WD My Book® Duo Premium RAID Storage (WDBLWE0080JCH-NESN)
8TB (4TB x 2) RAID 1 external HDD.
Below are detailed symptoms.
Any ideas what could be the issue?
Thanks
JM
Symptoms :
A - 2 disks in RAID
Power light : Blinking RED
Disk 1 Light : not lighted
Disk 2 Light : not lighted
Diskutil does not recognize RAID
Finder : Cannot see drive. Content not navigable.
WD Drive utilities: Attach a supported WD drive.
B - Disk 1 in slot 1 only
Power light : Blinking RED
Disk 1 Light : not lighted
Disk 2 Light : Steady RED
Diskutil does recognize RAID as
USB External Physical Volume • Mac OS Extended (Journaled)
Finder : Can see drive. Content navigable.
WD Drive utilities: Attach a supported WD drive.
DiskUtil FirstAid results:
Running First Aid on “Media” (disk2s2)
Repairing file system.
Volume was successfully unmounted.
Performing fsck_hfs -fy -x /dev/rdisk2s2
Checking Journaled HFS Plus volume.
Checking extents overflow file.
Checking catalog file.
Checking multi-linked files.
Checking catalog hierarchy.
Checking extended attributes file.
Checking volume bitmap.
Checking volume information.
The volume Media appears to be OK.
File system check exit code is 0.
Restoring the original state found as mounted.
Operation successful.
C - Disk 2 in slot 2 only
Power light : Blinking RED
Disk 1 Light : Steady RED
Disk 2 Light : not lighted
Diskutil does recognize RAID as
USB External Physical Volume • Mac OS Extended (Journaled)
Finder : Can see drive. Content navigable.
WD Drive utilities: Attach a supported WD drive.
DiskUtil FirstAid results:
Running First Aid on “Media” (disk2s2)
Repairing file system.
Volume was successfully unmounted.
Performing fsck_hfs -fy -x /dev/rdisk2s2
Checking Journaled HFS Plus volume.
Checking extents overflow file.
Checking catalog file.
Checking multi-linked files.
Checking catalog hierarchy.
Checking extended attributes file.
Checking volume bitmap.
Checking volume information.
The volume Media appears to be OK.
File system check exit code is 0.
Restoring the original state found as mounted.
Operation successful.