I can give you step-by-step instructions to get your hardware running.
The front panel header is typically a 9-pin cluster (bottom-right area of the board). pegatron motherboard m2n78la manual top
For an immediate visual clue, one enthusiast noted you can differentiate the two "Violet" boards by the location of the CMOS battery and the presence of a PS/2 mouse port on the rear I/O panel. I can give you step-by-step instructions to get
The Pegatron M2N78-LA is an OEM (Original Equipment Manufacturer) motherboard widely used in HP and Compaq desktop computers manufactured between 2009 and 2011. HP frequently refers to this motherboard by its internal code names: or Violet-GL8E . pegatron motherboard m2n78la manual top