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Figure 44. IBM Storage Scale System 3500 fan LEDs
The following table describes the behavior of IBM Storage Scale System 3500 fan LEDs.
Table 22. IBM Storage Scale System 3500 fan LEDs
Blue
OFF
OFF
ON
Power module LEDs
These LEDs are used to monitor power modules of the IBM Storage Scale System 3500.
The power module status LEDs are visible from the rear of the enclosure. The following figure provides a
close view of the power module status LED.
Figure 45. IBM Storage Scale System 3500 power module status LED
The following table describes bi-color power module status LED behavior.
58 IBM Storage Scale System 3500: Hardware Planning and Installation Guide
Amber
OFF
ON
OFF
Green
ON
OFF
ON
Behavior
The fan module is
functioning properly.
A fan module fault is
detected.
An identify command is
being issued to the fan.
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