The following table identifies the light path diagnostic LEDs.
Table 4. IBM Flex System p260 Compute Node and IBM Flex System p460 Compute Node LEDs
Callout Unit LEDs
▌1▐ 3 V lithium battery LED
▌2▐ DRV2 LED (HDD or SSD)
▌3▐ DRV1 LED (HDD or SSD)
▌4▐ Drive board LED (solid-state drive interposer, which is integrated in the cover)
▌5▐ Management card LED
▌6▐ System board LED
▌7▐ Light path power LED
▌8▐ DIMM LEDs
▌9▐ ETE connector LED
Figure 7. LED locations on the system board of the IBM Flex System p460 Compute Node
18 Power Systems: IBM Flex System p260 and p460 Compute Nodes Installation and Service Guide