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4.16 OC192 LR/STM64 LH 1550 Card
You can differentiate this OC-192/STM-64 card (15454-OC192-LR2, 15454E-L64.2-1) from the
Note
OC-192/STM-64 card with the product ID 15454-OC192LR1550 by looking at the faceplate. This card
does not have a laser on/off switch.
Figure 4-15
diagram of the card.
Figure 4-15
OC192LR
STM64LH
1550
FAIL
ACT/STBY
SF
0
1
TX
1
RX
TX
DANGER - INVISIBLE
LASER RADIATION
MAY BE EMITTED
FROM THE END OF
UNTERMINATED
FIBER CABLE OR
CONNECTOR. DO
NOT STARE INTO
BEAM OR VIEW
DIRECTLY WITH
OPTICAL
INSTRUMENTS.
RX
!
MAX INPUT
POWER LEVEL
- 10dBm
Class 1M (IEC)
Class 1 (CDRH)
Figure 4-16
Cisco ONS 15454 Reference Manual, R8.5
4-34
shows the OC192 LR/STM64 LH 1550 (15454-OC192LR1550) faceplate and a block
OC192 LR/STM64 LH 1550 (15454-OC192LR1550) Faceplate and Block Diagram
OC-192
Optical
transceiver
OC-192
Optical
transceiver
DAC x 8
ADC x 8
Dig Pol x 2
shows an enlarged view of the faceplate warning for 15454-OC192-LR2.
Demux
Mux
CDR
Mux
Mux
CK Mpy
SRAM
Flash
Processor
Chapter 4
Optical Cards
STS
SCL
BTC
B
ASIC
a
c
STS
k
SCL
p
l
a
n
e
78-18106-01
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