Owners of smart appliances often face a situation where the device stops responding to commands or begins to behave inadequately.The Xiaomi Mijia LDS vacuum cleaner robot vacuum cleaner is no exception to this rule. Despite its advanced navigation system and powerful hardware, software failures can occur at any time, requiring user intervention.
The first and most effective solution is to simply restart the system 90 percent of the time, which allows you to clear the device’s memory of temporary errors and start all system processes anew. Xiaomi Mijia is designed with ease of service in mind, so the recovery procedure does not require special tools.
In this article, we will take a look at all possible restart methods, from regular shutdowns through the app to hardware button resets, and learn how to interpret voice messages and indicators correctly to accurately determine the state of your gadget.
Staff reboot through the power button
The easiest and safest way to restore the robot vacuum cleaner to normal operation is to use a physical power button, which is located on the top panel of the housing, usually next to status indicators, and to perform a soft restart, you need to press and hold this button for a few seconds.
The device will sound and voice a message that it is turning off. Once all the indicators are turned off, you should wait about 10-15 seconds, which is the time necessary for the background processes in the Mijia operating system to be completely completed.
⚠️ Warning: Do not press the power button again immediately after shutting down. Let the system shut down completely to avoid damaging the drive file system.
Then press the button with a short one-time press, the robot should emit a characteristic turn-on sound and start the self-check process. If the laser rangefinder (LDS) starts rotating and the device reports a search for a map, then the reboot was successful.
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If the robot makes strange sounds when it starts after the reboot, check if a foreign object is stuck in the turbobrush or wheel.
Sometimes it takes longer to hold the button to force it to stop if the system is getting stuck, in which case hold the power key for up to 10 seconds until you hear a sharp beep.
Reboot through the Mi Home app
Xiaomi’s current Mijia vacuum cleaner models are closely integrated with the smart home ecosite, so if physical access to the device is difficult, you can use software management methods to do this, open the Mi Home app on your smartphone and go to the control page of your robot.
In the control interface, find the option menu, which is usually hidden under the three-dot button in the upper right corner of the screen. In the list that opens, select Settings or General Settings. There you will find the option to turn off the device.
Once confirmed, the robot will go to the base (if it's not busy) and shut down, and after a while, you can send the switch on command again via the app, which is especially useful when the device is in another room or under the sofa.
Importantly, remote reboot is only possible if the robot's Wi-Fi module is functioning properly and the connection to the router is stable, and if the device is offline, this method will not work.
Hardware reset and reset when getting stuck
There are situations where the software methods don't work and the robot vacuum cleaner completely stops responding to any commands, the application screen shows a connection error, and the buttons on the body don't light up, in which case a hard reset is required.
To do this, flip the device upside down. Find a small hole signed "Reset" or "R." It can be hidden under a decorative stub. You'll need a thin object, such as a paper clip or a toothpick.
Press and hold the button inside the hole for 5-10 seconds, while connecting the device to a charging station or power adapter if the battery is completely discharged, this initiates a deep reset of the controller.
- 🔴 The indicator flashes orange - there is a process of resetting or low charge.
- 🔵 The indicator is lit blue – the device is connected to the network and ready to go.
- 🟡 The indicator flashes yellow - there is an update process or a card error.
- 🟢 The indicator is lit green – cleaning is completed or charging is underway.
⚠️ Warning: Hardware reset may result in loss of saved maps of the room.Be prepared for the fact that Xiaomi Mijia will have to re-build the map of the apartment.
Once the button is released, the device must vibrate or make a sound to signal the start of the boot, which can take up to 2-3 minutes, as the system diagnoses all the nodes, including the turbobrush motor and side brooms.
Actions for problems with charging and base
Often users confuse the need to reboot with the charger's problems. If the robot vacuum cleaner doesn't respond to buttons, it may just have a battery run out. Make sure the base is connected to the network and the contacts on the robot and the docking station are clean.
Clean the contact areas with dry cloth, oxidation or dust can prevent current transmission, which will prevent the device from turning on even after a long stay at the base, and also check whether the robot fits tightly to the contacts.
If the problem is not solved, try to disconnect the base from the outlet for 30 seconds, and then turn it on again. This will restart the power controller in the base itself. Then set the robot to charge manually, pressing it tightly against the contacts.
☑️ Diagnostics of charging problems
In some cases, the battery's "swing" helps. Leave the device on base for a few hours, even if the indicators don't light up right away. Xiaomi's lithium-ion batteries sometimes take time to get out of deep discharge.
Updating the firmware as a method of eliminating errors
If reboots are happening regularly or the robot is acting strangely, it may be because of software, and developers are constantly releasing updates to fix the bugs in the navigation algorithms and the sensors.
Check the firmware version in the Mi Home app, and if a new version is available, the system will prompt you to install it, and it is recommended to upgrade when the robot is on base and more than 20% charged.
| Symptoms. | Possible cause | Decision |
|---|---|---|
| The robot is spinning around. | Sensor pollution | Wipe the sensors with a soft cloth |
| Can't see the base. | Card or IR failure | Recreate the map, clean the base contacts |
| Stop in the middle of the room | Getting stuck in wheels | Clean the wheels of hair and thread |
| It doesn't start from a button. | Deep battery discharge | Prolonged charging or replacement of battery |
The update process takes 5 to 15 minutes, during which it is strictly forbidden to interrupt the power supply or close the application, and interrupting the download can lead to the "bricking" of the device.
What to do if the update is suspended?
After successful updates are installed, LDS algorithms may work differently, so it is recommended to run a test cleaning under supervision.
Failure prevention and system care
To Xiaomi Mijia LDS vacuum cleaner lasts long and does not require constant reboots, you need regular maintenance. The main cause of software errors is mechanical obstruction and contamination of sensors.
Clean the main brush unit of wound hair and hair regularly, which reduces the load on the motor and prevents errors in current sensors, and also wipe the collision sensor (bumper) and lower elevation sensors.
- 🧹 Clean the dust container after each cleaning.
- 🔋 Do not let the battery run out if the robot is not in use for a long time.
- 📶 Monitor the stability of the Wi-Fi signal in the cleaning area.
- 🧼 Wash the wheels with a wet (not wet) cloth for better grip.
Storing the device in a dry place will prolong the life of electronics. High humidity can lead to oxidation of contacts and short circuits that cannot be corrected by rebooting.
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Regular cleaning of mechanical components reduces the probability of software errors by 70%, since the robot does not go into emergency stop mode.
Compliance with these simple rules will allow your smart assistant to work autonomously and efficiently, keeping the need for manual intervention to a minimum.