You can find documentation and technical details for this motherboard through the following resources:
Check the 24-pin and 4-pin ATX power cables. Ensure the power supply (PSU) switch is on. User Manual Motherboard Ms-7616...
HDD LED (+), HDD LED (-), Reset Switch, Reset Switch. You can find documentation and technical details for
. While a standalone retail manual is rare, its specifications and layout are well-documented through manufacturer support and community resources. Core Hardware Specifications Processor Support: HDD LED (-)