Siemens 5935 Specifiche Pagina 54

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46 Chapter 6
Cabling the XMU+
RCA/Phono Connectors
Use RCA/Phono connectors to connect MOH line cards to a PBX and/or an external music
source. The two MOH input slots are used when music is provided by an existing external
source, such as Muzak. The four MOH output slots connect to the MOH inputs on the PBX.
The following table outlines these input/output slots:
See XMU+ Technical Specifications and Approvals on page 135 for more detailed technical
specifications.
These
connectors...
Do this...
IN1
IN2
Accepts a wide dynamic range of audio input (20mVrms to
1.6Vrms) to yield good recording quality audio.
OUT1
OUT2
OUT3
OUT4
600Ω output impedance drives a high impedance load
such as “Line in” of a PA system, Music on Hold input of a
key system, transmitter input, etc.
8Ω output impedance drives standard 8Ω speakers.
Each output volume is adjustable up to the following
levels:
-
8Ω - 1.0[email protected]Vrms.
- 600Ω -
[email protected]rms (8Vpp or =9dBm).
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