[. . . ] The enclosed Hardware Installation Guide gives you a step-by-step explanation of how to install the Conceptronic KVM Switch. [. . . ] There is no software needed and video resolutions up to 2048x1536 at 400Mhz bandwidth is supported. With a simple hot-key combination you can select the computer and your keyboard status will be restored when switching between the computers. To have the KVM switch work correctly you have to connect the cables of your Mouse, Monitor and Keyboard to the KVM switch The keyboard cable in the purple connector, the mouse cable in the green connector and the VGA (Monitor) cable in the blue connector. The Green connector is your mouse cable and the purple one is your keyboard cable. Note: do not use the hotkey function during boot-up process of your computer Normally there is one LED lit when the KVM switch is connected to a computer. When you select one of the two computers with the hot key combination the selected port will flash. The last functionality possible with the HOT-KEY command is the AUTOSCAN mode. Using: Scroll-Lock, Scroll-Lock <key S> than the Conceptronic KVM switch will automatically switch between the 2 computers with an 8 seconds interval. [. . . ] Mouse and/or Keyboard is not detected: Make sure the keyboard and/or mouse works when it is directly plugged into the computer Do not press the keys on the keyboard while booting Do not move or press the buttons of the mouse when switching between the two computers [. . . ]