Procedure Steps - Nortel Business Communications Manager 450 Installation Manual

Prerequisites
• Ensure that the music source follows these guidelines:
— Nominal input impedance is 3.3 kilohms.
— Nominal sensitivity of this interface returned to digital encoded PCM is
— The input is limited so that the encoded analog content at the digital
— The maximum nonclipped input level is 1 V rms.
— The interface is protected against ringing cross.

Procedure steps

Step
1
Music jack
(3.5 mm mono audio jack)
Tip: Music signal
Ring: No connection
Sleeve: Ground
2
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–22 dBm0 for a 0.25 V rms input signal.
interface to the network does not exceed –12 dBm when averaged
over a three-second interval.
Action
Connect the miniature jack of the music source output (3.5 mm mono audio
jack) to the music source input on the BCM450 main unit.
Tip
Sleeve
Adjust the volume of the music source to an appropriate level by placing a
call and placing it on hold, and then adjust the volume at the music source.
Nortel Business Communications Manager 450 1.0
Installation — System
NN40160-301 01.04 Standard
July 2009
Auxiliary equipment connection 73
BCM450
--End--
Music source
input