Inspect the power brick for any signs of damage or overheating, such as a burning smell or discoloration. Clearing the Console Cache The Xbox One cache can sometimes become corrupted, leading to graphical errors like a black screen.
Xbox One Black Screen Startup HDMI Troubleshoot: Power and Connection Checks
Test the power cable with another Xbox One unit if possible, or use a different compatible cable to eliminate this as a point of failure. System attempts a fresh startup.
2 Hold the Xbox button for 10 seconds. Power Supply and Connection Checks A faulty power supply or loose cable is often the simplest explanation for a black screen.
HDMI Troubleshoot and Power Connection Checks for Xbox One
Always begin troubleshooting by verifying the physical connections between the console, power brick, and wall outlet. Power lights turn off.
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