![BIOS won't start up. B550 Aorus Pro AC. Say's CPU not working though I am pretty certain I installed it correctly (my dad did accidentally touch thermal paste). Monitor says No Signal. BIOS won't start up. B550 Aorus Pro AC. Say's CPU not working though I am pretty certain I installed it correctly (my dad did accidentally touch thermal paste). Monitor says No Signal.](https://preview.redd.it/bios-wont-start-up-b550-aorus-pro-ac-says-cpu-not-working-v0-rbltgaw5ccf91.jpg?width=640&crop=smart&auto=webp&s=568983c90993d015a63bf955575e28ea29025173)
BIOS won't start up. B550 Aorus Pro AC. Say's CPU not working though I am pretty certain I installed it correctly (my dad did accidentally touch thermal paste). Monitor says No Signal.
Why won't my PC display any signal, what could be going wrong? My GPU lights and fans turn on. My CPU fans turn on. My motherboard lights up. I tested the HDMI
![My computer CPU is switching on but the monitor isn't receiving any signal from the CPU. It's displaying 'no signal'. How can I repair it? - Quora My computer CPU is switching on but the monitor isn't receiving any signal from the CPU. It's displaying 'no signal'. How can I repair it? - Quora](https://qph.cf2.quoracdn.net/main-qimg-b20b68f1a882ea9001c2e8067dfc63ca.webp)