Ruijie RG-RSR20-14E Series, Руководство по установке и справочное руководство по оборудованию

Страница: 20 / 58

The cables are customer supplied. All types of SIC-1HS cables connect to the router through the DB26 interface. Choose
connectors of the right type when purchasing cables. For the use of the cables, see Chapter 6.
ISDN Interface Card
Two models are available:

1-port ISDN U-interface card (SIC-1B-U)

1-port ISDN S/T interface card (SIC-1B-S/T)
Images and Indicators
The following figure shows the image of the 1-port ISDN U-interface card (SIC-1B-U).
Figure 1-22 ISDN-1B-U
The SIC-1B-U is a Type A SIC, which can be inserted in a slot marked with “A”.
The following figure shows the image of the 1-port ISDN S/T U-interface card (SIC-1B-S/T).
Figure 1-23 SIC-1B-S/T
The SIC-1B-S/T is a Type A SIC, which can be inserted in a slot marked with “A”.
Each card has a port working status ACT indicator and the card Ready indicator. Besides, each ISDN card has two status
indicators: B1 and B2 .
The following table describes panel indicators.
Table 1-18 LED Indicators on the ISDN Card
Indicator Status Meaning
ACT
Solid on The U interface or S/T is active.
Off The U interface or S/T is idle.