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Symptom
Check item
Calls are not
• Turn the power off and on,
connected
or remove and attach the
(
does not
battery pack or docomo
disappear
nano UIM card.
when you
• Due to the radio wave
move, or
types, making/receiving
calls cannot
calls may be unavailable
be made or
even with state of "in the
received even
service area" and even when
when the
radio wave is indicated as
radio wave
. Move to the other place
is strong
and call again.
enough)
• Has the unregistered call
reject been set? → P112
• Due to the crossing
of radio waves, at the
crowded public places,
calls/mails are crossed
and the connection status
may not be good. In that
case, "Please wait for
a while(Voice service)"
appears and calling sound
is played. Move to other
place or call again at other
time.
■ Screen
Symptom
Check item
The display is
• Has the screen backlight
dim
timeout been set?
→ P200
• Has the screen brightness
been adjusted? → P200
• Is the battery level low?
→ P47
• Has power safe been set?
→ P207
■ Sound
Symptom
During a
• Has the call volume been
voice call,
adjusted with the volume
the other
key? → P106
party's voice
is diffi cult to
hear or is too
loud
Check item
Appendix/Index
257
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