53
Appendix
■ Telephone call
■ Screen
■ Sound
■ Camera
■ Using overseas
■ Data management
The SIM card is not recognized.
•Is the SIM card inserted in the right
direction?
P. 1 5
The clock shows the wrong time.
• If power is kept on for a prolonged time, the
clock may show the wrong time. Tap to
check "Automatic date & time" in "Date &
time" from "System settings", and restart the
product in a location with good reception.
–
The ringtone does not sound.
•Is this product in "Silent" mode or "Meeting"
mode?
P. 4 4
•Is the ringtone volume set to its minimum?
Set the volume on "Ringtones and profiles"
from "System settings".
–
• If you cover the proximity sensor with your
hand, the ringtone volume may be lower.
P. 1 4
does not display or nothing displays during a
call.
• If does not display after cancelling the
sleep mode, the proximity sensor may be
covered by the protection sheet, etc. Do not
cover the sensor.
P. 1 4
Cannot make a call with shown
•Are you out of the service area or in a place
with poor signal strength? Check on the
Status Bar.
P. 2 2
Cannot make a call ( does not disappear when
you move, or calls cannot be made or received even
when the radio wave is strong enough)
•Turn the power off and then on, or remove
and reinsert the battery pack or the SIM
card.
P.15,
16, 18
•You may not be able to make or receive
calls, depending on the type of radio signal,
even when it indicates otherwise. Move to
another place and call again.
–
• Depending on how congested the radio
waves are, it may be difficult to establish a
connection in crowded places due to a
congestion of calls and emails.
–
The display is dim.
•Has the time set with "Screen timeout"
elapsed?
P. 4 5
•Is the product in "eco mode"? P.45
•Has "Brightness" setting changed? P.44
•Is battery level low? P.44
During a voice call, the other party's voice is
difficult to hear or is too loud.
•Has the call volume been changed? P.26
Photos and videos shot with the camera are
blurred.
• Check whether the lens is cloudy or has dirt
on it.
–
This product becomes unusable while overseas (
is displayed).
• The product may become usable by
rebooting.
–
Data communication is not available while
overseas.
• Activate "Data roaming". P.44
No caller ID is displayed / A notified caller ID is
different from that of the caller / Functions that use
Contacts data or caller ID notifications do not work.
• Even when a caller notifies the caller ID, it is
not displayed on the product unless notified
from the network or network operator used.
And, a notified caller ID may be different
from that of the caller by some networks or
networks operators you use.
–
Data transfer is not working.
•Are you using a USB hub? If you use a USB
hub, data transfer may not work properly.
P. 5 1
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