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5.7 Installing the External Paging Speaker/External MOH/BGM Sources
5.7.1 Connecting the Audio Equipment
• The trunk ports CO2 to CO4 can be used for audio port (External paging, External MOH, BGM)
• Audio port configuration is assigned using system programming.
• External paging can be set for the 408M-A1 PCB of each KSU except 3rd Expansion KSU.
• The External MOH and BGM can be set for the 408M-A1 PCB of the Main KSU only.
Wire position for each port
Trunk port position
CO2 or Audio in/out
(External paging)
CO3 or Audio in
(External MOH)
CO4 or Audio in
(BGM)
CO1
CO2
CO3
CO4
T
R
T
CO2
(Non polarity)
Paging system
Audio resource
CO3, CO4
R
T
R
Modular cable
(2-wire, Straight)
Figure 2-130 Connecting Audio Equipment
5.7.2 External Paging Output Specifications
Table 2-26 External Paging Output Specifications
Item
Specification
Output Impedance
600 Ω @ 1kHz
Output Level
Nominal 250 mV (-10 dBm)
ISSUE 3.0
SL1000
Hardware Manual
2-87
Содержание SL1000
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