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Troubleshooting Procedures
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Troubleshooting
One Power Module/One Fault Troubleshooting Procedure
CAUTION! There should be no bus activity when these steps are performed. The storage
system should be offline.
NOTE! Power cycle the storage system after performing each step in this procedure.
If the storage system contains one power module and a power supply fault occurs when installing
storage modules, perform the following steps:
1. If any storage module in the four upper slots is set to the same SCSI ID number as a storage module
in the four lower slots, change the SCSI ID to a unique number.
2. Remove all storage modules.
3. Install the storage modules one at a time until a power supply fault occurs.
4. Remove all storage modules except the last one installed.
5. If a power supply fault occurs again, replace the storage module.
6. If a power supply fault occurs after replacing the storage module, replace the power module.
Two Power Modules/One Fault Troubleshooting Procedure
CAUTION! There should be no bus activity when these steps are performed. The storage
system should be offline.
If the storage system contains two power modules and one power supply fault occurs when installing
storage modules, perform the following steps:
1. Check the power cord for the faulty power module.
2. Remove and re-install the faulty power module.
3. Replace the faulty power module.