13
Precautions
Do not watch a repeatedly-blinking screen
for a long time.
Doing so may cause cramp, loss of
consciousness, etc.
Do not allow water or other liquids (drinking
water, sweat, seawater, urine of pet animal,
etc.), or foreign substance such as a metal
parts (blade of cutter, staple, etc.) or
flammables to get in the nano SIM card/
microSD card slot of the terminal.
Do not insert a nano SIM card or microSD
card into wrong slot or in wrong orientation.
Doing so may cause fire, burns, injury, electric
shock, etc.
Do not expose the camera lens to direct
sunlight for an extended period.
Doing so may cause fire, burns, injury, etc. by
the light-collecting mechanism of the lens.
Do not look into the 3D iToF sensor.
Doing so may cause damage of eyes such as
deterioration of eyesight or accident.
Power off the terminal or put it in Airplane
mode before boarding an airplane.
Use of mobile phones on board is restricted.
Follow the instructions of each airline.
The radio waves may adversely affect on-
board electronic equipment.
Prohibited acts related to mobile phone usage
on an airplane may be punished by law.
Follow the instructions of each medical
facility for the use of mobile phones on their
premises.
Power off the terminal in a place where the
use is prohibited.
The radio waves may affect electronic
equipment and electronic medical
equipment.
Always keep the terminal away from your
ear when you talk with hands-free set, while
the ringtone is loudly sounding, or in stand-
by mode.
Also, when you play a game, play back a
video or music, etc. connecting the
earphone/microphone, etc. to the terminal,
adjust the volume adequately.
Loud sound is emitted from the terminal
when calling with hands-free set.
Even in standby mode, ringtone or alarm
sound may sound suddenly.
Listening to loud sound for long hours
continuously may cause a disability of ears
such as deafness.
Moreover, too loud sound makes you to barely
hear the surrounding sounds and may cause
an accident.
If you have a weak heart, set the vibrator or
ringtone volume carefully.
Sudden vibration or ringtone sounding when
for incoming call astonishes you and it may
affect your heart.
If you wear any electronic medical
equipment, check with the relevant medical
electronic equipment manufacturer or
vendor whether the operation may be
affected by radio waves.
The radio waves may affect the electronic
medical equipment.
Don’t
Don’t
Don’t
Don’t
Do
Do
Do
Do
Do
Summary of Contents for Xperia 1 IV SO-51C
Page 1: ...INSTRUCTION MANUAL ...
