When plugging in an SSD via SATA-to-USB adapter, it turns off HDMI output but I can still SSH into the pi. What is the issue?

Model: Raspberry Pi 4B 8GB
OS: Debian Bullseye aarch64
Kernel: 5.10.83-v8+
  • what happens if an SSD is not connected to the adapter?
    – jsotola
    Dec 9, 2021 at 18:06
  • You don't give us much information. Is there anything in the logs? Dec 9, 2021 at 18:21

1 Answer 1


I found it was a faulty power adapter for the Pi. I used an official Raspberry power supply and the issue has been fixed.

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