| Issue | Likely Fix | | :--- | :--- | | | Reinstall Realtek ALC887 driver from Windows 7 package. Disable “Automatic driver updates” for audio hardware. | | Yellow bang on SM Bus | You did not install the modded nForce chipset driver correctly. Repeat Method 2 with driver signature enforcement disabled. | | Ethernet keeps disconnecting | Power Management → Uncheck “Allow computer to turn off this device” under Realtek PCIe GBE Family Controller properties. | | BSOD: DRIVER_IRQL_NOT_LESS_OR_EQUAL | Caused by faulty nForce driver. Boot into Safe Mode, uninstall NVIDIA network/sata drivers, let Windows fall back to inbox drivers. | | Onboard VGA flickering | Install NVIDIA 342.01 driver. If still flickering, disable hardware acceleration in your browser or add a cheap discrete GPU (e.g., GT 710). |
While NVIDIA does not offer a Windows 10 specific chipset driver for the nForce 630a, the Windows 7 64-bit nForce driver works perfectly in Windows 10 due to the shared kernel architecture. Driver Gigabyte M68MT-S2 For Windows 10 64-bit