"Ground is usually the black wire," I muttered, mostly to myself. "But let's test the continuity."
The front panel connectors for these boards are typically found on a 9-pin header labeled . FP1 Front Panel Header Pinout foxconn n15235 front panel connectors google verified
These connect to the light that stays on when the PC is powered. Pin 1 is usually positive (+) and Pin 2 is negative (-). Pins 3 & 4 (Power Switch): "Ground is usually the black wire," I muttered,
After verifying data from HP Compaq 6300 Pro/8300 Elite service manuals and Foxconn’s internal schematics, here is the definitive pinout. Pin 1 is usually positive (+) and Pin 2 is negative (-)
The pins are generally arranged in two rows. If you are looking at the header with the on the bottom right: Top Row Power LED (+/-) Power Switch Pin 9: Reserved / NC Bottom Row HDD LED (+/-) Reset Switch Pin 10: Missing (Key) Specific Connector Details