Lucent Technologies DDM-2000 OC-3 User Manual

363-206-285
Circuit Pack Descriptions
Issue 3 June 2001
7-145
Figure 7-50. 27G-U/27G2-U OLIU Circuit Pack Block Diagram
STS-1 #1
STS-1 #2
STS-1 #1
STS-1 #2
Pointer
STS-1
Processor
STS-1 #1
STS-1 #2
STS-1 #1
STS-1 #2
STS-1 #1
STS-1 #2
Write Section
and Line OH
Converts STS-1
into OC-1
Converts OC-1
to STS-1
Section and Line
OH
Processes
VT1.5
and/or
Intrashelf
STS-1
Termin-
ation
VT1.5
Pointer
Processor
Cross
Connect
-48V B
Timing
STS-1
Router
Path
Overhead
Overhead
Transport
Control
Protection)
(Service &
SONET
From
Fuses
To/From
Slots
To/From
SYSCTL
To/From
OHCTL
Main/FN
-48V A
-48V Shelf
OC-1
OC-1
(Service &
Protection)
To/From
TGS CPs
Tx Fiber
(Service or
Protection)
Rx Fiber
(Service or
Protection)
STS-1 #1
STS-1 #2
Bytes of each
STS-1
OC-1
OC-1
Transport Overhead
Processor

Lucent Technologies DDM-2000 OC-3 Specifications

General

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