Installing The External Paging Speaker/External Moh/Bgm Sources; Connecting The Audio Equipment; External Paging Output Specifications; Table 2-24 External Paging Output Specifications - NEC SL1000 Hardware Manual

ISSUE 1.0

5.6 Installing the External Paging Speaker/External MOH/BGM Sources

5.6.1 Connecting the Audio Equipment

• The trunk ports CO2 to CO4 can be used for audio port (External paging, External MOH, BGM)
• Audio port configuration shall be assigned by 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.

5.6.2 External Paging Output Specifications

Item
Output Impedance
Output Level
Maximum Output
Hardware Manual
Wire position for each port
T
(Non polarity)
CO2
T
Paging system

Figure 2-125 Connecting Audio Equipment

Table 2-24 External Paging Output Specifications

600
Nominal 250 mV (-10 dBm)
400 mV RMS
Trunk port position
CO4 CO3
CO2 or Audio in/out
(External paging)
CO3 or Audio in
(External MOH)
R
CO4 or Audio in
(BGM)
CO3, CO4
R T
Modular cable
(2-wire, Straight)
Audio resource
Specification
@ 1kHz
SL1000
CO2 CO1
R
2-79