I've been having a frustrating problem where my monitor turns off unexpectedly while my PC remains active. The keyboard, mouse, and GPU are functioning, indicating that the computer is still running, but the monitor goes dark. Here are the troubleshooting steps I've already taken:
- Swapped out the HDMI cable, but the issue still occurs.
- Reseated the RAM and GPU.
- Checked all cable connections to ensure they're secure.
- Restarted the PC, and the monitor worked fine temporarily, but the problem returned the next day after a few hours.
I'm running a Zotac RTX 3060 Ti and could really use some advice on what might be causing this and how to get it fixed.
3 Answers
Let's go through some basics:
1. When exactly does the screen turn off?
2. What activities are you usually doing when it happens?
3. How recent is your driver update, and how did you do it?
4. Are your devices plugged into a power strip or directly to the wall?
5. How long have you owned your graphics card, and was it new or used?
6. Are you using any adapters?
7. Have you tried different ports on your GPU and monitor?
8. Can you test using a different connection type?
9. How long has this issue been going on?
10. What CPU are you using, and does it have integrated graphics?
11. What model is your monitor?
12. Can you test another monitor with the PC or vice versa?
13. Is there an eco mode on your monitor?
What kind of power supply do you have? It might not be supplying consistent power to the GPU. I suggest downloading MSI Afterburner and reducing your core clock by 100-200 MHz to see if that helps. If the issue persists, it might indicate a problem with the GPU.
Have you tried connecting your monitor to a different device or another monitor to your PC? This can help determine if the problem lies with the monitor or the computer itself.

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