4. Troubleshooting
This chapter describes basic troubleshooting information.
Forcing Qfinder Pro to Locate the NAS
If Qfinder Pro is unable to locate the NAS during QES installation, the drives or data may be faulty.
1. Power off the NAS.
2. Remove all drives.
3. Power on the NAS.
4. Locate the NAS using Qfinder Pro.
5. Reinsert the drives.
6. Continue with the QES installation.
Hot-swapping Failed Drives
The NAS supports hot-swapping of drives in the following situations.
RAID Type Situation
RAID 1 One member drive fails
RAID 5 One member drive fails
RAID 6 One or two member drives fail
RAID 10 One or two member drives in two different pairs fail.
RAID 50 One disk per subgroup fails.
RAID 60 Two disks per subgroup fail.
Triple Mirror One or two member drives fail.
RAID-TP One, two, or three member drives fail.
1. Log on to QES as administrator.
2. Go to Main Menu > Storage Manager > Storage > Disks .
3. Locate the failed drive.
4. Prepare a new hard drive with a capacity that is the same as or larger than the failed hard drive.
5. Remove the failed drive from the NAS.
6. Wait for 20 seconds or until the NAS beeps twice.
7. Remove the failed drive from the drive tray.
8. Insert the new drive into the drive tray.
9. Install the new drive.
The NAS beeps twice.
10. Go to Main Menu > Storage Manager > Storage Space .
ES1686dc User Guide
Troubleshooting 49
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