When playing your Xbox 360, there will come a time that there will be three flashing red light blinking in your system console. This could be found around your power button and it means that your Xbox 360 is encountering a problem. “What does this 3 flashing red light means?” The explanation is very simple and it signifies to your Xbox’s hardware console or the power supply of the device. If you see that the power supply is blinking green, then the problem is now concentrated on the hardware itself. You can do a refresh by turning off the console and the power supply then redo it again after a few minutes that you give it a rest. The Xbox 360 three flashing red lights could be repaired easily.