7780D4A-ASI is a TDM demultiplexer for four DVB-ASI transport streams. Fully hot-swappable from front of frame and monitor port output is user-selectable from the four ASI outputs. Comprehensive signal and card status monitoring via four digit card edge display or remotely through SNMP and VistaLINK®. VistaLINK® capable for remote monitoring via SNMP (using VistaLINK® PRO) when installed in 7800FR frame with a 7700FC VistaLINK® frame controller. It occupies one card slot and can be housed in the 1RU 7801FR frame which holds up to four single or two dual slot modules, the 3RU 7800FR frame which has a 15 slot capacity, the portable 3RU 350FR frame which has a 7 slot capacity, or a standalone enclosure which holds a single module.