Quick answer
- Ensure your receiver supports 4K/120Hz passthrough.
- Use a Certified Ultra High Speed HDMI Cable for optimal performance.
- Check that your Xbox Series X settings are configured for 4K and 120Hz output.
- Bypass the receiver by connecting the Xbox directly to the TV to test functionality.
Symptoms
- No 4K/120Hz signal detected on the TV.
- Xbox Series X displays a lower resolution or refresh rate.
- Picture flickering or intermittent signal loss.
- Audio issues when trying to enable high refresh rates.
Quick checks
- Verify that your TV supports 4K/120Hz.
- Confirm that the HDMI ports on both the receiver and TV are HDMI 2.1 compatible.
- Ensure all devices are updated with the latest firmware.
- Check HDMI cables for damage or wear.
Step-by-step fix
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Check Receiver Compatibility
- Look up your receiver’s specifications to confirm it supports 4K/120Hz passthrough.
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Use the Right HDMI Cable
- Replace existing HDMI cables with a Certified Ultra High Speed HDMI Cable (paid link) to ensure high bandwidth.
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Adjust Xbox Settings
- Go to Settings > General > TV & display options.
- Set the resolution to 4K and enable 120Hz if available.
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Test Direct Connection
- Temporarily connect your Xbox Series X directly to the TV to see if 4K/120Hz works without the receiver.
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Inspect HDMI Chain
- If direct connection works, reconnect the Xbox to the receiver and then to the TV, ensuring all connections are secure.
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Firmware Updates
- Update the firmware on your Xbox, receiver, and TV to the latest version.
If it still doesn’t work
- Try a different HDMI port on your receiver and TV.
- Test with another HDMI cable to rule out cable issues.
- Consider resetting your receiver to factory settings.
- If possible, test with a different 4K/120Hz source to see if the issue persists.
FAQ
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Who should I contact if my receiver is not compatible?
- Reach out to the manufacturer's customer support for assistance with compatibility issues.
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What settings should I check on my TV?
- Ensure that HDMI settings are set to allow 4K and check for any game mode options that may affect performance.
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Why is my Xbox not displaying 4K?
- This could be due to incorrect settings, incompatible cables, or issues with the receiver.
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How can I confirm my HDMI cables are high-speed?
- Look for the “High Speed” or “Ultra High Speed” label on the cable packaging.
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What if my TV supports 4K but not 120Hz?
- You will still be able to play in 4K, but the refresh rate will be limited to what your TV can support.