Official support source
Error 1: Laser unit problem
Roborock · S/Qrevo families listed on the linked support page · reviewed 2026-09-03
What it means
The laser distance sensor is not spinning normally.
Safe checks from the manufacturer
- Check that the laser unit can spin without an obstruction.
- Gently rotate it by hand, restart the robot, and contact Roborock if the error returns.
Open the official support page
Stop if the error returns
Do not open a battery, charging dock, motor or sealed electrical assembly. Use the manufacturer support route.