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Installation
10
a/b-Audiobox - Operation Guide - V03 10/2020
In this chapter you can find out how to connect the a/b-Audiobox to a PBX and a sound sys
-
tem. It also describes how to connect and configure the a/b switching modules (which are not
included in the scope of delivery).
Connecting a Sound System
Warning:
Touching live terminal clamps or power cables can cause life-
threatening electrical shocks.
• Disconnect the connection to the telephone connection on the PBX
before you carry out any work on the device.
• Ensure that any tools you use on live cables are sufficiently insulated.
• For the connection to the PBX, also note the safety information in the
manual for your PBX.
Warning:
Power surges, which may occur during electrical storms, can
cause life-threatening electric shocks, or damage or destroy the connected
PBX.
• Arrange for a qualified electrician to lay all the cables inside the building.
• Do not connect or disconnect power cables during an electrical storm.
Note:
For more information about the contact assignments, also refer to the
manual for your PBX.
You will find information about the connections for extending the switching
functions below.
Always install the cables for connecting to the a/b ports separately from
other power lines. This will avoid the creation of a disruptive humming noise
during the announcement.
Installation
Содержание a/b-Audiobox
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