Sonos: Flashing pattern of red, white, orange and green
The product is in a hardware diagnostic mode.
Applies to: Sonos speakers and components. What you see: red and white and orange and green, flashing or blinking.
What Sonos says to do
- Press the Previous and Next buttons at the same time, or press the Join button.
- If the product has no Join button, press Play/Pause or the Mute button instead.
Source
Sonos’s own support page, read on the date shown.
- Sonos: Sonos LED lights — Sonos speakers, portable speakers and components (status light section). support.sonos.com Checked 2026-09-29.
The same colour on other speakers
Another maker’s speaker can use this colour for something else entirely.