Panasonic Extension Unit Wj Hde400 Installation Guide

Before attempting to connect or operate this product, 
please read these instructions carefully and save this manual for future use.
Extension unit
Installation Guide
Model No. WJ-HDE400
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HDE400.book  1 ページ  ２００８年７月１０日　木曜日　午前１１時２５分 

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Preface
The lightning flash with arrowhead symbol,
within an equilateral triangle, is intended to
alert the user to the presence of uninsulated
dangerous voltage within the products
enclosure that may be of sufficient magni-
tude to constitute a risk of electric shock to
persons.
CAUTION
CAUTION:
Before attempting to connect or operate this product, please
read the label on the bottom.
The exclamation point within an equilateral
triangle is intended to alert the user to the
presence of important...

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Model No.
Serial No.
For U.S.A.For U.S.A.
For Canada
The model number and serial number of this product may be 
found in the  unit. You should note the model n umber and 
serial number of this unit in the space pro vided and retain this 
book as a permanent record of your purchase to aid identifi-
cation in the event of theft.
This Class A digital apparatus complies with Canadian ICES-
003. NOTE: This  eq
uipment has been tested and fo und to comply 
with the limits for a Class A digital de vice,...

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Contents
Preface
Preface.............................................................................................................................................................. 6
HDD Fault Tolerance System ..................................................................................................... ................. 6
Changing HDDs is Easy .......................................................................................................... .................... 6
A bout these...

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The WJ-HDE400 is an extension unit for the net work disk recorder (WJ-ND400), which is sold separately. 
Up to 5 extension units can  be connected to one network disk recorder. 
A maximum of 9 hard disks (hereafter HDD) can  be installed in an extension unit and operated as a RAID (Redundant Array of Inexpensive
Disks) to increase fault tolerance of the system. 
HDD fault tolerance is high  because it is possible to use the RAID function. 
This product is e quipped with the RAID6 mode that can recover...

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zRefer all work related to the installation of this product to
qualified service personnel or system installers.
z Do not operate the unit beyond their its specified
temperature, humidity, or power source ratin gs.
Use the unit at temperatures  between +5 ºC - +45 ºC {41 ºF - 113
ºF} and  where the humidity is  between 5 % - 90 %.
The input po wer source for NTSC model is 120  V AC 60 Hz, for
PAL model is 220  V - 240  V AC 50 Hz.
Performance and lifetime of hard  disk drives are easily affected
by...

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zPrevent condensation from forming  on the surface of the
hard disk.
If this happens, do not turn on the po wer of the unit and leave the
unit for around 2 hours.
W ait until the de w evaporates in any of the follo wing cases:
⋅ The unit is placed in an extremely humid place.
⋅ The unit is placed in a room  where a heater has just been
turned on.
⋅ The unit is moved from an air-conditioned room to a humid
and high-temperature room.
⋅ When the unit has not  been used for a certain period, turn on
the...

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Major Operatin
g Controls and Their Functions
(1) LCD 
Displays the extension unit s status (errors etc.) and
functions that are operated using the  buttons on the front
panel. 
(2) HDD indicators (HDD1 to HDD9) 
HDD access indicator (ri ght side) 
Indicates the access status and pro blems of the HDD. 
W hen errors occur on an HDD in RAID5/RAID6 mode, the
indicator lights or  blinks red. 
The indicators display the status of each of the drives from
HDD1 to HDD9, b ut if a system errors  occur, each...

Major Operating Controls and Their Functions
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(4) Error indicator [ERROR] 
Blinks  when errors or pro blems with the extension unit s
operation occur. 
(5) Operate indicator [OPERATE] 
(6) Arrow buttons (up, down, left, or ri ght) 
Use to move the cursor on the LCD and for direct input of
values. 
(7) SET button [SET] 
Use to set items on the LCD. 
(8) Escape button [ESC] 
Use to return to the previous screen  when doing operations
on the LCD. 
(9) Front cover 
Open the front cover to add or replace...