For LGA775/AM2, lift the lever, match the gold arrow on the CPU with the triangle on the socket, and secure the lever.
If you are looking for general layout information for an "N1996 L-A690" board (often found in pre-built systems), you can find user manuals via technical documentation sites. Key Technical Specifications (General) Based on common N1996-labeled boards (LGA775/AM2): Typically LGA775 (Intel) or AM2 (AMD). msi n1996 motherboard manual online pdf
If you only need the wiring for the front panel (Power, Reset, and LED pins), most MSI boards from that era use a standard connector layout. : Hard Drive LED (pins 1-3), Power Switch (pins 5-7). Bottom Row : Power LED (pins 2-4), Reset Switch (pins 6-8). For LGA775/AM2, lift the lever, match the gold
Look closely at the motherboard surface. The true model number is usually printed in white text between the PCI Express slots, near the CPU socket, or next to the RAM slots. Look for: If you only need the wiring for the