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Forum Discussion
ericatk
Jun 01, 2017Aspirant
Replacing HDD RN104 which one is bay 3?
I have received this warning a number of times and it looks like 1 drive is heading for failure. It says disk 3 is heading for failure "Disk: Detected high uncorrectable error count: [14776] on ...
- Jun 01, 2017
It is counted from the left. You can power down the system, remove the disk, and confirm it by checking the serial number.
Generally I recommend hot insertion for replacement, but power-down insertion also works.
I suggest replacing it with either a WD Red drive or a Seagate Ironwolf drive. Generally NAS-purposed drives work better than desktop drives with RAID, and a lot of folks here (and elsewhere) have had problems with the ST3000DM001 drive in particular.
StephenB
Jun 01, 2017Guru - Experienced User
It is counted from the left. You can power down the system, remove the disk, and confirm it by checking the serial number.
Generally I recommend hot insertion for replacement, but power-down insertion also works.
I suggest replacing it with either a WD Red drive or a Seagate Ironwolf drive. Generally NAS-purposed drives work better than desktop drives with RAID, and a lot of folks here (and elsewhere) have had problems with the ST3000DM001 drive in particular.
- ericatkJun 16, 2017Aspirant
I replaced the drive and all is fine now
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