Dell PowerVault 715N (Rackmount NAS Appliance) - Manual (Page 45)

Table 5-1. Hard-Drive Recovery Procedures
Hard
Drive
That
Failed
System
Automatically
Boots From Hard
Drive
Necessary Action
Hard drive
0
1 Replace the failed hard drive. See " Replacing Hard Drive 0 ."
Hard drive
1
0 Replace the failed hard drive. See " Replacing Hard Drive 1, 2, or 3 ."
Hard drive
2 or 3
0 and 1 Replace the failed hard drive. See " Replacing Hard Drive 1, 2, or 3 ."
More than
two hard
drives fail
NA Reinstall new hard drives and the operating system. To replace the failed hard drives
and reinstall the operating system, follow the procedures in " Replacing Hard Drives "
and " Recovering From an Operating System Failure ."
Software Failures
To recover from the following software failures, use one of the following procedures:
If the main operating system files are missing or corrupt, you must manually boot from the recovery operating
system mirror hard drives 2 and 3. For instructions, see " Booting From the Recovery Operating System Mirror Hard
Drives ." After the system is running, you can boot the system back to the main operating system hard drives and
then perform a system-state restore operation. See " Restoring System-State Data After Reinstallation ."
If the main operating system mirrored partition fails, you must manually boot from the recovery operating system
mirror hard drives 2 and 3 and restore the original files to the main operating system hard drives 0 and 1. See
" Replacing Hard Drive 0 ." After the system is running, you can boot the system back to the main operating system
hard drives and then perform a system-state restore operation. See " Restoring System-State Data After
Reinstallation ."
Replacing Hard Drives
This section provides the procedures for replacing hard drive 0, hard drives 1, 2, or 3, re-establishing the recovery
operating system partitions, and booting from the recovery operating system mirror hard drives.
Replacing Hard Drive 0
1. Shut down the NAS system.
See " Shutting Down the NAS System " in "NAS Manager."
2. Remove the front bezel from the NAS system.
3. Remove failed hard drive 0 from the NAS system.
See your Installation and Troubleshooting Guide for information about removing and replacing drives.
4. Remove good hard drive 1, and then insert it in the hard drive 0 location.
5. Insert a new hard drive in the hard drive 1 location.
6. Replace the front bezel on the NAS system.
7. Boot the NAS system.
NOTE: The NAS system takes approximately 5 minutes to boot completely.
8. Log in to the NAS Manager.