Interpreting Fan Module Leds - Extreme Networks ExtremeRouting SLX 9850-4 Hardware Installation Manual

TABLE 22 PS module LED
descriptions (continued)
LED purpose

Interpreting fan module LEDs

Refer to the following illustration and table to interpret the LED patterns on the power supply module. The LED patterns may temporarily
change during device diagnostic tests.
FIGURE 39 Fan and switch fabric module LEDs - SLX 9850-4
1. Fan LEDs (Top LED - power; Bottom LED - status).
NOTE
There are two sets of LEDs, one for the fan and one for the switch fabric module (SFM). This table describes both sets of LEDs.
TABLE 23 Fan module LED descriptions
LED purpose
Power (Fan)
Status (Fan)
ExtremeRouting SLX 9850-4 Hardware Installation Guide
9035474-02 Rev AA
Color
Color
No light (LED is off)
Steady green
No light (LED is off)
Status
2. Swtch fabric module LED (Top LED - power; Bottom LED - status).
Status
Fan assembly does not have power.
Fan assembly has power.
Fan assembly is either healthy or
does not have power.

Interpreting fan module LEDs

Recommended action
Check the environmental
temperature.
Recommended action
Ensure that the fan assembly is
firmly seated and has power.
No action is required.
Ensure that the fan assembly has
power.
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