LBB4402/00 Audio Expander
Use the LBB4402/00 Audio Expander if the system needs more than two analog audio inputs
or audio outputs.
Typically, the audio expander is used to:
–
Connect external recording devices to the system.
–
Send audio signals to external devices.
–
Connect systems.
1
2
3
4
5
1
2
3
Network
Control In
Audio In 3
1
2
3
4
5
6
7
8
C NC NO C NC NO C NC NO C NC NO C NC NO
1
2
48V
Audio Out 3
Audio In 4
Audio Out 4
Audio In 1
Audio Out 1
Audio In 2
Audio Out 2
Control Out
48V
Avis
Caution
Risk of electric shock.
Do not open.
Risk of electric shock.
Do not open.
4
6
8
5
5
6
5
6
5
6
9
7
Figure 3.9: Front and rear views
1.
Display - Shows the configuration menu.
2.
Knob - Operates the configuration menu.
3.
Headphones socket - Headphone connection.
4.
Control inputs - Connects the audio expander to external devices. Through the control
inputs, external devices can control the audio inputs and the audio outputs of the audio
expander.
5.
Audio inputs - Connects the audio expander to external analog audio sources.
6.
Audio outputs - Connects the audio expander to external analog audio devices.
7.
Ground screw - Connects the audio expander to ground.
8.
Optical network sockets - Connects the audio expander to the optical network.
9.
Control outputs - Sends the condition of the audio expander to external devices.
The following sections give more information about the mentioned subject:
–
Connection: LBB4402/00 Audio Expander, page 117.
–
Configuration: LBB4402/00 Audio Expander, page 191.
–
Operation: LBB4402/00 Audio Expander, page 237.
–
Troubleshooting: LBB 4402/00 Audio Expander, page 266.
–
Technical Data: LBB4402/00 Audio Expander, page 277.
3.2
22
en | System Overview
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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