Here’s the complete logs… nothing was physically done besides power outage, then power being restored.
Volume Degraded
Volume 1 degraded. Please check status of drive by running Disk Test in Settings >> Utilities.
Thursday, 04 May, 2017 21:26:04 Code:208
System Rebooting
System rebooting.
Thursday, 04 May, 2017 21:23:56 Code:2033
Power loss detected
Power loss detected on port 1.
Thursday, 04 May, 2017 16:46:05 Code:1022
Drive Inserted
A new drive has been inserted into Bay 1. To add this drive to your system’s RAID set, navigate to Storage >> RAID and click the Change RAID Mode button.
Thursday, 04 May, 2017 14:14:07 Code:2214
System Not Ready
The system is busy. Please wait until the power LED turns solid blue before inserting another drive.
Thursday, 04 May, 2017 14:12:31 Code:1037
Drive Inserted
A new drive has been inserted into Bay 2. To add this drive to your system’s RAID set, navigate to Storage >> RAID and click the Change RAID Mode button.
Thursday, 04 May, 2017 14:12:28 Code:2214
Drive Failed
Drive failed in Bay 1. Replace the failed drive. Contact WD Support.
Thursday, 04 May, 2017 14:12:28 Code:201
Volume Failure
The data volume 1 on the drive is not accessible. Contact WD Support.
Thursday, 04 May, 2017 14:11:44 Code:4
Drive Failed
Drive failed in Bay 2. Replace the failed drive. Contact WD Support.
Thursday, 04 May, 2017 13:33:32 Code:201
Volume Rebuild Failed
The volume 1 rebuild has failed. Please check status of drives by running Disk Test in Settings >> Utilities.
Thursday, 04 May, 2017 13:23:16 Code:212
Rebuilding Volume
Rebuilding volume 1 time in progress: 2031 minutes
Thursday, 04 May, 2017 13:23:01 Code:2210
Rebuilding Volume
Rebuilding volume 1 time in progress: 31666 minutes
Thursday, 04 May, 2017 13:22:34 Code:2210