So that the monitor can be correctly calibrated, you must initially install all hardware components. It is not enough to simply install the monitor's ICC profile; you must also create a USB connection between the monitor and the PC. Then you can also install the EIZO ColorNavigator software, which is an absolute necessity for calibration. The Eye-One measuring device is then simply connected via a USB connection. The driver then automatically finds the Hardware-Assistant on the appropriate CD from GretagMacbeth.