Matrix Telecom SARVAM UMG System Manual page 71

Setting Line Termination Resistor
To set the Line Termination Resistor for the PRI Port for T1 or E1 Connectivity, you must change the
4.
position of the jumper J5. Refer the table below.
Jumper Position
J5
J5
• By default J5 is set to BC position to provide 120 termination resistance for E1 connectivity.
• To set 100 termination resistance for T1 connectivity, set jumper J5 to AB position.
Insert the T1E1PRI Card into the guide rails of the free slot you selected for the card. Make sure that the
5.
connectors on the card make perfect contact with those of the slot on the backplane motherboard.
Now, press down the levers on the card mounting brackets to secure the card in its slot. Fix the card in
6.
place with the two screws provided.
Connecting ISDN T1/E1 PRI Lines
Use the cable supplied with the T1E1PRI Card to connect the ETERNITY GENX to the T1/E1 PRI network
7.
interface equipment (modem), which is usually supplied by your ISDN Service Provider along with the PRI
line.
The diagram below illustrates this.
ISDN
G.703
Network
Modem
• Most Service Providers insist on connecting an ISDN modem at both the ends of the PRI line—one at
the Local Exchange and other at the Customer's Premises.
• At the Customer's Premises, the PRI line is terminated on the HDSL interface of the modem.
• The DTE interface of the modem is to be connected to the PRI port (RJ-45 connector on the Matrix
ETERNITY GE Card T1E1PRI Card).
Plug in one end of the RJ45 cable supplied with the card into the card's connector. Plug the other end of
8.
the RJ45 cable into the Network Termination Unit.
Refer the following pin details for connecting the Network Termination Unit with the ETERNITY GENX.
9.
65
Meaning
BC To set termination resistance of 120 for E1 connectivity
AB To set termination resistance of 100 for T1 connectivity
4-wire
HDSL
(RJ-45 Connector)
G.703
Modem
ETERNITY GENX
4-wire
PRI Port
DTE
(RJ-45 Connector)
Power
Matrix SARVAM UMG System Manual