Questions & Answers - Siemens M55 User Manual

M55 Barracuda fug am, A31008-H6300-A40-1-4A19 (20. May 2003, 16:01)
stions &
wers
If you have any questions about the use of your phone we are available under
www.my-siemens.com/customercare around the clock. As further help we have listed
below some frequently asked questions and answers.
Problem
Phone cannot
be switched on.
Too little
standby time.
Charging error
(charge icon
not displayed).
SIM error.
Questions & Answers
Possible causes
On/Off key not pressed long
enough.
Flat battery.
Battery contacts dirty.
See also below under "Charging
error".
Frequent use of organiser and
games.
Speed search activated.
Display illumination on.
Unintentional keystrokes
(illumination!).
Battery totally discharged.
Temp. out of range
+5 °C to +40 °C.
Contact problem.
No mains voltage.
Wrong charger.
Battery faulty.
SIM card not inserted correctly.
Dirty SIM card contacts.
SIM card with wrong voltage.
SIM card damaged (e.g. broken). Carry out a visual check. Change SIM card at service
Possible solution
Press On/Off key for at least two seconds.
Charge battery. Check charging indicator in display.
Clean contacts.
Restrict use if necessary.
Deactivate speed search(p. 87).
Switch off display illumination (p. 73).
Activate key lock (p. 77).
1) Plug in charger cable, battery is on charge.
2) Charge icon appears after approx. 2 hours.
3) Charge battery.
Make sure the ambient temperature is right, wait for 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.
Check that the SIM card is inserted correctly (p. 15).
Clean SIM card with a dry cloth.
Use 3V SIM cards only.
provider.
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