Chapter 4 Installing and Removing Line Cards, PLIMs, and Associated Components
How to Install or Remove an MSC, FP, or LSP
Figure 4-27 shows the CRS-LSP front panel.
Figure 4-27 CRS-LSP Front Panel
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Understanding the Alphanumeric LEDs
At one end of the faceplate, near an ejector lever, a line card has two
Note It is normal for some displayed messages to appear too briefly in the LED display to be read.
Troubleshooting the MSC, FP, or LSP
If the installed or replaced line card fails to operate or to power up on installation:
1.Make sure that the card is seated firmly in the Cisco CRS
2.Check whether the ejector levers are latched and that the captive screws are fastened properly. If you are uncertain, unlatch the levers, loosen the screws, and attempt to reseat the MSC.
3.Examine the Cisco CRS
4.Examine the Cisco CRS
Status LEDs
Use the status LEDs, located on the line card faceplate, to verify the correct installation of the card:
•When the card is properly installed, the Status LED turns green. If this LED is off, verify that the card is installed correctly.
•When the Status LED is blinking yellow, a problem exists on the board.
•When the Status LED is off, the board state is unknown. Verify that there is power to the board by looking at the indicators on the power module.
Cisco CRS Carrier Routing System
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