6
Rev.1.0
[Precautions for use]
• Operating temperature:
5 °C - 35 °C {41 °F - 95 °F}
When calculating the battery life, note that temperatures below 10 °C {50 °F} shorten the
battery duration.
• Do not disassemble the product or t ouch internal parts.
• Battery power is slightly consumed even when the power of this pr oduct is OFF. If the
battery is left unused, that may result in liquid leakage. To prevent this, remove the battery
from the product when un us ed for a long time.
• Exercise care when using the product in high pla ces. If it falls down, it may cause personal
injury or suffer damage.
• Do not use or leave the battery in places where it will be exposed to high temperatures,
such as in strong direct sunlight, in a sun-heated car, by the fire, or in front of a stove.
• Do not touch the battery poles or cont acts inside the battery cov er with dirty hands.
Otherwise poor contact or noise may result. If dirty, wipe off with a dr y soft cloth.
The contacts inside the batt er y cover tend to get dirty. Clean them reg ul ar ly (about once a
month) with ethyl alcohol. Do not use solvents, such as benzine or thinner, or a metal polish.
Otherwise the contact s may beco me defor med or discol ored, or the brass plating may com e
off.
• Do not use a deteriorated or short-circuited battery. A battery in this condition may leak
fluid, overheat and cause damage.
• The product is not made to drip-proof specification. Do not use the product with the wet
hands in a place where it is direct ly exposed to water.
• Do not swing the product around on the neck strap. To prevent strangling, the closure of
the strap provided for hanging the product around the neck is designed to give way under
pressure. If swung around on the neck strap, the closure will op en and the product will fly
away, resulting in persona l in jury or damage to the product.
• The product is designed for in door use.
• Use the product in a location where it is relatively shielded from nois e produ c ed by r otating
machinery, transformer s or the ignition system or automobi les.
• Do not place the product on top of heatgenerating equipment, such as powered amplifiers,
video monitors or measuring instrument s, and do not leave it in a closed car in hot sum m er .
When storing the product , do so in a dry place.
• The product is high-precision adjusted; exposing it to strong impact or dropping it on the
floor may change its character istics. Handle the product with due car e. Do not expose the
product to shock or impac t as this w ill cause the audi o output of the receiver to give off noise
on impact.
Product care
• Clean the power source w ith a dr y cloth.
• Do not clean with volatile liquid s such as benzine and thinner.
• When using a chemical cloth for cleanin g, observe the cautions provided with that product.
Useful hints
• Noise prevention
Turn off the power of this product, and turn down the volume of a pow er ed amplifier, mixer,
etc. before replacing, removing or inserting the battery , as t his might produce a large noise
from these devices.
• Volume control
When the volume control from this product goes wrong, move closer t o t he receiver and
then try again to adjust the volu me.