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176 Appendix A
LED codes
CUB detected hard error
CUB detected hard error
This section describes hard errors detected by the monitoring utilities
chip (MUC) on the core utilities board after power-on.
Table 21 Hard error
LED Fault Symptoms Corrective action
68 Hard error
(RAC) (PAC)
(MAC) (TAC)
(SAGA)
1. Hard error lines to core utilities
board (CUB) reported ASIC
problem.
2. Bit and hard error bus
determine which ASIC to check
•Read /spp/data/
hard_list.
• Call the Response Center.