NEC UNIVERGE SL2100, Hardware Manual

Page: 133 / 174

1-4 5-8 1-2
ESI SLI RL/Audio 082U-B1
Trunks
5
2-Core Cable
(Non polarity)
4
Audio In
Audio Out
6
2
3
7
1
8
Relay 1 Relay 2
Figure 2-120 Connecting the Door Unlock Device (082U-B1)
The following table shows the pin-outs for the RJ-61 cable connector.
Table 2-35 RJ-61 Relay/Audio Pin-Outs (308U-A1: J5/082U-B1: J4)
Pin No. Connection
8 765 4321
1 Audio Out
2 Audio In
3 Relay 2
4 Relay 1
5 Relay 1
6 Relay 2
7 Audio In
8 Audio Out
Table 2-36 General Purpose/Door Unlock Relay Specifications
Item Specification
Rated Voltage DC 48 V Maximum
Rated Current DC 320 mA Maximum
Contact Normally Open
5.7 Installing the External Paging Speaker/External MOH/BGM Sources
5.7.1 Connecting the Audio Equipment
• The audio In/Out port labeled "RL/Audio" on 308U-A1 or 082U-B1 can be used for audio port (External
paging, External MOH, BGM)
• Audio port configuration is assigned using system programming.
ISSUE 1.0 SL2100
Hardware Manual 2-87