LUCENT DEFINITY COMMUNICATIONS SYSTEM
 

4 Cabinets

Please click on any of these images to enlarge them.

 

Cabinet 1

Channel A
2 x Power Unit 631DA1
TN775B Maintenance
TN2182B Tone Clock
TN790 Processor EXPN INTFC
TN777B Network Control w 4 Mb Memory Card
TN771D Maintenance / Test
11 x TN754C Digital Line
TN746B Analog Line
TN753 DID Trunk
 
Channel B
2 x Power Unit 631DA1
TN2182B Tone Clock
TN570B Expansion INTFC
TN577 Packet Gateway
13 x TN754C Digital Line
2 x TN746B Analog Line
TN547B CO Trunk
TN765 Processor Interface
 
 
Channel C
2 x Power Unit 631DA1
12 x TN754C Digital Line
TN771DP Maintenance Test
3 x TN746B Analog Line
TN547B CO Trunk
 
 
Channel D
2 x Power Unit 631DA1
12 x TN754C Digital Line
2 x TN746B Analog Line
TN547B CO Trunk
 
Channel E
2 x Power Unit 631DA1
10 x TN754C Digital Line
2 x TN746B Analog Line
TN783D Auxiliary Trunk
 
Lucent 397C1 Power Unit
 

 

Cabinet 2

Channel A
2 x  Power Unit 631DA1
TN577 Packet Gateway
TN771D Maintenance / Test
TN726B Data Line
TN553 Packet Data
14 x TN754C Digital Line
TN547B CO Trunk


Channel B
2 x Power Unit 631DA1
TN1648 SYS Access Maintenance
UN330B Duplication Interface
UN331B Processor
3 x TN1650B 32 Mb Memory
TN165 Packet Interface
TN2182B Tone Clock
UN332 MSS / Network Interace
TN1657 Disk Drive
TN1656 Tape Drive

Channel C
2 x Power Unit 631DA1
TN577 Packet Gateway
TN771D Maintenance / Test
TN726B Data Line
TN553 Packet Data
14 x TN754C Digital Line
TN547B CO Trunk


Channel D
2 x Power Unit 631DA1
TN570B Expansion INTFC
2 x TN5738 Switch Mode Interface
TN754C Digital Line
TN547B CO Trunk
TN746B Analog Line
TN572 Switch Node Clock
2 x TN573B Switch Node Interface

Channel E
2 x Power Unit 631DA1
TN570B Expansion INTFC
4 x TN5738 Switch Node Interface
TN572 Switch Node Clock
Lucent 397C1Power Unit
Lucent 124D2 Frequency Generator

 

Cabinet 3

4 x Power Unit 631DA1
TN767C DS1 Interface
TN570C Expansion Interface
Lucent 124D2 Frequency Generator
 

Cabinet 4

10 x Power Unit 631DA1
TN748C Tone Detector
2 x TN2182B Tone Clock
TN570C Expansion Interface
J58890CE Power Distribution Unit
CFY1B Current Limiter
ATT 397C Power Unit
Lucent 124D2 Frequency Generator
 

 

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