3-10 Sun Fire X4450 Server Service Manual • November 2009
3.3.2 Fan Module LED Reference
Each fan module contains LEDs that are visible when you open the fan tray access
door.
TABLE 3-3 describes fan tray module LEDs and their functions.
FIGURE 3-6 shows the fan module locations
FIGURE 3-6 Fan Module Locations
TABLE 3-3 Fan Module Status LEDs
LED Color Lights when...
Power/OK Green The system is powered on and the fan
module is functioning correctly.
Service Required Amber The fan module is faulty. The front and rear
panel Service Required LEDs are also lit if
the system detects a fan module fault.
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