Panasonic WJ-ND400 - Manual (Page 52)

Using the Front Panel for Operations
52
When errors occur during RAID5 or RAID6 operation, the HDD errors in the following table are displayed.
When one HDD has errors ([1down]) in RAID5 mode, the data on the remaining HDDs can be read and recovery is possible.
When two HDDs have errors ([2down]) in RAID6 mode, the data on the remaining HDDs can be read and recovery is possible.
When any errors occur on an HDD, replace the effected HDD as soon as possible.
For details refer to the operating instructions for the extension unit.
*Contact your dealer for information on replacing HDDs.
HDD Error Recovery (During RAID Operation)
Important:
• RAID5 mode
Data cannot be recovered when two or more HDDs have errors ([2 down]) or when an HDD has errors during recovery.
• RAID6 mode
Data cannot be recovered when three or more HDDs have errors ([3 down]) or when an HDD has errors during recovery.
Data source During HDD error (malfunction) During recovery
Recorder/
Extension
unit LCD • RAID 1 DOWN:
[1down]
• RAID 2 DOWN:
[2down]
• RAID 3 DOWN (only while in RAID6
mode):
[3down]
Note:
• Only extension units are shown.
HDD access indicator Lights red:
Errors have occurred on HDD
(Data can be recovered by replacing the
HDD)
•
When in RAID5 mode, the first HDD has
errors
• When using RAID6, the first two HDDs
have errors
Blinks red:
Errors have occurred on HDD
(Data cannot be recovered even if HDD is
replaced)
•
When in RAID5 mode, the second HDD
has errors
• When in RAID6 mode, the third HDD
has errors
Alternating orange/red
HDD being recovered in RAID5/RAID6
Recorder [Error Log]
Refer to the Operating
Instructions (PDF file) for
more information. • RAID 1 DOWN
Recorder: MAIN RAIDm 1 DOWN
Extension unit: EXTu RAIDm 1 DOWN
• RAID 2 DOWN
Recorder: MAIN RAIDm 2 DOWN
Extension unit: EXTu RAIDm 2 DOWN
• RAID 3 DOWN
Recorder: MAIN RAID6 3 DOWN
Extension unit: EXTu RAID6 3 DOWN
m: Operational mode
u: Unit number
RAID recovery failure
•
Recorder
MAIN RAIDm RECOVERY FAILURE
• Extension unit
EXTu RAIDm RECOVERY FAILURE
m: Operational mode
u: Unit number
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