Chapter 3 Server Diagnostics 3-13
3.2.4 Fan LEDs
The fan LEDs are located on the top of each fan unit and are visible when you open
the top fan door (
FIGURE 3-6)
FIGURE 3-6 Location of Fan LEDs
3.2.5 Blower Unit LED
The blower unit LED is located on the back of the blower unit and visible from the
rear of the server (
TABLE 3-6).
TABLE 3-5 Fan LEDs
LED Color Description
Fan LEDs Amber • On – This fan is faulty.
• Off – Normal operation.
Note: When a fan fault is detected, the front panel Top Fan LED is lit.
Fault
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