Specifications

Connectors, LED Indicators, Switches, and Jumpers 4-13
Hot-Plug Fan LED
Each of the hot-plug fans contains a dual-color LED (Figure 4-10).
Figure 4-10. Hot-plug fan LED
The hot-plug fan LED indicates the following conditions:
Green = The fan is operating normally.
Amber = The fan has failed.
Off = The fan is not powered.