- UTP cable test and wiring check: displays the connection status, cable type, and wire order, and reads the test box number for quick verification. - HD surveillance format testing: automatically shows the corresponding camera image when a signal is detected - TVI: displays the HD TV camera image when a TVI signal is received - CVI: displays the HD CVI camera image when a CVI signal is received - AHD: displays the AHD camera image when an AHD signal is received - Clear, installer-friendly function: provides immediate visual confirmation of cable integrity and signal compatibility across multi-format HD CCTV systems. - Use scenarios - New multi-format HD installation: verify wiring and immediately confirm camera signal type (TVI, CVI, or AHD) by viewing the image. - On-site diagnostics: identify whether issues come from wiring, connectors, or cameras by testing each format and observing the output image. - System upgrade or maintenance: quickly validate that coax runs carry the correct HD signal, helping ensure a smooth transition between formats. - Compatibility and performance: supports HD TVI, HD CVI, and AHD surveillance testing with direct image display for fast, reliable verification.