T9000
Preliminary Data Sheet
November 2000
ISDN Network Termination Node (NTN) Device
23 Application Diagrams (continued)
CUSTOMER PREMISES
CENTRAL OFFICE
T9000
U
T9000
B2
FS1 TDM
2B1Q
TDM
B2
SLIC
CODEC
U
CODEC
ANALOG
PHONE 1
ALC
MICRO-
MICRO-
PROCESSOR
PROCESSOR
MEMORY
MEMORY
B1
B1
FS2
SLIC
CODEC
CODEC
DUAL
DUAL
ANALOG
PHONE 2
SINE WAVE
GENERATOR
SINE WAVE
GENERATOR
12-3566
LEGEND:
ALC:
FS1:
FS2:
SLIC:
Analog line card
Frame sync 1
Frame sync 2
Subscriber loop interface circuit
B1, B2: Voice channels
Figure 28. Pair Gain Application
Lucent Technologies Inc.
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