Sierra Video View Multi-Viewer MV-XX - Manual (Page 86)

SIERRA VIDEO
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Alarms
Video inputs Loss of sync, loss of luminance, freeze frame or motion
Audio inputs
Loss of embedded or external audio, over-level, out of phase channel
pairs
Metadata inputs Loss of VITC, teletext, subtitles or V-chip, video non-sync detection
Alarm indication Visual (in display), GPI, LAN, SNMP traps
Metadata
Decoding/monitoring
Teletext (analog), Subtitles, AFD driving aspect ratio, WSS driving
aspect ratio, VITC (Composite Only)
GPI I/O
Global port 16 inputs / 8 outputs per multi-viewer (assignable).
Video I/P card port 8 inputs / 4 outputs per video I/P card (assignable).