DEFINITY ECS Release 8.2 Maintenance for R8.2csi
555-233-119 Issue 1
April 2000
Maintenance for csi systems
1-78Install DS1 CPE Loopback Jack (T1 Only)
1
Figure 1-21. Network Interface at Smart Jack
Figure Notes:
1. Span Section 1
2. Span Section 2
3. Span Section 3
4. 120A2 (or later) Integrated
Channel Service Unit (ICSU)
5. RJ-48 to Network Interface (Up to 1000
Feet) (305 m)
6. Loopback Jac k
7. Network Interface Smart Jack
8. Interface Termination or Fiber MUX
9. Central Office