Avaya Definity SI, Maintenance Manual, Page: 1746 / 2968

Maintenance Object Repair Procedures
555-233-123 10-960 Issue 4 May 2002
Figure 10-50. NFAS Duplex ISDN-PRI Over PACCON Signaling Group (32 Channel)
P a c k e t B u s
P a c k e t B u s
D - C h a n n e l
D - C h a n n e l
T D M B u s
P r o c e s s o r
( T N 7 8 6 )
P a c k e t
C o n t r o l
C ir c u it
P a c k
( T N 7 7 8 )
U D S 1
I n t e r fa c e
C ir c u it
P a c k
( T N 4 6 4 * )
U D S 1
I n t e r fa c e
C ir c u it
P a c k
( T N 4 6 4 * )
U D S 1
I n t e r fa c e
C ir c u it
P a c k
( T N 4 6 4 * )
B - C h a n n e ls
B - C h a n n e ls
B - C h a n n e ls
F ra m in g
I S D N - T R K
( B - C h a n n e l)
I S D N - T R K
( B - C h a n n e l)
I S D N - T R K
( B - C h a n n e l)
I S D N - P L K
( D - C h a n n e l)
I S D N - T R K
( B - C h a n n e l)
P r im a r y S ig n a lin g
L in k
V o ic e o r D a ta
V o ic e o r D a ta
V o ic e o r D a ta
V o ic e o r D a ta
( P o r t 0 )
( P o r t 1 )
( P o r t 1 5 )
( P o r t 1 6 )
( P o r t 1 7 )
( P o r t 3 1 )
F ra m in g
I S D N - T R K
( B - C h a n n e l)
I S D N - T R K
( B - C h a n n e l)
I S D N - T R K
( B - C h a n n e l)
I S D N - P L K
( D - C h a n n e l)
I S D N - T R K
( B - C h a n n e l)
S e c o n d a r y S ig n a lin g
L in k
V o ic e o r D a ta
V o ic e o r D a ta
V o ic e o r D a ta
V o ic e o r D a ta
( P o r t 0 )
( P o r t 1 )
( P o r t 1 5 )
( P o r t 1 6 )
( P o r t 1 7 )
( P o r t 3 1 )
F r a m in g
( P o r t 0 )
I S D N - T R K
( B - C h a n n e l) V o ic e o r D a t a
( P o r t 1 )
I S D N - T R K
( B - C h a n n e l)
V o ic e o r D a t a
( P o r t 3 1 )
* T N 4 6 4 C o r la t e r
P h y s ic a l c o n n e c t io n
L o g ic a l c o n n e c t io n