Fujitsu SPARC ENTERPRISE T5140 Service Manual page 162

FIGURE:
The following table describes the three power supply LEDs
TABLE:
Legend
1
2
3
* For DC PSUs, this symbol is either DC or a power connector.
The front and rear panel Service Required LEDs turn on if the system detects a power
supply fault.
Note – If a power supply fails and you do not have a replacement available, leave
the failed power supply installed to ensure proper airflow in the server.
136 SPARC Enterprise T5140 and T5240 Servers Service Manual • July 2009
Power Supply LEDs (SPARC Enterprise T5140 Server Shown)
Power Supply Status LEDs
LED Icon
OK
Fault
*
AC ~AC
Present
Color
Green This LED lights when the power supply DC
voltage from the PSU to the server is within
tolerance.
Amber This LED is lit when the power supply is
faulty.
Green This LED turns on when AC voltage is
applied to the power supply.
Note - For DC models, this is the DC input OK
LED. It turns on when the input DC power is
present.