Questions&Answers - Siemens C55 User Manual

If you have any questions about using your phone, visit us at
www.my-siemens.com/customercare anytime. In addition we have listed some frequently
asked questions and answers below.
Question Possible causes
Phone cannot On/Off key not pressed long
be switched on. enough.
Flat battery.
Battery contacts dirty.
See also below under:
"Charging error".
Standby time is Frequent use of the organiser and
too short. games.
Speed search active.
Display illumination on.
Unintentional keystrokes
(illumination!).
Charging error Battery totally discharged.
(charge icon
not displayed).
Temperature out of range:
5° C to 40 °C.
Contact problem.
No mains voltage.
Wrong charger.
Battery faulty.
SIM error. SIM card not correctly inserted.
SIM card contacts dirty.
SIM card with wrong voltage.
SIM card damaged (e.g. broken). Inspect the damage. Return the SIM card to service
Questions&Answers
Possible solution
Press On/Off key for at least two seconds.
Charge battery. Check charging indicator in the
display.
Clean contacts.
Restrict use if necessary.
Deactivate speed search (p. 75).
Switch off display illumination (p. 61).
Activate key lock (p. 63).
1) Plug in charger cable.
2)Wait up to 2 hours until the charge icon is displayed.
3) Charge battery as usual.
Make sure the ambient temperature is right, wait a
while, then recharge.
Check power supply and connection to the phone.
Check battery contacts and device interface, clean
them if necessary, then insert battery again.
Use different mains power socket, check mains
voltage.
Only use original Siemens accessories.
Replace battery.
Make sure that the SIM card is correctly
inserted (p. 6).
Clean the SIM card with a dry cloth.
Use 3 V SIM cards only.
provider.
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