What to do if the Xiaomi 2K Gaming Monitor G27Qi cannot power on?

If the Xiaomi 2K Gaming Monitor G27Qi cannot power on, follow these troubleshooting steps:
1. Disconnect the monitor signal cable while keeping the monitor powered on. If the monitor logo appears, it indicates the monitor is functioning properly. Check the signal cable connection, interface, and signal source;
2. Try using a different HDMI port;
3. Switch to another DisplayPort (DP) port;
4. Use alternative cables to rule out cable issues;
5. Connect to a different signal source to verify if the issue is with the original source;
6. Remove and reconnect the power adapter to ensure it's functioning correctly. If the monitor still does not power on, please contact the local after-sales service center for further inspection.