User's Manual

iPasolink250 Installation and Commissioning Guide Document ID: 141-DOC000008-E

E3/DS3 Connection

DS3 card provides line interface to six DS3 Connection channels in both add and drop

directions. DS3 interface is provided through SFP connector.

To connect DS3 cable:

1. Identify and label the DS3 (RG-59) cable.

2. Connect each cable in turn to the transmit and receive ports.

3. Route the DS3 cable securely along the right side or left side of the rack depending on the

position of the card. Figure below shows the DS3 connection of the chassis to the rack.

MODEM-A Connection

Modem cards work in redundant mode and support various stand by configurations. There are 2

modem slots providing radio uplink. Each of the modem card connects through backplane to a

GE L2 switch and 2.5G worth of TDM fabric on MAIN-A card. Each modem card supports a

dedicated bandwidth of STM-4.

Follow the given procedure for MODEM-A card connection:

1. Identify and label the coaxial cables.

2. Connect the cable in turn to the transmit and receive ports.

3. Route the cable securely along the right side of the rack. Figure below shows the MODEM-A

card connection.

Figure 19: DS3 Connection (ST6E3 Card)