Sun Microsystems Netra 440, Service Manual

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8 Netra 440 Server Service Manual • August 2004
Fan Tray Status LEDs (0-2)
The fan tray LEDs are located behind the front cover, directly above each fan tray.
Note that these LEDs give information only for fan trays 0-2; they do not give
information on fan tray 3, located inside the system.
FIGURE 1-5
Fan Tray Status LEDs
The following table describes the fan tray LEDs.
TABLE 1-4
Fan Tray LEDs
Name Description
Service Required This amber LED lights when there is a fault detected with
the fan tray. Note that the Service Required LEDs on the
front and back panels also light when this occurs.
Activity This green LED lights when the fan tray is on and
operating normally.
SCC
Service Required LED
Active LED