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SEC TIONS
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TROUBlESHOOTING
Video
No video image in user display (all channels)
• Check that displays are properly powered.
• Check that video cable is properly secured at both sides.
• Check at the displays' on-screen menu that sources selected match the
cables connected to displays.
• Check if display video mode is the same as computer's video mode (e.g.
DVI and DVI, etc.).
• Check that displays' diagnostic lED is steady green – if not, change
displays, change displays' cables or call technical support.
No video image in user display (specific channel)
• Reboot product first, then disconnect and reconnect the video cable and
reboot the computer.
• Check that the video cable connecting computer and product is properly
secured at both sides.
• Check that computer video output is sent to the connected video
connector (if computer supports multiple displays).
• Check that computer resolution matches connected display capabilities.
• Connect the display/s directly to the computer to confirm that video
output is available and that a good image is shown.
HSL SC44HU-3 Secure KVM Combiner
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Bad video image quality (some or all channels)
• Check that all video cables are properly connected to product, computer,
• Check that cables are original cables supplied by HSl.
• With everything connected, power-cycle the product to reset the video.
• Check that the displays that you are using support the resolution and
• lower the video resolution of your computer.
• Connect displays directly to computer showing bad video image to see if
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and display.
Make sure the Video Diagnostic lED is solid green.
refresh-rate setting on computer.
problem persists.
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