7
PRECAUTIONS
●
Refer all work related to the installation of
these products to qualified service per-
sonnel or system installers.
●
Do not operate the appliances beyond
their specified temperature, humidity, or
power source ratings.
Use the appliance at temperatures within –10 °C - +
50 °C (14 °F - 122 °F) and humidity below 90 %.
The input power source for this appliance is 120 V
AC 60 Hz.
●
Handle the appliance with care.
Do not strike or shake, as this may damage the
appliance.
●
Do not strike or give a strong shock to the
unit.
It may cause damage or allow water to enter the unit.
●
Built-in backup battery
Before the first use, charge the built-in backup
battery by turning on the power for 48 hours or more.
If it is not charged enough, in the case where the
power goes down, the internal clock may keep bad
time or the operative condition may be different to
that before the electric power failure.
The built-in battery life is approximately 5 years. Ask
the shop where you purchased the unit when
replacement of the battery is required.
●
Cooling Fan
The cooling fan is perishable. It will need to be
replaced it after around 30 000 hours of operation.
Replacement costs of the cooling fan are not
covered by the warranty even if it needs to be done
within the warranty period. Consult your dealer for
servicing.
●
Cleaning
Turn the power off when cleaning the unit. Otherwise
it may cause injuries.
●
Do not use strong or abrasive detergents
when cleaning the appliance body.
Use a dry cloth to clean the appliance when it is dirty.
When the dirt is hard to remove, use a mild detergent
and wipe gently.
●
Network with surge protector
Connect the encoder and the decoder to a network
with front-end protection circuitry (equivalent to ITU-T
recommendation, series K) against electrical surges
and lightning strikes. The encoder and the decoder
may be damaged if connected to a network without
front-end protection circuitry against electrical surges
and lightning.
●
Grounding
Connect the wire from the SIGNAL GND terminal to
earth ground.
Otherwise, it may cause oscillation or may damage
the encoder and the decoder.
●
Indication label
Refer to the indication label placed on the bottom of
the product as to the indications of equipment
classification and power source, etc.
●
Avoid placing receptacles that contain liq-
uids such as water near the appliance.
If liquid falls over the product, it may cause fire or
electric shock.
●
We recommend that you make a note of
your settings and save them. This will help
you when required to change the system
configuration, or when unexpected trouble
or failure occurs.
Summary of Contents for WJGXD900 - MPEG2 DECODER
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