You see the lower-right quadrant of the Ring of Light flash red on the front of the Xbox 360 console. Additionally, you do not receive an error message.
If one red light flashes and you receive an error message, there may be a different problem.
For more information, click the following article number to view the article in the Microsoft Knowledge Base:
907536 (http://support.microsoft.com/kb/907536/)
Xbox 360: One red light flashes on the Ring of Light and you receive an error message
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This behavior occurs when the Xbox 360 console experiences a hardware failure.
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