Mercury - Diesel Vessel Interface Panel DTS Sterndrive Control Interface 84-8M0070069. The Mercury Diesel Vessel Interface Panel is designed for DTS-equipped diesel sterndrive systems where clean, reliable digital communication is essential. This panel functions as the central communication hub between the diesel engine, DTS controls, and helm components, ensuring commands and engine data move accurately and without interruption. It includes a preinstalled SIM and comes preloaded with applicatio