65 Troubleshooting
Thunderbolt™ 3 connection
KVM Switch
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When single monitor is connected, no video or audio output from the laptop with
Thunderbolt™ 3 connection.
Check the cable connections and menu settings in the following order.
• Check if an appropriate cable has been connected to the monitor and the laptop properly.
See Connectivity of Thunderbolt™ 3 port on your monitor on page 13 for more
information.
• Check if the input source has been selected to Thunderbolt 3 from Input > Signal Input.
• Check if it is either Thunderbolt™ 3 port or USB-C™ port used on the computer for
connection. If a USB-C™ port is used, make sure the port supports video signal
transmission.
No response after selecting KVM Switch > USB Upstream.
Check the cable connections and menu settings in the following order.
• Check if an appropriate cable has been connected to the monitor and the second video
source properly. See Connect the PC video cable. on page 16 for more information.
• Check if the input source has been selected to the second video input from KVM Switch >
Video Input.
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