Lucent Technologies FT-2000 OC-48 - OC3 (1.3 STD) LAA10 Circuit Pack Block Diagram; OC3 (1.3 STD) LAA10 B Circuit Pack Block Diagram

Circuit Pack Descriptions
7-54 Issue 8.0 July 2002
Figure 7-18. OC3 (1.3 STD) LAA10 Circuit Pack Block Diagram
Figure 7-19. OC3 (1.3 STD) LAA10B Circuit Pack Block Diagram
Receive Direction
Transmit Direction
BCLAN
-48V (B)
-48V (A)
System Clock
Transmit
Pointer
Processor
Recieve
Pointer
Processor
Electrical
to
Optical
Module
Power
Circuit
Board
Controller
Circuit
Optical
to
Electrical
Module
OC-3
OC-3
STS-3
Byte
Processor
(OC-3 Line)
STS-3
Byte
Processor
Low
Speed
SONET Overhead
TOH
Processor
HS
Intfc
Timing
Intfc
From OC48
RCVRs
To OC48
TRMTRs
From TG3
(DS1)s
To/From
TOHCTL