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441
Appendix/Index
Trouble
Check and remedy
Application
does not
work properly
(cannot
activate,
errors occur
frequently, etc.)
• Are there any applications
being disabled? Enable the
disabled applications and try
again.
→ P.274
■
Calling
Trouble
Check and remedy
Cannot
make a call
even though
tapping Call
key.
• Is the docomo mini UIM card
installed to the terminal
correctly? → P.57
• Is the terminal set to
Airplane mode? → P.247
The ringtone
does not
sound.
• Is the terminal set to mute?
→ P.262
• Is "Device ringtone" set to
"Silent"? → P.264
• Is "Ringtone" of "Volume" set
to 0? → P.263
• Is "Auto reject mode" set to
"All numbers" or "Auto reject
numbers"? → P.177
• Is the terminal set to
Airplane mode? → P.247
• Is the ring time of Voice mail
service or Call forwarding to
"0 sec."? → P.174