MSI TRX40 PRO 10G Socket sTRX4 DDR4 M.2 BT USB 3.2 Gb LAN ATX Motherboard
Ensure the24-pin ATX and8/4-pin CPU power connectors are firmly plugged into the motherboard. Locate the CMOS jumper (or remove the coin-cell battery) and follow the manual instructions to clear CMOS ?.