UltraMatrix Single unit Installation The following installation procedure features the 4XE model. Installation for other models (2, 4, or 8 computers) follow the same basic procedure. It is recommended that power to all monitors, computers, and UltraMatrix be off until all connections have been made. The below illustration shows the basic cable connections for UltraMatrix and the installation steps to properly connect the cables, computers, and KVM stations to UltraMatrix.