Lucent Technologies DDM-2000 OC-3 User Manual

363-206-285
Circuit Pack Descriptions
7-122 Issue 3 June 2001
Figure 7-44. 22G-U/22G2-U/22G3-U/22G4-U OLIU Circuit Pack Block Diagram
STS-1 #1
STS-1 #2
STS-1 #1
STS-1 #2
STS-1 #3
Pointer
STS-1 #3
STS-1
Processor
STS-1 #1
STS-1 #2
STS-1 #3
STS-1 #1
STS-1 #2
STS-1 #3
STS-1 #1
STS-1 #2
Multiplexer
3 STS-1s into
Write Section
and Line OH
Bytes of STS-1 #1
Converts STS-3
into OC-3
Demultiplexer
Converts OC-3
to STS-3
Section and Line
OH
Processes
VT1.5
and/or
STS-1 #3
Byte
STS-3 into
3 STS-1s
Intrashelf
STS-1
Termin-
ation
VT1.5
Pointer
Processor
Cross
Connect
-48V B
Timing
STS-1
Router
Path
Overhead
an STS-3
Byte Interleaves
Disinterleaves an
Overhead
Transport
Control
Protection)
(Service &
SONET
From
Fuses
To/From
Slots
To/From
SYSCTL
To/From
OHCTL
Main/FN
-48V A
-48V Shelf
OC-3
OC-3
(Service &
Protection)
To/From
TGS CPs
Tx Fiber
(Service or
Protection)
Rx Fiber
(Service or
Protection)
STS-1 #1
STS-1 #2
STS-1 #3
STS-1 Ring

Lucent Technologies DDM-2000 OC-3 Specifications

General

Brand	Lucent Technologies
Model	DDM-2000 OC-3
Category	Multiplexer
Language	English