11

Major Operating Controls and Their Functions

(1) Error indicator [ERROR]
Blinks when errors or problems with the recorder's operation
occur.
(2) Alarm indicator [ALARM]
Refer to the Operating Instructions (PDF file) for more
information about alarms.
(3) Alarm suspension indicator
[ALARM SUSPEND]
Refer to the Operating Instructions (PDF file) for more
information about alarm suspension.
(4) Buzzer stop button [BUZZER STOP]
Use to turn off the buzzer after an alarm or error occurs.
Refer to the Operating Instructions (PDF file) for more
information about alarms and errors.
(5) LCD
Displays the recorder's status (errors etc.) and functions that
are operated using the buttons on the front panel.
(6) HDD indicators ("HDD1" to "HDD9")
HDD access indicator (right side)
Indicates the access status and problems of the HDD.
When errors occur on an HDD in RAID5/RAID6 mode,
the indicator lights or blinks red.
The indicators display the status of the drives from HDD1 to
HDD9, but if a system errors occur, each indicator has the
same display.

Front View

(8)

(16)(15)(9) (10) (11) (12) (13) (14)

(6)(5)(3)(2) (7)(1) (4)

Blinks red : System errors
Blinks orange : Temperature is too high or low.
Cooling fan stopped, etc.
Blinks : Alarm has occurred
Lights : Alarm output stopped
Off : Alarm is resolved or no alarm has
occurred
Lights : Alarm suspend stopped
Off : Alarm is not suspended
Blinks green : Accessing HDD
Off : Not accessing HDD
Lights red : Errors have occurred on the internal
HDD
(Data can be recovered by replacing
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 the internal
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
Lights orange and
red
(Alternately)
: Recovering data from drive in RAID5/
RAID6 mode.
(This indicator looks orange during
high-speed processing.)
ND400_Basic.book 11 ページ 2008年7月10日 木曜日 午前10時50分