Figure 4-8 Oc48 Lr 1550 Faceplate And Block Diagram; Table 4-10 Oc48 Lr 1550 Card-Level Indicators - Cisco 15454-DS1-14= - 1.544Mbps Expansion Module Reference Manual

4.9.1 OC48 LR 1550 Card-Level Indicators
Figure 4-8
OC48
LR
1550
FAIL
ACT
SF
Tx
1
Rx
You can install OC48 LR 1550 cards in Slots 5, 6, 12, and 13 and provision the card as a drop or span
card in a two-fiber or four-fiber BLSR, path protection, or ADM (linear) configuration.
The OC48 LR 1550 port features a 1550-nm laser and contains a transmit and receive connector (labeled)
on the card faceplate. The card uses SC connectors, and it supports 1+1 unidirectional and bidirectional
protection switching.
The OC48 LR 1550 detects LOS, LOF, LOP, AIS-L, and RDI-L conditions. The card also counts section
and line BIP errors.
4.9.1 OC48 LR 1550 Card-Level Indicators
Table 4-10
Cisco ONS 15454 Reference Manual, R8.5
4-20
OC48 LR 1550 Faceplate and Block Diagram
OC-48
Optical
Transceiver
Flash
RAM
describes the three card-level LEDs on the OC48 LR 1550 card.
Mux/
Demux
STS-48
BTC
ASIC
Main SCI
uP bus
Protect SCI
uP
Chapter 4 Optical Cards
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