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When using electrical products when children are
present, basic safety precautions should always be
followed including the following:
READ ALL INSTRUCTIONS BEFORE USING
In order to reduce the risk of electrocution:
1. Do not place or store the charger where it can fall
or be pulled into a tub or sink.
2. Do not place the charger in water or other liquid.
3. Do not reach for a charger that has fallen into
water. Unplug immediately.
4. Do not wash the charger.
5. Do not use while bathing.
To reduce the risk of burns, electrocution, ﬁre or
injury to persons:
1. This appliance is not intended for use by children
or persons with reduced physical or mental
capabilities, unless they are supervised by a
person responsible for their safety.
2. Use this product only for its intended use as
described in this manual. Do not use attachments
not recommended by the manufacturer.
3. Keep cord away from heated surfaces.
4. Never drop the appliance or insert any object into
any opening of the appliance.
5. Never operate this product if it has been dropped
or damaged, or if it is not working properly. If any
of these occur, please contact a service center and
return the product for examination and repair.
6. If the product is dropped, the brush head should
be replaced before the next use even if no damage
7. This appliance is provided with a charger with
integrated Safety Extra Low Voltage power supply.
Do not exchange or manipulate any part of it
otherwise there is the risk of electric shock.
Periodically check the charger for damage. A
damaged or non-functioning appliance should no
longer be used. Take it to a service center.
8. Never use while drowsy.
9. Do not use outdoors or operate where
aerosol(spray) products are being used or where
oxygen is being administered.
1. Do not touch the power plug with wet hands. This
can cause an electric shock.
2. When unplugging, always hold the power plug
instead of the cord.
3. Do not modify the product. Do not disassemble or
repair. This may cause ﬁre, electric shock or injury.
Consult your dealer for repairs or contact a service
center. Do not disassemble the product except
when disposing of the battery.
4. When taking out the battery for disposal, use
caution not to short the positive (+) and negative
5. This product is not intended for use by children.
If you are undergoing treatment for any oral care
condition, consult your dental professional prior to use.
SAVE THESE INSTRUCTIONS
Sonic Vibration Toothbrush
Before operating this unit, please read these instructions
completely and save them for future use.
►For your personal dental care
Thank you for purchasing the Sonic Vibration Toothbrush.
The Sonic Vibration Toothbrush is a new kind of electric
toothbrush designed for those who wish to keep their teeth
clean and healthy. This appliance will enable you to maintain
good dental hygiene, which is as important as other forms of
►Sonic Vibration Toothbrush Technology
The Sonic Vibration Toothbrush incorporates the innovative
“linear motor” technology that uses magnetic attraction and
repulsion to provide outstanding performance. The brush’s
31,000 horizontal strokes per minute help remove plaque gently
This high-speed, vibrating, electric toothbrush is different from
conventional electric toothbrushes.
•You only need to lightly press the bristles against your teeth for
•When ﬁrst using this appliance, some may experience a
tickling or tingling sensation caused by the high-speed
vibrations. The sensation should subside after you use the
toothbrush several more times.
Cautions regarding use
•Be sure to switch off the appliance and remove the plug from a
household outlet before performing any maintenance. Failure to
do so may result in electric shock.
•Cleaning and user maintenance should not be made by children.
•Keep the appliance away from children.
•Do not use the charger in the bath. Doing so may result in
•Do not touch or pull out the plug with wet hands. Doing so may
result in electric shock.
•If the power cord of the charger is damaged, the entire charger
should be discarded. The charger should be replaced.
•Do not wrap the power cord around the charger.
•Always ensure the appliance is operated on an electric power
source matched to its rated voltage. Failure to do so may result in
ﬁre or electric shock.
•Clean the plug periodically so that dust does not accumulate in it.
Such dust buildup may trap moisture over time and reduce the
effectiveness of the insulation, thus resulting in overheating and
•Do not modify, disassemble, or repair the appliance at any time
except when disposing of it. Doing so may result in ﬁre, electric
shock, and/or burns.
•Do not place any metal objects, such as coins and clips, on the
charger. Doing so may cause the objects to heat up, resulting in
A Main unit
1 Toothbrush shaft
2 Waterproof rubber seal
3 Power switch [0/1]
4 Mode selector
5 Mode indicator
6 Battery capacity lamp
7 Charge status lamp
B Charger (RE8-51)
8 Charging section
9 Brush stand
Charger cover release button
; Charger cover
C Triple-edged brush
D Silicon brush
E Point brush
F Carrying case
Store and Charge
Storing and charging the toothbrush
The battery capacity is low when the battery capacity lamp blinks.
You can fully charge the toothbrush in 12 hours.
A full charge will supply enough power for 60 minutes use.
Pass the power cord through one of
the cord guides on the right or left.
Turn off the main unit.
Place the main unit upright on
the charger and plug the power
cord into a household outlet.
•The charge status lamp glows and the charging will start.
•Charging is completed when the battery capacity lamp blinks.
•You can keep the main unit attached on the charger when not in
use to maintain the full battery capacity. It will not overcharge the
•Adequate ambient temperature for charging is 5 - 35 °C
(41 - 95 °F).
The battery may not charge properly or not at all under extreme
low or high temperatures.
•The main unit may become warm during use and charging.
However, this is normal.
•Use the EW-DL90/EW-DL91 toothbrush with the RE8-51 charger
Printed in Japan
IN USA CONTACT:
Panasonic Corporation of North America
One Panasonic Way, Secaucus, NJ 07094
Service • Assistance • Accessories
Call 1‑800‑338‑0552 (In USA)
33, Okamachi, Hikone, Shiga, Japan
EW-DL90_US.indb 1 2012/05/25 17:15:41