User | Requires the installation of a license key and/or external accessories |
Advanced User | Requires the installation of internal hardware and/or the use of external equipment for manual verification |
Service Center Recommended | Requires the installation of internal hardware and/or the performing of automated adjustments and performance verification that requires the use of Keysight Calibration and Adjustment Software along with specific test equipment |
Service Center Only | Requires the installation of complicated internal hardware and the performing of automated adjustments and a full performance verification testing that requires the use of Keysight N7800A Calibration and Adjustment Software along with specific test equipment |
Factory Only | Requires the installation of complicated internal hardware, instrument configuration, adjustments, and performance verification that can only be performed at the factory |