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Maintenance Object Repair Procedures
555-233-123
10-954
Issue 4 May 2002
Figure 10-43.
NFAS Duplex ISDN-PRI Signaling Group (24 Channel) over Processor
Interface
Switch
PI
circuit pack
(TN765)
D-channel
D-channel
TDM bus
Logical connection
Physical connection
DS1/UDS1
interface
circuit pack
Port
1
Port
2
r11h2p7 LJK 072501
DS1/UDS1
interface
circuit pack
DS1/UDS1
interface
circuit pack
Voice or
data
(port 1)
Voice or
data
(port 1)
Voice or
data
(port 1)
Voice or
data
(port 23)
Voice or
data
(port 23)
Voice or
data
(port 24)
Primary
signaling
link
(port 24)
Secondary
signaling
link
(port 24)
ISDN-TRK
ISDN-TRK
ISDN-TRK
ISDN-TRK
ISDN-TRK
ISDN-TRK
ISDN-LNK
ISDN-LNK
Summary of Contents for Definity SI
Page 1: ...0DLQWHQDQFH IRU YD D 1 7 6HUYHU 6 Volumes 1 2 and 3 555 233 123 Issue 4 May 2002...
Page 62: ...Maintenance Architecture 555 233 123 1 26 Issue 4 May 2002...
Page 92: ...Management Terminals 555 233 123 3 26 Issue 4 May 2002...
Page 204: ...Routine Maintenance Procedures 555 233 123 5 100 Issue 4 May 2002...
Page 250: ...LED Interpretation 555 233 123 7 10 Issue 4 May 2002...
Page 2804: ...Maintenance Object Repair Procedures 555 233 123 10 2018 Issue 4 May 2002...