Digital Equipment StorageWorks UltraSCSI DS-BA370 Series, User Manual

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Environmental Monitoring Unit (EMU)
UltraSCSI RAID Enclosure 3–19
Table 3–6 EMU Status Displays (Continued)
EMU Status EMU LED Display
Overtemperature Condition
1 2 3 4
5 6 7 8
CXO5779A
Probable Cause 1—A temperature in one or more enclosures is above the user specified limit.
Determine and correct the cause of this condition quickly prevent the overtemperature condition
from causing a subsystem RESET or failure.
Probable Cause 2—A temperature set point is too low for environment. Change temperature set
point.
Single Blower Fault
Operational blowers are running at
high speed.
1 2 3 4
5 6 7 8
CXO5781A
Probable Cause—A blower in either bank, or both banks, is not operating properly.
Replace the defective blowers.
Comment—In this example blower 1 and 7 are not operating.