4-34
Cisco ONS 15454 Reference Manual, R8.5.x
78-18106-01
Chapter 4 Optical Cards
4.16 OC192 LR/STM64 LH 1550 Card

Note You can differentiate this OC-192/STM-64 card (15454-OC192-LR2, 15454E-L64.2-1) from the

OC-192/STM-64 card with the product ID 15454-OC192LR1550 by looking at the facep late. This card does not have a laser on/off switch.Figure 4-15 shows the OC192 LR/STM64 LH 1550 (15454-OC192LR1550) fac eplate and a block diagram of the card.

Figure 4-15 OC192 LR/STM64 LH 1550 (15454-OC192LR1550) Faceplate and Block Diagram

Figure 4-16 shows an enlarged view of the faceplate warning for 15454-OC192-LR2.
Demux
CDR
Flash
SRAM
Optical
transceiver
DAC x 8
ADC x 8
Dig Pol x 2
Mux
BTC
ASIC
STSOC-192
SCL
Processor
61361
B
a
c
k
p
l
a
n
e
Mux
CK Mpy
Optical
transceiver Mux
STS
OC-192
SCL
FAIL
ACT/STBY
SF
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.
TX
TX
1
RX
OC192LR
STM64LH
1550
0
MAX INPUT
POWER LEVEL
- 10dBm
RX

!

1
Class 1M (IEC)
Class 1 (CDRH)