Xiaomi Mi Robot Vacuum - Troubleshooting Guide; Obstruction, Wheel, and System Errors

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Troubleshooting
Fault Prompt
Error 1: Toggle the orange laser head to confirm that it
is not obstructed or jammed
Error 8: Clear any obstructions from around the unit
Please refer to the following table when the unit's indicator light is blinking red followed by a voice prompt
when it encounters a problem.
Solutions
The laser distance sensor is stuck due to an obstruction or foreign object.
Remove the obstruction or object; if this does not resolve the problem, then move
the unit to a new location and activate it.
The unit may be caught or stuck. Please clear away any obstructions around
the device.
Error 2: Clean and gently tap on the collision buffer
The collision buffer is stuck. Gently tap on it to remove impediments; if there no
impediments, then move the device to a new location and activate it.
Error 3: Move the unit to a new location and activate it A wheel is in the air. Move the unit to a new location and activate it.
Error 4: Wipe the cliff sensor and activate the device at
a distance from the edge
Part of the unit is in the air. Move the device to a new location and activate it;
this fault may also occur if the cliff sensor is too dirty. Wipe the cliff sensor to
exclude this possibility.
Error 5: Remove the main brush, and clean the bristles
and axle
Foreign objects may have become entangled with the main brush. Remove
and clean the main brush and axles.
Error 6: Disassemble and clean the side brush
Foreign objects may have become entangled with the side brush.
Disassemble and clean the side brush.
Error 7: Check whether the main wheel has caught on
any foreign objects and then move it to a new location
and activate it
Foreign objects may have become entangled with the main wheel. Please
reactivate the device aer cleaning the wheel.
Error 9: Reinstall the dust bin and filter
Reinstall the dust bin and filter and confirm that the filter and dust bin are
installed correctly; should this error continue aer the filter and dust bin have
been installed correctly, then try replacing the filter.