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Просмотр инструкции сотового gsm, смартфона Siemens U15, страница 159
Troubleshooting
158
Troubleshooting
Check these questions first if you have problems with your
phone:
Question Answer
Is your battery
charged? Do you
see 6 in the
display?
The battery level indicator should
have at least one segment showing
(7). If it does not, recharge your
battery. See pages 16 and 17.
Do you have a
valid SIM card
inserted in your
phone?
If necessary, turn off your phone and
make sure that you have inserted a
valid SIM card (see page 14).
Does the
handset have a
signal? Do you
see j in the
display?
The signal strength indicator should
have at least one segment showing
(1). If it does not, move to an area
with a stronger signal to use your
phone.
Is the earpiece
volume too low?
While on a call, press the top of the
S key.
Is the other party
unable to hear
you?
Your phone may be muted. Press
UNMUTE
(+) if necessary to unmute
the phone.
Also, make sure that your phone’s
microphone is not blocked by its
carrying case or a sticker.
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