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The USB Hub does not operate
• Check to make sure that the USB cable is properly connected. Refer to your USB device User’s Manual.
• Check that the USB upstream port on the monitor is connected to the USB downstream port on the computer, and make
sure the computer is ON.
• Make sure the USB-C cable is properly connected.
• Check the [USB SELECTION] settings.
• Turn the main power switch off and on again.
Human sensor does not work
• Make sure there is no object in front of the Human sensor.
• Make sure there is no equipment that radiates infrared rays in front of the monitor.
ControlSync does not work
• Make sure the ControlSync cable is connected correctly.
• Make sure the ControlSync cable is not in “loop” connection.
• Master monitor should be connected with ControlSync OUT connector only.
• Please use the provided ControlSync cables.
• You can use up to five sub monitors via ControlSync.
USB Type-C device does not work
“Warning: Remove USB-C cable” OSD was shown.
• The monitor detected abnormal voltage or current on USB-C port. Please remove USB-C cable immediately.
No picture
• Make sure [USB FUNCTIONALITY] is set to [ON] or [AUTO].
• Check if the connected USB-C device complies with DisplayPort Alt Mode on USB Type-C.
• Check if the USB-C cable complies with USB 3.1 Gen.1 or Gen.2.
Charging is not started or unstable.
• Make sure [USB FUNCTIONALITY] is set to [ON] or [AUTO].
• Check if the connected USB-C device complies with USB Power Delivery.
• Check if the USB-C cable complies with USB Power Delivery.
• The monitor might have excessive voltage or over current on USB-C port. Please remove the USB-C cable immediately.
• If you still have trouble, unplug the monitor’s power cord from the AC outlet and then remove the USB-C cable. Reconnect
the power cord and then the USB-C cable.
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