User manual

User Manual
Overview
Page 1-12 (Rev. 2.0 /August 2005)
1.5.2.6. IRD-2981 Interfaces and Features
The IRD-2981 is a single 4:2:2 decoder IRD. The IRD-298x family consists of
two composite video interfaces. Both CVBS interfaces are for service broadcast
video quality.
Figure 1-9 illustrates the IRD-2981 rear panel. The IRD-2981 basic features and
software-licensed features are described below.
Figure 1-9: IRD-2981 Rear Panel
Basic Features
• 2 composite video interfaces
•
2 SDI interfaces
• Embedded VBI and up to 4 stereo channels in SDI
• Decoding 4:2:2 PP@ML (1.5–50 Mbps)
•
4 analog-audio-stereo balanced interfaces
• 1
st
Active analog stereo pair
• 2
nd
Active analog stereo pair
•
4 AES/EBU-SPDIF audio-balanced interfaces
• SNMP management (10/100 Base-T)
• Web-based management (10/100 Base-T)
•
RS-232 low speed data
• GPI
• Front panel monitoring connectors
Software-Licensed Features
• ASI input
•
Dual ASI output
• MPEG-over-IP output
• IP data output (MPE de-capsulation)
•
Genlock input and loop-through output
• 3
rd
Active analog stereo pair
• 4
th
Active analog stereo pair
•
3
rd
Active AES/EBU-SPDIF
• 4
th
Active AES/EBU-SPDIF
• Dolby Digital (AC-3) LT/RT downmixing
•
Linear PCM (SMPTE 302M 2000), Dolby-E
Pass-through
NOTES
This model requires a breakout cable to connect to the AES/EBU interfaces and to connect to the third and
fourth analog stereo pairs.
In the case of power failure or system shutdown, ASI OUT 1 output will become ASI loop-through. Use ASI OUT
1 output for cascading a chain of IRD-2900