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Просмотр инструкции сотового gsm, смартфона Siemens Xelibri 8, страница 29
What if...?
28
What if...?
If you have any questions about using your Xelibri, visit us at
www.xelibri.com any time. In addition we have listed
some frequently asked questions and answers below.
Problem Possible Causes Possible Solution
Phone cannot be
switched on.
On/Off key not pressed
long enough.
Press On/Off key for 2 to 5
seconds.
Flat battery. Charge battery. Check
charging indicator in the
display.
Battery contacts dirty. Clean contacts.
See also below under:
"Charging error".
Charging error
(charge icon not
displayed).
Battery totally dis-
charged.
1) Plug in charger cable.
2) Wait up to 2 hours until the
charge icon is displayed.
3) Charge battery as usual.
Extreme temperature
(outside 5 to 40 °C).
Make sure the ambient tem-
perature is right, wait a while,
then recharge.
Contact problem. Check power supply and con-
nection to the phone. Check
battery and phone contacts,
clean them if necessary, then
insert battery again.
No mains voltage. Use different mains power
socket, check mains voltage.
Wrong charger. Only use original Siemens
accessories.
Battery faulty. Replace battery.
SIM error. SIM card not correctly
inserted.
Check (p 3).
SIM card contacts dirty. Clean the SIM card with a dry
cloth.
SIM card with wrong
voltage.
Use1.8/ 3 V SIM cards only.
SIM card damaged (e.g.
broken).
Inspect the damage. Return
the SIM card to service pro-
vider.
No connection to
network.
Signal weak. Move higher, to a window or
open space.
Outside GSM range. Check service provider cov-
erage map.
SIM card not valid. Contact the service provider.
New network not au-
thorised.
Try manual selection or se-
lect a different network
(p 27).
Network barring is set. Contact the service provider.
Phone loses
network.
Signal too weak. Switching the phone off and
on may speed up reconnec-
tion.
Calls not possible. New SIM card inserted. Check for new restrictions.
Credit used up. Load credit.
Poor sound
quality
Signal too weak. Avoid covering the internal
antenna (top rear of phone)
with your hand.
Problem Possible Causes Possible Solution
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