Recovering Unintentionally Removed Healthy Drives
The NAS supports exclusive RAID recovery technology to recover failed RAID disk volumes from
unintentional disconnection or removal of drives. Users can recover an inactive RAID 1, RAID 5, RAID 6,
or RAID 10 volume from degraded mode.
RAID Type
RAID
Recovery
Support
Number of Disks
Disk Failure Tolerance
Single
No
1
N/A
JBOD
No
≥
2
N/A
RAID 0
No
≥
2
N/A
RAID 1
Yes
2
1
RAID 5
Yes
≥
3
1
RAID 6
Yes
≥
4
2
RAID 10
Yes
≥
4 (Must be an even
number)
One disk per subgroup fails.
Support and Other Resources
QNAP provides the following resources:
Resource
URL
Documentation
Compatibility List
https://www.qnap.com/compatibility
NAS Migration Compatibility
https://www.qnap.com/go/nas-migration
Expansion Unit Compatibility
https://www.qnap.com/go/compatibility-expansion
Service Portal
Product Support Status
https://www.qnap.com/go/product/eol.php
Downloads
Community Forum
QNAP Accessories Store
TS-410E User Guide
Troubleshooting
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