Troubleshooting Tips - D-Link DKVM-4U Quick Installation Manual

Troubleshooting Tips

Keyboard
If your keyboard is not functional, not detected, or there is a keyboard error, check the
following:
• Make sure that the keyboard is properly connected to the computer and to the
DKVM-4U. Check that the keyboard is plugged into thecorrect USB keyboard
port and not the USB mouse port..
• Verify that the keyboard works when plugged into the computer directly.
• If you have multiple operating systems installed on your computer, please
contact your motherboard/computer manufacturer for information on enabling
USB support on your system.
Mouse
If your mouse is not functional, not detected, or there is a mouse error, check the
following:
• Make sure that the mouse is properly connected to the computer and to the
DKVM-4U. Check that mouse is plugged into the correct USB mouse port and
not the USB keyboard port.
• Verify that the mouse works when plugged into the computer directly.
• Try using a different mouse.
• If you are having trouble with mouse movement, try resetting the DKVM-4U by
pressing Scroll Lock + Scroll Lock + M.
• Do not move the mouse or press any mouse buttons when switching from one
PC to another.
Video
If the image on your monitor is not clear, check the following:
• Verify that all video monitor cables are inserted properly.
• Try lowering the resolution and refresh rate of your monitor.
• Try using a shorter video cable.
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