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"system service-event show" shows "P1V05_PCH_STBY: Voltage Sensor 16 LNC"

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43
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Category:
fas-systems
Specialty:
hw
Last Updated:

Applies to

  • AFF A800
  • Baseboard Management Controller (BMC) 10.5

Issue

  • system service-event show shows P1V05_PCH_STBY: Voltage Sensor 16 LNC.
  • BMC IPMI notice the sensor reach Non-cirtical low.
Example:
Record 1885: Fri Sep 03 07:54:32.800000 2021 [IPMI.notice]: 0415 | 02 | EVT: 01509191 | P1V05_PCH_STBY | Assertion Event, "Lower Non-critical going low " | Reading: 0.986 | Threshold: 0.986
  • P1V05_PCH_STBY status is ok from IPMI sensors.
Example:
Sensor Name      | Current    | Unit       | Status     | LCR       | LNC       | UNC       | UCR

-----------------+------------+------------+------------+-----------+-----------+-----------+-----------
PVCCIN_CPU0      | 1.733      | Volts      | ok         | 0.011     | 0.021     | 2.457     | 2.468
PVCCIN_CPU1      | 1.733      | Volts      | ok         | 0.011     | 0.021     | 2.457     | 2.468
PVCCIO_CPU0      | 0.966      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVCCIO_CPU1      | 0.972      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVDDQ_ABC        | 1.156      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVDDQ_DEF        | 1.156      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVDDQ_GHJ        | 1.156      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVDDQ_KLM        | 1.156      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVTT_ABC         | 0.564      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVTT_DEF         | 0.564      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVTT_GHJ         | 0.564      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
PVTT_KLM         | 0.564      | Volts      | ok         | 0.014     | 0.020     | 1.707     | 1.734
P3V3_BMC         | 3.218      | Volts      | ok         | 2.958     | 3.045     | 3.564     | 3.668
P1V8_PCH_STBY    | 1.700      | Volts      | ok         | 0.938     | 0.993     | 2.312     | 2.380
PVNN_PCH_STBY    | 0.945      | Volts      | ok         | 0.891     | 0.925     | 1.156     | 1.190
P1V05_PCH_STBY   | 0.993      | Volts      | ok         | 0.938     | 0.986     | 1.102     | 1.149

  • Controller Fault Lights On.
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