LG Network Attached Storage with built-in Blu-ray Rewriter N4B1 - Manual (Page 143)

. RAID trouble shooting
1
. RAID trouble shooting
The LG NAS RAID configuration is abnormal when error messages appear, hence resort
to another solution:
To avoid data obstacles, perform a back up first.
1. RAID configuration error checkup
∙ Confirm whether there is an error on the RAID configuration:
① On the System > Volume page, the volume configuration state will show as
”degraded/destroyed”.
∙ Confirm which HDD is causing the RAID error.
① LED: The LG NAS state LED will appear as red.
② The Hard Disk state “faulty/removed” is displayed in the information/state box.