Lucent Technologies DDM-2000 OC-3 User Manual

363-206-285
Transmission and Synchronization Interfaces
Issue 3 June 2001
5-3
Figure 5-1. DDM-2000 OC-3 Multiplexer Block Diagram — Terminal
Low Speed
Low Speed
8(P)
7
6
5
4
3
5,6
2
3,4
1
DS1
1,2
10/100 BaseT
VT-G
VT-G
DS1
28
Function
Function
Unit
Unit
2(P)
2(P)
1
1
STS-1
STS-1
7
6
MXRVO
MXRVO
DS1
2(P)
1
STS1E
STS-1
STS-1
1
2(P)
Receive
Clocks to
the TGSs
1
2(P)
Main
External
Reference
Inputs
Receive
Clocks from
the Main
OLIUs
1
tpa832481-01
2(P)
DS1
DS1
DS1
DS1
Reference
Outputs
Intrashelf
Timing to Main
and Function
Unit Slots
Timing
Control
SYSCTL
OHCTL
TGS
DS3
DS3
EC-1
OLIU
(Note)
Note:21-type, 22-type, or 24-type OLIU
OC-3 or OC-12
OC-3 or OC-12

Lucent Technologies DDM-2000 OC-3 Specifications

General

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