Hi, My one week old built is:
Z490 Phantom Gaming-ITX/TB3
Intel 10900F
32GB DDR4 2400MHz Corsair (2x16GB) CMK32GX4M2A2400C16 Vengeance LPX
What I had done:
Update Firmware to latest
Disconnect Everything but Keyboard
Cleared CMS
Test All the parts with a diferent Motherboard all is Working...