Cisco Catalyst Center Third-Generation Appliance Installation Guide, Release 3.1.x

Check the LEDs

Updated: April 3, 2026

Want to summarize with AI?

On this page

Overview

32-core and 56-core appliances
80-core appliance

Overview

Provides links to the topics that describe what the LEDs on a Catalyst Center appliance indicate.

After you have powered up the appliance, check the state of the front-panel and rear-panel LEDs to ensure it is functioning. Click the appropriate link to view a description of your appliance's LEDs.

32-core and 56-core appliances

Use these illustrations to identify the LEDs on your appliance after installation and power-on, before you configure it.

Figure 1. 32-core and 56-core appliance front panel LEDs

This table describes the front panel LED indicators and their meanings.


LED	Status indicator
1	Power status: Green
2	Unit identification: Off
3	System status: Green
4	Power supply status: Green
5	Fan status: Green
6	Network link activity: Off
7	Temperature status: Green
8	Drive fault LED: Off
9	Drive activity LED: Green

Figure 2. 32-core and 56-core appliance rear panel LEDs

This table describes the rear panel LED indicators and their meanings.


LED	Status indicator
1	After initial power-on, all the ports should have their link status and link speed LEDs showing as off. After network settings are configured and tested using either the Maglev Configuration wizard or browser-based configuration wizard, the link status and link speed LEDs for all cabled ports should be green. The LED for all uncabled ports should remain off.
2	AC power supply status LEDs: Green

80-core appliance

These illustrations show the LEDs for a functional appliance after physical installation and first power-on and before configuration.

This table describes the front panel LED indicators and their meanings.


LED	Status indicator
1	Power status: Green
2	Unit identification: Off
3	System status: Green
4	Fan status: Green
5	Temperature status: Green
6	Power supply status: Green
7	Network link activity: Off
8	Drive fault LED: Off
9	Drive activity LED: Green

This table describes the rear panel LED indicators and their meanings.

Figure 4. 80-core appliance rear panel LEDs


LED	Status indicator
1	After initial power-on, all the ports should have their link status and link speed LEDs showing as off. After network settings are configured and tested using either the Maglev Configuration wizard or browser-based configuration wizard, the link status and link speed LEDs for all cabled ports should be green. The LED for all uncabled ports should remain off.
2	AC power supply status LEDs: Green

Need help?

Open a support case

(Requires a Cisco Service Contract)

The documentation set for this product strives to use bias-free language. For the purposes of this documentation set, bias-free is defined as language that does not imply discrimination based on age, disability, gender, racial identity, ethnic identity, sexual orientation, socioeconomic status, and intersectionality. Exceptions may be present in the documentation due to language that is hardcoded in the user interfaces of the product software, language used based on RFP documentation, or language that is used by a referenced third-party product. Learn more about how Cisco is using Inclusive Language.