DS1/T1 CPE loopback jack
555-233-116
154 Issue 4 October 2002
Figure 33. Network interface at dumb block with repeater line to fiber MUX for an
MM710 multi-media module
You are responsible for finding and correcting problems in the customer wiring
(section 1 and the loopback cable portion of section 2). Th e DS1 service provider
is responsible for finding and correcting problem s in the majority of section 2.
1. Span section 1
2. Span section 2
3. G7 00 Media Gateway
4. E1/T1 port on an MM710
multi-media module
5. RJ-48 to ne twork interface (up to 1000 ft. [305 m])
6. Loopbac k jack
7. Dumb blo ck (demarcation point)
8. Repeater
9. Fiber mu ltiplexer (MUX)
10. Central office
prdfcs6a KLC 080602
ALM
TST
ACT
123456 87
ALM
TST
ACT
123456 87
REMOVE
ALM
TST
ACT
OKTO SHUTDOWN
SERVICES USB1 USB2
E1/T1 EIA 530A DCE
ALM
TST
ACT
SIG
EISO EMSM EOSI
1 2
3
4
5
6
78 9 10