H610Sノードを電源再投入エラーでブートできない

環境

NetApp Hシリーズ

問題

• ノードがブートせず、画面に何も表示されない
• BMCシステムイベントログ（SEL）：

Watchdog 2: power cycle (timer use at expiration: BIOS FRB2)- Asserted

Severity Sensor Name Sensor Type Description [Information] [Power Unit] [Power Unit] Power Off / Power Down - Deasserted [Information] [Power Unit] [Power Unit] Power Off / Power Down - Asserted [Warning] [Watchdog] [Watchdog 2] Power Cycle(Timer use at expiration: BIOS FRB2) - Asserted [Information] [Power Unit] [Power Unit] Power Off / Power Down - Deasserted