dshkil

Found this troubleshooting guide which lists error codes etc:

Troubleshooting

1, Q: Mi home sweeping robot error 1?
A: Error 1 indicates that the laser ranging sensor is abnormal. Please check: 1. Check whether there is a laser ranging sensor on the top of the main unit, such as the hanging spike of the curtain and the cloth hanging at the bottom of the sofa. Please remove. 2, please check whether the laser rangefinder sensor after the normal rotation, if you can not use the finger to rotate about to see if normal. 3,
2, Q: Mi home sweeping robot error 2?
A: Error 2 indicates that the shock absorber is jammed. Please use both hands to gently tap the left and right side of the front shock absorber to ensure that the shock absorber can press down and rebound normally. If there is a foreign body jammed, Buffer rebound blocked Please remove.
3, Q: Mi home sweeping robot error 3?
A: Error 3 indicates that the host wheel is floating. Please check whether the host has dragged the foreign object or hold the obstacl