Component identification Front panel components Rear panel components Rear panel LEDs System board components Front panel LEDs and buttons Drive numbering Drive LEDs Drive cage identification Drive cage backplane identification M.2 SSD slot numbering HPE Smart Array P824i-p MR Gen10 Controller HPE InfiniBand HDR/Ethernet 940QSFP 56x16 adapter LEDs DSC-25 2-port SFP28 card ports and LEDs HPE NS204i-p NVMe OS Boot Device components HPE NS204i-p NVMe OS Boot Device LED definitions Fan locations Fan numbering