8
www.cablematters.com
USB-
C™ Multiport Video Adapter with Card Reader and PD
3.7 Troubleshooting Tips
•
When using Power Delivery to charge a laptop, first connect all cables and
the USB-C charger
BEFORE
connecting the Adapter
•
Check that your computer recognizes the Adapter - Blue LED should be lit
•
Windows
: Search
Device Manager
> Click on:
Universal Serial Bus
devices
>
Cable Matters USB-C Multiport Adapter
•
Mac
: Search: Apple Menu > System Preferences > Network > USB
10/100/1000 LAN
Cabling
•
Check that all cable and Adapter connections are secure
•
Test any connected cables with different equipment
•
4K HDMI video resolution requires a 4K-rated cable
Computer/Host Source
•
Test with a fully charged computer and the PD port connected to power
•
Try a different USB-C port on the computer
•
Try different video resolution and refresh rates supported by the display
•
Check the HDMI audio output from the
Playback Devices
on the taskbar
•
Verify that the HDMI audio is not muted
•
Disconnect all cables, reboot the computer, and reconnect everything
Windows
computers should check for updated BIOS, firmware and software
drivers from the computer manufacturer. Check for driver information at:
http://kb.cablematters.com
Mac
computers should check for updated OS software patches from Apple.
Connected Display
•
Select the HDMI input from the display menu
•
Adjust the audio level from the display menu
•
Test with an HD (not 4K) display, if possible
•
4K HDMI video resolution requires a 4K-rated display
Contact
support@cablematters.com
with the model numbers and
description of your hardware configuration.
