Lucent Technologies FT-2000 OC-48 - Detailed Description of Operation; LSSW Circuit Pack Block Diagram

Circuit Pack Descriptions
7-82 Issue 8.0 July 2002
Detailed Description of Operation 7
Transmission Circuitry 7
Transmit Direction. 7Figure 7-25 provides an overall block diagram of the LSSW
circuit pack.
Figure 7-25. LSSW Circuit Pack Block Diagram
DS3
1
2
3
4
5
16
Transmit (LSSW IN)
Service
Circuit
Packs
Service
Interface
Switch
Protection
Circuit Pack
Receive (LSSW OUT)
Board
Controller
Circuit
External
Relay
Control
Circuit
Power
Circuit
Protection
Service
BCLAN
-48V (A)
-48V (B)
DS3/STS1E
Interface
1:2
16:1
DS3/STS1E
Circuit Packs
Protection
STS1E
Circuit Pack