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Cisco ONS 15454 SDH Reference Manual, R5.0
April 2008
Chapter 4 Optical Cards
4.13 OC192 LR/STM64 LH 1550 Card
Figure 4-21 OC192 LR/STM64 LH 1550 Faceplate and Block Diagram
Demux
CDR
Flash
SRAM
Optical
transceiver
ADC x 8
Mux
BTC
ASIC
STSOC-192/STM-64
SCL
Processor
115222
B
a
c
k
p
l
a
n
e
Mux
CK Mpy
Optical
transceiver
Mux
STS
OC-192/STM-64
SCL
FAIL
ACT/STBY
SF
TX
1
RX
!
MAX INPUT
POWER LEVEL
-7 dBm
RX
1550