Tn464E/F/Gp Option Settings - Avaya DEFINITY Server CSI Maintenance Manual

Maintenance for CSI systems

TN464E/F/GP Option Settings

The TN464E/F/GP DS1/E1 Interface - T1/E1 circuit pack interfaces between a 24-
or 32-channel Central Office/ISDN or tie trunk and the TDM bus.
Set the switches on the circuit pack to select bit rate and impedance match. See
Table 14 and
Table 14. Option Switch Settings on TN464E/F/GP
120 Ohms
75 Ohms
32 Channel
24 Channel
Figure Notes:
1. Backplane Connectors
2. 24/32 Channel Selector
3. 75/120 Ohm Selector
4. Faceplate
5. 32 Channel
Figure 17. TN464E/F/GP Option Settings
126
Issue 5 October 2002
Figure 17.
Twisted pair
Coaxial requiring 888B adapter
2.048 Mbps
1.544 Mbps
10
9
1
4
2
5 7
6 8
3
6. 120 Ohm (shown selected)
7. 24 Channel (shown selected)
8. 75 Ohm
9. Connector
10. TN464E/F/GP
555-233-119