5-19
Cisco Network Convergence System 4000 Series Hardware Installation Guide
Chapter 5 Installing Route Processor Cards, Fabric Cards, and Line Cards
About Line Cards
Figure 5-8
24-Port Low-Rate OTN LC Front Panel and LEDs
1. Port LEDs are triangular in shape and point toward the port that they support.
1
Status LED
3
Port LEDs (one LED on each port)
1
2
Attention LED
Table 5-3
24-Port Low-Rate OTN LC Descriptions
LED
State
Description
Status
Green
The LC is properly seated and operating correctly.
Yellow
The LC has one or more errors detected.
Off
No power is applied to the LC.