System Leds - Dell Networking N4000 Series Getting Started Manual

System LEDs

The system contains light emitting diodes (LEDs) that provide indications
about the System, Temp, Diag, Fan, Stack, and Locator status of the Dell
Networking N4000 switch. Table 1 contains the status LED definitions:
Table 1. LED Definitions for System
Feature
System LED
Temp LED
Diag LED
Fan LED
Stack LED
10
Hardware Overview
Detailed Description
• Solid blue - Normal
operation
• Blinking blue - Booting
• Solid red - Critical
system error
• Blinking red - Non-
critical system error (fan
fail, power supply fail)
• Off - Normal
temperature
• Solid red - Overtemp
• Off - Normal operating
• Blinking green -
Diagnostic test running
• Solid green - Fan
powered and at expected
RPM
• Solid red - Fan failed
• Solid blue - Switch in
stacking master mode
• Solid green - Switch in
stacking slave mode
• Off - Switch in stand
alone mode
Comment
On front panel
On back panel
1
On back panel
On back panel
On back panel