User manual
DR-P421 | Tokyo Portable Digital Radio
Product images are for illustration purposes only. Actual product may vary.
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Important safety
instructions
Please follow all safety instructions
and heed all warnings. Keep this
manual for future reference.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
This symbol instructs the user to consult
the user manual for further safety,
operation, and maintenance related
information.
DC voltage
Precautions
Child safety
• Always follow basic safety precautions when
using this product, especially when children
are present. Children should be supervised to
ensure that they do not play with the product.
Location
• The product should be installed in a stable
location and ensure the product and its parts
are not overhanging.
Ventilation
• Slots and openings in the cabinet are provided
for ventilation to ensure reliable operation of
the product and to protect it from overheating;
these openings must not be blocked or covered.
Ensure a minimum distance of 5 cm around
the product for sucient ventilation. Never let
anyone push anything into holes, slots or any
other openings in the product’s casing as this
could result in an electric shock.
Heat and operating temperature
• Do not install near any heat sources such as
radiators, heat registers, stoves, or other appa-
ratus (including ampliers) that produce heat.
Avoid exposure to direct sunlight.
Naked ames
• To prevent the risk of re, keep candles or open
ames away from this product.
This symbol instructs the user to consult the user manual for further safety, operation, and
maintenance related information.
This symbol means that the product should be disposed of in an environmentally friendly manner
and not with general household waste.
CAUTION
RISK OF ELECTRIC SHOCK
DO NOT OPEN
EN
Water, moisture, and liquid entry
• To prevent the risk of re or electric shock,
do not expose this product to rain, water, or
moisture. Do not place objects lled with liquids
on or near this product.
Storms and lightning
• Storms are dangerous for all electric products. If
the mains or aerial wiring is struck by lightning
the product might get damaged, even if it is
turned o. You should disconnect all cables and
connectors from the product before a storm.
USB cable
• Do not damage the USB charging cable, stretch,
bend or place heavy objects on it.
Damage
• Please inspect the unit for damage after
unpacking. If it is damaged in any way do not
operate the unit and consult your dealer.
Maintenance
• Unplug the power cable from the power source
before cleaning the product. Use a soft and
clean cloth to clean the outside of the unit.
Never clean it with chemicals or detergent.
Service and repair
• This product does not contain any parts that are
serviceable by the user. Exposing the internal
parts inside the device may endanger your life.
In case of a fault, contact the manufacturer
or authorised service department. The manufac-
turers guarantee does not extend to faults
caused by repairs carried out by unauthorised
third parties.
Batteries
Installation
• Do not use any batteries other than those
specied. Observe the correct polarity when
inserting the batteries. Never use dierent types
of batteries together or mix new and old ones.
Use and maintenance
• Do not expose batteries to high temperatures,
e.g. near re or in direct sunshine. When the