Action
1.
Press the Power On/Standby button to be sure it is on. If the server has a Power On/Standby button
that returns to its original position after being pressed, be sure you press the switch firmly.
2.
Be sure no loose connections exist.
3.
Verify that the power LEDs are on the power supplies are illuminated.
4.
Plug another device into the grounded power outlet to be sure the outlet works. Also, be sure the
power source meets applicable standards.
5.
Replace the power cord with a known functional power cord to be sure it is not faulty.
6.
Replace the power strip with a known functional power strip to be sure it is not faulty.
7.
Be sure the proper circuit breaker is in the On position.
8.
Have a qualified electrician check the line voltage to be sure it meets the required specifications.
9.
If Enclosure Dynamic Power Capping or Enclosure Power Limit is enabled on supported servers, be
sure there is sufficient power allocation to support the server.
For more information, see the following documents:
•
HPE Power Capping and HPE Dynamic Power Capping for ProLiant servers
technology brief on
the Hewlett Packard Enterprise website (
http://www.hpe.com/support/hpdpc
).
•
HPE BladeSystem Onboard Administrator User Guide
on the Hewlett Packard Enterprise website
http://www.hpe.com/support/BladeSystem/docs
More information
System power LED definitions on page 25
Resolving loose connections on page 20
Power supply issues
Symptom
The power supply is not functioning or not working properly.
Cause
• The power supply might not be fully seated.
• AC power is unavailable.
• The power supply failed.
• The power supply is in standby mode.
• The power supply has exceeded the current limit.
• The power supply is not supported on the server.
• The power is not sufficient for the hardware installed.
• Redundant power supplies are configured but the power supplies are not compatible.
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Power supply issues
