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Chapter 14.
RAID Abnormal Operation
Troubleshooting
If the RAID configuration of your NAS is found abnormal or there are error messages,
please try the following solutions:
Note:
You must back up the important data on the NAS first to avoid any potential
data loss.
1.
Check that the RAID rebuilding has failed:
a.
LED: The Status LED of NAS flashes in red.
b.
In
Device Configuration/ SATA Disk
page, the status of the disk volume
configuration is “In degraded mode”.
2.
Find out the hard drive(s) that causes the RAID rebuilding failure.
a.
You can go to System Logs/ System Event Logs to search for the following error
message and find out which hard drive(s) causes the error.
Error occurred while accessing Drive
X
.
Drive
X
has been removed.
X
refers to the number of the hard drive slot.
3.
Troubleshooting
After plugging in the new hard drive (e.g., HDD 1), drive rebuilding will start. If the drive
configuration fails again due to read/write error of the hard drive in the rebuilding
process, identify which hard drive causes the error and follow the steps below to solve
the problems.
Situation 1:
The error is caused by the newly plugged in drive.
If the newly inserted drive (e.g., HDD 1) causes the rebuilding error, please unplug HDD
1 and plug in another new drive to start RAID rebuilding.
Summary of Contents for TS-639 Pro Turbo NAS
Page 21: ...21 2 The following menu is shown Select Install QNAP Finder to continue ...
Page 25: ...25 7 Click Start installation to execute the quick configuration ...
Page 36: ...36 3 1 Server Administration There are 8 main sections in server administration ...
Page 69: ...69 ...
Page 82: ...82 3 5 6 2 Mac Users 1 On the toolbar click Go Utilities 2 Click Printer Setup Utility ...
Page 96: ...96 iv The user names will appear on the list on Create User page ...
Page 105: ...105 3 7 1 4 Delete Select a share and click Delete Click OK to confirm ...
Page 184: ...184 Backup Select files and folders for backup ...