OpenVox B200P User Manual page 32

company.
 BRI S-Interface
8-pin RJ45 port PIN
1 8
The BRI S-Interface is a 4-wire interface, with separate Transmit and
Receive pairs. It can be operated in four modes:
 Point-to-Point Mode allows one logical terminal that may be up to 1
KM from the NT-1
 Short Passive Bus Mode allows connection of up to 8 terminals in
parallel on the S/T bus. The terminals can be within 100 to 200 meters
from the NT-1.
 Extended Passive Bus Mode allows connection to 8 terminals at
OpenVox Communication Co. LTD.
B200P/BE200P on DAHDI User Manual
Color
1 White/Orange
2 Orange
3 White/Green
4 Blue
5 White/Blue
6 Green
7 White/Brown
8 Brown
Description
N/A
N/A
Receive+
Transmit +
Transmit -
Receive -
-48VDC Power(optional)
-48VDC Return (optional)
URL: www.openvox.cn
31