Pin
Type
Signal
Description
1
XLR
Xternal
Shield/ground
2
Live
Positive
3
Return
Negative
4
Cinch
Live
Signal in
5
Return
Shield/ground
Table 6.2: Audio input, connection
You can select the procedure that is used to send audio signals through the central control
unit with the audio routing modes (refer to DCN-CCU2 and DCN-CCUB2 Central Control Units,
page 183).
Notice!
You can only connect line level sources to the audio inputs of the central control unit. It is not
possible to connect microphone sources.
Audio outputs
You can connect an audio recording device or a public address system to the audio outputs of
the central control unit. The DCN-CCU2 has two audio outputs.
Each audio output has:
–
1 XLR plug for balanced signals. The electric circuits behind the XLR plugs contain
transformers for galvanic separation.
–
1 double cinch socket for unbalanced signals.
The CCUB2 has two audio outputs. One audio output has:
–
1 XLR plug for balanced signals.
–
1 double cinch socket for unbalanced signals.
The other audio output has:
–
1 double cinch socket for unbalanced signals.
Notice!
The two cinch sockets contain the same mono signal.
Audio Out
1
3
4
2
5
Figure 6.5: Audio output, connection
Pin
Type
Signal
Description
1
XLR
Xternal
Shield/ground
2
Live
Positive
114 en | Connection
Conference System
2013.11 | V2.0 | DCN-NG_OM_V4.x
Operation Manual
Bosch Security Systems B.V.
Содержание DCN Next Generation
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