Connect to JFP1 pins 6 and 8 (bottom row, leaving pin 10 ground free for now). Why first? Because you can test power without other connectors.
Look at your board. Near JFP1, you will see tiny white silkscreen prints: PWR_LED+ and PWR_LED- . foxconn n15235 front panel connectors google verified
Looking at the motherboard with the PCIe slots facing left and the rear I/O facing up, the pins are oriented horizontally: Connect to JFP1 pins 6 and 8 (bottom
If you look directly at the board, the area near the bottom-right corner (edge of the PCB) contains a block of 9 or 10 pins. Unlike retail motherboards from ASUS or Gigabyte, Foxconn OEM boards rarely print clear labels like "PWR_SW," "HDD_LED," or "RESET." Instead, you may see: Look at your board
Connects to pins 3 and 4 in the top row. Orientation does not matter as it is a momentary switch.