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Environmental Monitoring Unit
Table 3–7
EMU Status Displays (Continued)
Configuration Error (Example 1)
Probable Cause 1—Configuration error. See the Configuration Fault Code Reporting section for the
specific error condition.
Probable Cause 2—Slave EMU cannot communicate with the master EMU. See the Configuration
Fault Code Reporting section for the specific error condition.
Probable Cause 3—External SHELF_OK signal indicates error. See the Configuration Fault Code
Reporting section for the specific error condition.
Configuration Error (Example 2)
Configuration errors listed in probable
causes 1 through 4 also sound the
audible alarm.
Probable Cause 1—Invalid cache module installed. Verify that the cache module is the proper
model.
Probable Cause 2—Defective cache module. Replace the defective cache module.
Probable Cause 3—Defective ECB. Replace the defective ECB.
Probable Cause 4—Misconfigured array controller setup. Setup as dual redundant, but only one
controller is running. Setup as nondual redundant, but two controllers are running. Reconfigure the
array controller setup.
Probable Cause 5—Defective or misconfigured disk drive. Replace or reconfigure the applicable
disk drive.
3–20 UltraSCSI RAID Enclosure
8
7
6
5
4
3
2
1
CXO5783A
8
7
6
5
4
3
2
1
CXO6546A
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