Lucent Technologies DDM-2000 OC-3

363-206-285
Transmission and Synchronization Interfaces
Issue 3 June 2001
5-5
Figure 5-2. DDM-2000 OC-3 Multiplexer Block Diagram — STS-1 Drop
DS1
7
OC-3
Unequipped
2
5
4
3
1
28
DS1
OC-3
VT-G
Low Speed
8(P)
7
6
SYSCTL
MXRVO
STS-1
OC-3
STS-1
1
1
1
OHCTL
Function
Unit
Receive
Clock
Control
2(P)
Main
OC-3
2(P)
2(P)
2
1
2(P)
Timing
Receive
Reference
Inputs
DS1
DS1
DS1
DS1
Reference
Outputs
TG
Timing to Main
DS1External
Clocks from
OLIUs
Lucent
Intrashelf
and Function
Unit Slots
Position
OLIU
(Note)
OLIU
(Note)