Power supply LEDs
This topic provides information about various power supply LED status and corresponding action
suggestions.
Figure 92. Power supply LEDs
Table 22. Power supply LEDs
LED
Description
1
Power input LED (green)
• Off: The power supply is disconnected from the ac
power source or a power problem occurs.
• Green: The power supply is connected to the ac power
source.
2
Power output LED (green)
• Green: The server is on and the power supply is
working normally.
• Off: The sever is powered off, or the power supply is
not working properly. If the server is powered on but
the power output LED is off, replace the power supply.
3
Power supply error LED (yellow)
• Off: The power supply is working normally.
• Yellow: The power supply has failed. To resolve the
issue, replace the power supply.
System-board LEDs
The following illustrations show the light-emitting diodes (LEDs) on the system board.
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ThinkSystem SR150 Maintenance Manual
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