How To resolve 3 X Power supply units marked as failed on M8000/M9000 running on single phase (Doc ID 1368440.1)

Last updated on JULY 01, 2016

Applies to:

Sun SPARC Enterprise M9000-32 Server - Version Not Applicable to Not Applicable [Release N/A]
Sun SPARC Enterprise M8000 Server - Version Not Applicable to Not Applicable [Release N/A]
Sun SPARC Enterprise M9000-64 Server - Version Not Applicable to Not Applicable [Release N/A]
SPARC

Symptoms

3 x Power Supply Units (PSUs) failed on M8000/M9000 running on Single-Phase power.

 

Three-Phase power has a single ACS_D ( Three-Phase to Single-Phase convertor)  to control each PSU directly.




Changes

ACS failure, Customers input feed has no power or the breaker switch is off.

Cause

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