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■ Precautions
• Do not operate the appliance beyond its specified
temperature, humidity or power source ratings.
Do not use the appliance in an extreme environment
where high temperature or high humidity exists. Use
the appliance at temperatures within +5°C to +45°C
(41°F to 113°F) and a humidity below 90 %.
The input power source for this appliance is 120 V
AC 60 Hz.
• Avoid shock and vibration
Shock or vibration may damage the HDD whether in
operation or not.
Do not move the HDD for 30 seconds right after
turning off the power.
• Pay attention to static electricity
Put your hand on a metallic surface to discharge
static electricity before installation.
Do not touch components on the HDD directly with
your hand.
Always hold the HDD on both sides when installing
it.
• Avoid condensation on the surface of the HDD. Wait
until the dew evaporates in any of the following
cases:
The appliance is moved to a place where the tem-
perature or humidity differs significantly.
The appliance is moved out of an air-conditioned
room.
The appliance is placed in an extremely humid
place.
The appliance is placed in a room where the heater
has just been turned on.
• Consumable parts
Contact your dealer for the replacement of consum-
ables when the time comes.
The built-in hard disk needs replacement after
around 30 000 hours of operation.
The cooling fan also needs replacement after
around 30 000 hours of operation.
• Do not block the ventilation opening or slots on the
cover.
To prevent the appliance from overheating, place it
at least 5 cm (2 inches) away from the wall.
• Do not put your hands into the disk tray. Your fin-
gers might get caught inside the DVD-RAM drive.
• Avoid condensation on the surface of the HDD and
DVD-RAM disk.
• Be sure to install the DVD Extension Unit horizontal-
ly.
■ General
The WJ-HDE510 is a DVD Extension Unit for connection
with the WJ-HD500 Digital Disk Recorder for copying or
backing up recorded data. The system can be extend-
ed by connecting up to 6 extension units in an SCSI
chain while the DVD extension unit containing up to two
HDDs.
The DVD-RAM stands for digital versatile disk-random
access memory. The DVD-RAM can be stored high
capacity data for making a backup.
Available DVD-RAM disks:
Cartridge type I for 9.4 GB (DOUBLE SIDED) NON
REMOVABLE DISC
Cartridge type I for 2.6 GB (SINGLE SIDED) NON
REMOVABLE DISC
Cartridge type II for 4.7 GB (SINGLE SIDED) DISC
REMOVABLE
Cartridge type I for 5.2 GB (DOUBLE SIDED) NON
REMOVABLE DISC
Cartridge type II for 2.6 GB (SINGLE SIDED) DISC
REMOVABLE
*Cartridge type I: Disc cannot be removed from the
cartridge.
*Cartridge type II: Disc can be removed from the
cartridge.
Note: The WJ-HDE510 DVD Extension Unit is designed
for use with Cartridge type I DVD-RAM disks. Type
II DVD-RAM disks can be used only inside the car-
tridge. Therefore, to use type II DVD-RAM disks, do
not remove the disc from the cartridge.
• Matsushita Electric Industrial Co., Ltd. herewith
declares that it will not be liable in any way for any
loss of data or any other damage, whether direct or
indirect, caused by operation or malfunctioning of
this product. Backup important data to protect it
from possible loss.
• This product is for exclusive use in DVD-RAM drives
according to DVD Specifications ver. 2.0 for
rewritable disc.
• Please note that the WJ-HD500 requires a software
version 1.51 or later for playback the backup data
on the DVD-RAM diskdisk and installing the 80 GB
or more hard disk for extension.
Please contact your nearest dealer or sales office
for version up.