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The version of the firmware is verified during the upgrade process. If a module does not need to be
upgraded, the module will be skipped and move on to the next module.
The image can be upgraded with the following methods
• “Upgrade the Image with the CLI” on page 45
• “Upgrade the Image with the Chassis Manager” on page 45
• “Upgrade the Image with the Element Manager” on page 45
Upgrade the Image with the CLI
To upgrade the image of the Controller card with the Command Line Interface, refer to “Upgrading a
Controller Card with the CLI” on page 57 and the following document:
• CLI Reference Guide
Upgrade the Image with the Chassis Manager
To upgrade the system image with the Chassis Manager web GUI, refer to the following document:
• Chassis Manager User Guide
Upgrade the Image with the Element Manager
To upgrade the system image with the optionally licensed Element Manager GUI, refer to the following
documents:
• Element Manager User Guide
Line Interface Management Modules (LIM)
About LIM Cards
Refer to “Line Interface Modules (LIM)” on page 19 for specific information about the LIM modules.
About a Failed LIM Module
If you believe a line interface module has failed, contact technical support.
Refer to “LIM Status LEDs” on page 77 and “Monitor the Cards” on page 81 for monitoring
information.
Locating a Failed LIM Module
The Line Interface Management modules are located on the back of the chassis. Refer to Figure 1-2 for
a diagram of the chassis.
Removing a LIM Card
1. Ground yourself appropriately.
2. Verify that you have a means of covering the slot before removing the module. Do not remove the
module unless you have a replacement or a blanking panel for the slot, as overheating may occur.