The VG-858 is the most significant portable type video signal generation unit supporting the measuring of all display fields, not just PC monitor displays, but also FPD television that corresponds to digitization of broadcast and the development of advanced technology display devices. Abundant analog and digital signals are supported, like BNC(RGB/YPbPr), D-sub15, D-terminal, DVI-I, VBS, S-Video, SCART, DVI-I. In addition to such multi outputs, VG-858 supports more useful functions for testing FPD TV test, for example, HDCP, Macrovision, Teletext, Vchip such test functions and patterns like 24bit true color BMP/Jpeg image, scroll animation pattern with 1 dot/1H high accuracy for testing FPD response, etc.. In spite of such great features, less expensive, so suitable for production application.