Audio Outputs - Cisco TelePresence System Codec C90 Manual
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Cisco TelePresence System Codec C90
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Audio outputs
Line Out 5–6 (XLR)
2 x Balanced XLR sockets, audio output 5–6.
Audio Line Out 5–6 are balanced outputs, for
connection to balanced speakers.
Default configuration. In default configuration
Line Out 5 is configured as Left speaker, and
Line Out 6 is configured as right speaker.
HDMI Out 1, 3
2 x HDMI connectors, audio out 1, 3
Use HDMI Out 1 to connect to a flat screen
with speakers. HDMI 1 will provide stereo
audio speaker signals at 48kHz.
Use HDMI Out 3 to connect to a DVD
recorder. HDMI will provide stereo line output
signals at 48kHz. Includes local microphones.
Main connector. The HDMI output 1 is the
main connector to the monitor.
HDMI 1. Audio from far end and PC.
HDMI 3. All audio mixed together for
recordings.
D14644.03 Codec C90 Physical Interface Guide TC4.1, February 2011.
© 2010-2011 Cisco Systems, Inc. All rights reserved.
Introduction
Connecting to the codec
2xHDMI Out
XLR pin-out
External view of socket
Pin 1: Gnd
2
1
Pin 2: Hot
Pin 3: Cold/neutral
3
XLR - Electrical Connector (Cannon XL series
with Rubber compound)
The physical interface
The physical interface
2xLine Out (XLR male)
What is a Line output
A Line output consists of all signals from
the local side and all signals from the far
end side.
What is a Speaker output
A Speaker output consists of all signals
from the local side, except microphones,
and all signals from the far end side.
17
Physical interface guide
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Left channel
The Left channel consists of all the Left
channel and Mono signals.
Right channel
The Right channel consists of all the Right
channel and Mono signals.
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