请问Dell服务器电源 (台达 DPS-500 见图片)单独怎么用?

在旧货市场买了个台达DPS-500 服务器电源输出5VSB 和12V 41A

通电后5V输出正常,请问怎么才能让电源工作起来?

该电源输出是板载24 +4芯接头

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