keypad does not
respond
Question: My display is dark and the keypad
doesn't respond. Why not?
Answer: The keypad could be automatically
locked. To check this, please unlock your
keypad by pressing M and *.
If you would like to disable the feature, please
go to M > Settings > Security > Auto Key Lock, to
disable the auto keypad lock function or
change the timers associated with it. If you
disable this feature, you can still manually lock
and unlock the keypad by pressing M and
*.
no signal or no service
Question: Why can't I make a call? I always
see "no signal. "
Answer: Make sure the "Band Setting" is set
to 900/1800 MHz* or 850/1900 MHz*.
Find it: Press M > Settings > Network > Band
Selection > 900/1800 or 850/1900
*Band setting is dependent upon Region.
screen flickers while
taking a picture (for
W375 only)
Question: Why does the screen flicker when
I take a picture with my camera?
Answer: You might need to select an
alternative frequency for the Flicker setting. For
example, if the Flicker setting is currently 50Hz,
switch to 60Hz, and then try again to take a
picture.
Find it: Press M > Multimedia > Camera > M
> Picture Setup > Flicker
troubleshooting
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