Troubleshooting Tips For Mac - cable matters 201048 User Manual

3.7 Troubleshooting Notes for Mac
When using Power Delivery to charge a laptop, first connect all cables and the USB-C
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charger BEFORE connecting the Adapter
Check that your computer recognizes the Adapter - Blue LED should be lit Search: Apple
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Menu > System Preferences > Network > USB 10/100/1000 LAN
Cabling
Check that all cable and adapter connections are secure
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Test any connected device cables with different equipment
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4K HDMI video resolution requires a 4K cable
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Computer Source
Test with a fully charged computer and the P.D. port connected to a charger
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Check for updated OS software patches from Apple
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Try different video resolution settings supported by the display
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Check the HDMI audio output from the Sound menu in System Preferences
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Verify that the HDMI audio is not muted
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Disconnect all cables, reboot the computer, and reconnect the cables and Adapter
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Connected Display
Select the HDMI input from the display menu
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Adjust the audio level from the display menu or remote
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Test with an HD (not 4K) display, if possible
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4K HDMI video resolution requires a 4K capable display
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Contact support@cablematters.com with a description of your hardware
USB-C™ Multiport Video Adapter with Power Delivery
configuration and your computer OS
www.cablematters.com
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