1. Restart the vehicle power supply: First, try to completely turn off the vehicle power supply and then restart it. Sometimes, restarting the vehicle power supply can restore the normal function of the vehicle system.
2. Check the battery charge: ensure that the vehicle battery charge is sufficient. Low battery power may cause the on-board system to fail to save the settings normally. If you find that the battery is low, please charge or replace the battery to ensure sufficient power.
3. Update system software: Check whether there are available software updates for the locomotive system. By updating the system software, possible errors and problems can be repaired and the memory function can be restored. For specific software updating methods and steps, please refer to the user manual of Xingrui Locomotive System or contact technical support.
4. Restore the factory settings: If all the above methods fail, you can try to restore the factory settings of the vehicle system. Please note that restoring the factory settings will clear all personal settings and preferences and reset the car system to the factory default state. Before performing this operation, please back up your important data and configuration to avoid losing it.
5. Contact technical support: If the problem cannot be solved after trying the above methods, it is recommended that you contact the technical support team of Xingrui Locomotive System. They will be able to provide professional support for your specific car system model and version and provide further solutions.
Please note that the above solutions are for reference only. The specific operation and solution may be different due to the model, version and personal situation of Xingrui locomotive system. It is recommended that you refer to the relevant user manual, technical documentation or contact the manufacturer's technical support for more detailed and accurate help.