停電後のシャーシ電源装置の障害

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Category:: fas-systems

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環境

FAS/AFFシステム
ONTAP 9
Power Supply Unit（PSU）
配電ユニット（PDU）

問題

停電後、ノードをブートするための電源がシステムに入力されていない。
黄色のLEDが筐体の電源装置に点灯。
別のPDUに接続して PSUへの電源を確認します。
電源装置を取り付け直してもオンラインになりません。

EMSログ

Tue Apr 09 11:49:00 1000 [node-nacl1-03: monitor: monitor.globalStatus.critical:EMERGENCY]: Disk shelf fault. Tue Apr 09 11:49:06 1000 [node-nacl1-03: statd: monitor.shelf.fault:alert]: Critical fault reported on disk storage shelf attached to channel 0x. Check fans, power supplies, disks, and temperature sensors. Tue Apr 09 11:49:06 1000 [node-nacl1-03: statd: callhome.shlf.fault:error]: Call home for SHELF_FAULT

system health alert show

::> system health alert show
        Node: node-nacl1-04
      Alert ID: CriticalPSUFruOffAlert
      Resource: FFXW231xxxxx
      Severity: Critical
   Indication Time: Sun Nov 09 16:57:16 2025
      Suppress: false
     Acknowledge: false
   Probable Cause: PSU1 is off. The nodes in this chassis are node-nacl1-06.
   Possible Effect: The system might switch off if the other redundant
           power supply units (PSUs) become faulty.
Corrective Actions: 1. Check PSU1 and switch it on.
           2. Refer to the Hardware specification guide for more information on the position of the power supply unit (PSU) and ways to check or replace it.
           3. Contact support personnel if the alert persists.

AutoSupportのSTORAGE-FAULTセクション

Enclosure Status: unrecoverable
Channel: 0x
Shelf: 10
Shelf Type: NS224NSM100
Module Type: NSM100

Power Supplies:
Element Status     Status Bytes Status Descriptions
1: OK         01,00,00,20 RQSTED ON
2: CRITICAL      02,00,00,F1 DC FAIL, OFF, RQSTED ON, FAIL