While it supports DDR3-1333, the system will automatically downclock to 1066 MHz if three or more modules are installed due to AMD platform limitations.
To remove a forgotten BIOS password, locate the jumper: Move the jumper to pins 1-2 for 10 seconds.
The integrated NVIDIA 9100 is automatically disabled if a dedicated card is installed in the PCI Express x16 slot. pegatron motherboard m2n78la manual top
The AM3 version (Violet6) supports Phenom II, Athlon II, and Sempron processors with a TDP of up to 95W .
The (also known by its HP/Compaq code names Violet-GL8E or Violet6-GL8E ) is a Micro-ATX motherboard frequently found in HP Pavilion and Compaq Presario desktop systems. While it supports DDR3-1333, the system will automatically
The front panel connector is a 9-pin header typically located at the bottom-right of the board. If you are moving this board to a new case, use this standard configuration: Pins 1 (+) and 3 (-) Power LED: Pins 2 (+) and 4 (-) Reset Switch: Pins 5 and 7 Power Switch: Pins 6 and 8 Pin 9: Reserved/Ground; Pin 10: Empty (Key) 2. Clearing CMOS Settings
If the system fails to post or you need to reset BIOS to factory defaults, follow the CMOS clearing instructions: the computer and unplug the power cord. Locate the CLEAR_CMOS jumper (often near the battery). Move the jumper from its default pins 2-3 to pins 1-2 . Wait 5–10 seconds , then return the jumper to pins 2-3 . Plug in the power and restart. 3. BIOS Password Reset The AM3 version (Violet6) supports Phenom II, Athlon
For detailed wiring diagrams and visual layout, you can reference the HP Desktop Support Archive or download the technical PDF from The Retro Web . Pegatron M2N78-LA Motherboard Specs | PDF - Scribd
The board features 4 SATA connectors (SATA II - 3.0 Gb/s) and one legacy floppy drive connector on older revisions.
Return the jumper to before powering the system back on. Upgrade Limitations & Compatibility