RH5885 V3 cpu34_vmse Fails to Be Powered On

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【Problem Description】:


A server cannot be powered on, with the following error message recorded in the SEL.

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【Problem Analysis】:


According to maintenance.log, the faulty circuit is CPU34_vmse.

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According to the circuit diagram, the circuit is on the mainboard and provides power for CPUs 3 and 4

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Replace the mainboard. If the problem persists, check CPUs 3 and 4.


【Solution Description】:


Check the mainboard first and then CPUs 3 and 4. If "CPU12_vmse" is displayed, check the mainboard first and then CPUs 1 and 2.


【Experience】:


The hddbkp_vcc error in maintenance.log is a false error.

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To determine whether it is a false error, check the drive backplane type. The backplane at the customer site is an 8-bay backplane. If it is a 25-bay backplane, determine the cause of the error.

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  • convention:

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