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3. If the monitor is a DVI or VGA monitor, check the DisplayPort cable to be sure it is connected to the hub.
Check the other end of the cable to make sure the DisplayPort-to-DVI or DisplayPort-to-VGA adapter is
properly connected to the DisplayPort cable and to the monitor.
4. If the monitor is a DVI or VGA monitor and the cable and adapter are properly attached, test the monitor,
cable, and adapter with another computer.
5. Check the computer or graphics card user manual to confirm the number of multi-stream video signals
that are supported and the maximum resolution.
6. Check the Windows Display Control Panel to confirm that the downstream monitors attached to the hub
have all been detected and enabled.
7. Check the monitor with no video to confirm the DisplayPort input has been selected.
Scenario: Same image appears on all downstream ports:
1. Check the computer or graphics card user manual to confirm that DisplayPort 1.2 and a multi-stream
video signal are supported.
2. Check the Windows Display Control Panel to confirm that all downstream monitors are set for extended
mode.
3. Update the video driver to the latest version available to enable the multi-stream functionality.
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Regulatory information
DisplayPort Multi-Stream 1-4 Hub complies with the FCC/CE rules
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