Questions & Answers
122
S55 en, A31008-H5700-A1-2-7619 (22. October 2002, 14:42)
© Siemens AG 2002, D:\Pool\L55\S55\en\Langanleitung_MB\S55_FAQ.fm
Questions &
Answers
If you have questions relating to use of your handset, we are ready to help you at our website
www.my-siemens.com/customercare around the clock. As further help we have listed be-
low some frequently asked questions and answers.
Problem Possible causes Possible solution
Phone cannot
be switched on.
On/Off key not pressed long
enough.
Press On/Off key for at least two seconds.
Flat battery. Charge battery. Check charging indicator in display.
Battery contacts dirty. Clean contacts.
See also below under
"Charging error"
Standby time is
too short.
Frequent use of organiser and
games.
Restrict use if necessary.
Speed search activated. Deactivate speed search.(page 101)
Display illumination on. Switch off display illumination (page 85).
Unintentional keystrokes
(illumination!).
Activate key lock (page 88).
Charging error
(charge icon
not displayed).
Battery totally discharged. 1) Plug in charger cable, battery is on charge.
2) Charge icon appears after approx. 2 hours.
3) Charge battery.
Temp. out of range
+5 °C to +40 °C.
Make sure the ambient temperature is right, wait for a
while, then recharge.
Contact problem. Check power supply and connection to the phone.
Check battery contacts and device interface, 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 inserted correctly. Check that the SIM card is inserted correctly (page 7).
Dirty SIM card contacts. Clean SIM card with a dry cloth.
SIM card with wrong voltage. Use 3V SIM cards only.
SIM card damaged (e.g. broken). Carry out a visual check. Change SIM card at service
provider.
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