52
Appendix/Index
Symptom
What you should check
The phone turns on,
but operation is not
possible.
• Is the PIN code input screen displayed?
Input the PIN code.
The screen lock was
released, operation
is not possible.
• Is the unlock pattern/security code/
password input screen displayed?
Input the appropriate unlock pattern/
security code/password.
Nothing happens
when I press a button.
• Is ISW11F in sleep mode?
Press
C
or
A
to cancel sleep mode.
ISW11F operation
is slow, application
operation is unstable,
or some applications
do not start up.
• Operation becomes unstable when
remaining ISW11F memory capacity runs
low. If the low memory message appears,
delete applications you do not need in order
to free up memory space.
The phone will not
recognize the au IC
card.
• Was the au IC card facing correctly when
you inserted it?
The clock reading is
not correct.
• The clock reading sometimes becomes
incorrect if you leave the ISW11F on for a
long time.
After making sure that "Automatic" is turned
on for the date and time settings, turn the
ISW11F off and then back on again in a
location where reception is good.
Cannot place calls.
• Is the au IC card installed in the ISW11F
correctly?
• Are you entering the number with its area
code?
• Is the ISW11F in Airplane mode?
The ringtone does
not sound.
• Is the ringer volume set to "0"?
• Is the ISW11F in manner mode?
• Is forward all selected as the call forwarding
service?
Symptom
What you should check
Cannot use the
phone. (Out of
service area does
not disappear from
the display even
though I move to a
different location,
cannot make or
receive calls even
though signal
conditions are not
bad.)
• Turn the ISW11F off and then back on
again or remove and reload the au IC card.
• Depending on signal properties, placing or
receiving calls may not be available even
though signals are strong and four antenna
marks are shown （ ）. Change to another
location and try again.
• In crowded places, heavy telephone/
mail traffic can make it difficult to get a
connection or use mail. In such locations,
the message "Please wait for a while" will
be displayed and you will get a busy signal.
Change to another location or wait for a
while and then try again.
The display is dark.
• Check the backlight "Brightness" setting.
• Is it set to eco-mode?
During a call, the
other party's voice is
hard to hear or too
loud.
• Did you change the call volume?
The new mail
notification icon
does not appear on
the display.
• Are the PC mail and Gmail "Email notifications"
settings turned off?
• Is the C-mail "Notifications" setting turned
off?
The still pictures and
movies I shoot with
the camera are out
of focus.
• Is the camera lens clouded or dirty?
Cannot view 1Seg.
• Is the terrestrial digital TV broadcast signal
you are trying to watch strong enough?
• Is the ISW11F's TV antenna extended?
• Is the "チャンネル設定 (Channel setting)"
correct for the area where you are located?
Cannot use Osaifu-
Keitai.
• Is battery empty?
• Is the "Osaifu-Keitai Lock Setting"
activated?
• Are you holding the part of the ISW11F with
the
mark up to the scanner?
