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174 Appendix A
LED codes
CUB detected fan error
CUB detected fan error
This section describes fan errors detected by the monitoring utilities chip
(MUC) on the core utilities board after power-on.
NOTE Fan positions are referred to as viewed from the rear of the server.
Table 19 CUB detects fan power fail
LED Fault Symptoms Corrective action
5C Fan failure Upper Right Sensor in the reported fan
(as viewed from rear of
system) determines fan
failure.
Call the Response
Center.
5D Fan failure Upper Middle
5E Fan failure Upper Left
5F Fan failure Lower Right
60 Fan failure Lower Middle
61 Fan failure Lower Left