Cooling Fan Led Indicator Codes - Dell PowerVault NX3600 Owner's Manual

Indicator Description
If the controller is not responding, it may indicate that the operating system did not load correctly.
Solid green Indicates that the controller is clustered and fully functional.
Fast blink green Indicates that the controller is in standby state and waiting to be clustered.
Fast blink amber Indicates that the controller is currently in battery mode.
Blink alternating Indicates that there is a hardware mismatch or the expected hardware configuration does not
amber/green match the actual hardware configuration. For example, an eight-core processor is expected, but
only a four-core processor is detected on the system.

Cooling Fan LED Indicator Codes

Each cooling fan has two LEDs:
• Power LED
• Status LED
Figure 8. Cooling Fan Indicators
1. power LED
2. status LED
12
NOTE: The LED flashes once every two seconds.
NOTE: The LED flashes five times every second.
NOTE: The LED flashes five times every second.
NOTE: The controller may run in battery mode for up to 20 to 30 mins with a new battery.