Samsung Galaxy S9 Basic Manual page 14

To use the product in car, check with automobile
manufacturer or dealer to determine how the device
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is affected by radio waves before using.
In rare cases, using the phone in some vehicle
models can cause the vehicle's electronic equipment
to malfunction. In that case, stop using the product
immediately.
If you develop skin problems, stop using the phone
immediately, and see a doctor.
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Mobile phones can give some users skin problems
such as itching, allergic reactions or rashes, etc.
For parts materials uP.18 "Material list"
Be sure to check that there are no metal fragments
(such as cutter blades or staples) adhered to the
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magnetic parts used in the speaker, receiver/
speaker and rear camera of this product.
Adhesion of such fragments may cause injuries, etc.
When watching the display, take a certain distance
from the display in a fully bright place.
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Watching the display in the dark or watching too
close may cause reduced visual acuity, etc.
When using the handsfree call, ringtone is ringing,
or in the standby mode, be sure to release this
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product from your ears. And, when connecting the
earphone/microphone, etc. to the product and play
a game, video or music, etc. adjust the volume
moderately.
Using the terminal continuously at a loud volume
may cause hearing loss, etc. Also, having the
volume too loud may prevent you from hearing
sounds around you and might in turn lead to a traffic
accident.
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■ Charging equipment
Warning
Do not use the specified charging equipment (sold
separately) cable if it gets damaged.
Don t
May cause fire, burns or electric shocks, etc.
Always use the Common DC Adapter 03 (sold
separately) with a negative-ground vehicle. Do not
Don t
plug it into a positive-ground vehicle.
May cause fire, burns or electric shocks, etc.
If you hear thunder, do not touch the specified
charging equipment (sold separately).
Don t
May cause electric shocks, etc.
Do not short the charging jack while it is connected
to the outlet or accessory socket. Do not touch the
Don t
charging jack with a part of your body such as your
hand or finger.
May cause fire, burns or electric shocks, etc.
Do not pull or place a heavy object on the power
cord of the specified charging equipment (sold
Don t
separately).
May cause fire, burns or electric shocks, etc.
When you insert and remove the specified charging
equipment (sold separately) from power outlet, do
Don t
not contact a metal strap or other metal objects
with the jack.
May cause fire, burns or electric shocks, etc.