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3-12 SPARC Enterprise T2000 Server Service Manual • April 2007
3.2.3 Power Supply LEDs
The power supply LEDs (FIGURE 3-5 and TABLE 3-4) are located on the back of each
power supply.
FIGURE 3-5 Power Supply LEDs
TABLE 3-4 Power Supply LEDs
LED Color Description
Power OK Green • On – Normal operation. DC output voltage is within normal
limits.
• Off – Power is off.
Failure Amber • On – Power supply has detected a failure.
• Off – Normal operation.
AC OK Green • On – Normal operation. Input power is within normal limits.
• Off – No input voltage, or input voltage is below limits.
AC OK
Fault
Power OK