Leds - Cisco 7300-1OC12POS-MM Installation And Configuration Manual

LEDs

To calculate link losses and dispersion losses for your application, refer to the following specifications
and documents:
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LEDs
The OC12 POS line card faceplate has two LEDs that indicate line card status and two LEDs per port
that indicate interface status. (See
Figure 1-7
7300-2OC12POS-MM
2-PORT OC-12 POS MM
After system initialization, the STATUS LED goes on to indicate that power is received and that the
OC12 POS line card is enabled for operation.
The following conditions must all be met before the OC12 POS line card is enabled:
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If any one of these conditions is not met, or if the initialization fails, the STATUS LED does not go on.
Table 1-2
Table 1-2
LED Label
STATUS
OIR
OC12 Packet Over SONET Line Card Installation and Configuration
1-6
EIA/TIA-IVa Dispersion Unshifted Single-Mode Fiber
EIA/TIA-IVb Dispersion Shifted Single-Mode Fiber
GR-20-CORE Generic Requirements for Optical Fiber and Fiber-Optic Cable
ITU-T Recommendation G.957 Optical Interfaces for Equipments and Systems Relating to the
Synchronous Digital Hierarchy
LEDs on the OC12 POS Line Card
TX 0 RX
OIR
STATUS
CARRIER/ ACTIVE/
ALARM LOOPBACK
The OC12 POS line card is correctly connected and receiving power.
The system bus recognizes the OC12 POS line card.
A valid version of microcode is loaded and running.
lists LED colors and indications.
OC12 POS Line Card LEDs
Color
Green/Yellow
Green
Figure 1-7.)
TX 1 RX
CARRIER/ ACTIVE/
ALARM LOOPBACK
State Function
Green Indicates line card is online.
Yellow Indicates line card bootstrapping is in progress.
Off Indicates line card is offline and deactivated.
On Line card is ready to be removed in
CLI-controlled OIR.
Off Line card is online.
Chapter 1 Overview
OL-3437-01