HP 9000 V2600 SCA - Manual (Page 187)

Appendix A 165
A LED codes
This appendix describes core utilities board (CUB) LED errors The
Attention LED on the core utilities board (CUB) turns on, and the
Attention light bar on the front of the node flashes to indicate the
presence of an error code listed Table 15. Additionally, only the highest
priority error is displayed. Once remedied, an error that is cleared may
expose a lesser priority error.