The is a widely circulated motherboard model found in many older OEM systems from Acer, HP, and Gateway. Because "N15235" is actually a technical certification mark rather than a unique model number, these boards often share a near-identical FP1 (Front Panel) header layout. If you are truly lost, use a multimeter
Typically, Pin 1 is on the bottom row, furthest to the right. Let's re-orient this for clarity. Pin 1 is almost always located on the
| Pin Location | Function | Connector Color (Typical) | | :--- | :--- | :--- | | | HDD LED | Usually Orange/White or Red/White | | Pin 2 & 4 | Power LED | Usually Green/White or Blue/White | | Pin 6 & 8 | Power Switch | Usually Black/White or Brown/White | | Pin 5 & 7 | Reset Switch | Usually Blue/White or Grey/White |