NEC UNIVERGE SL2100, Hardware Manual

Page: 102 / 174

082U-B1
1-4 5-8 1-2
ESI SLI RL/Audio
Trunks
ISDN PRI/T1/E1
082U/008U/000U + 1PRIDB
Figure 2-72 Connector of 1PRIDB-C1
3.4.8.1 Connector
The following table shows the pin-outs for the RJ-45 cable connector for PRI/T1/E1 connection.
Table 2-21 RJ-45 PRI/T1/E1 Pin-Outs (J5)
Pin No. Pin Function
8 7 6 5 4 3 2 1
1 RA 1
2 RB 1
3 -
4 TA 1
5 TB 1
6 -
7 -
8 -
3.4.8.2 Switch Setting
The following figure shows the location of the switches on the IP7WW-1PRIDB-C1 board.
1. Set the switches J6 to J9 according to the system, referring the Table 2-22 Switch Setting of
1PRIDB-C1 on page 2-56 .
Table 2-22 Switch Setting of 1PRIDB-C1
Switch No. Switch Position Description
J6, J7 2M (default) Connect PRI/E1 (2.048 Mb/s) line
1.5M Connect PRI/T1 (1.544 Mb/s) line
J8, J9 T (default) T-Bus connection
S S-Bus connection
2. Connect the cables from the NT1 Network Termination cable to the J5 connector on the 1PRIDB-
C1 board.
3. Assign whether the board works as PRI/T1/E1 by PRG10-51-01.
With Normal operation, Status LED on the base board flashes (100 ms On/100 ms Off) green.
SL2100 ISSUE 1.0
2-56 Installation