Troubleshooting – Siemens GSM 900 User Manual
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Troubleshooting
Should you have any questions when using the phone, we are available 24 hours a day at
www.icm.siemens.com. Below, we have also listed some of our frequently asked questions.
Problem
Possible causes
Possible solutions
Phone cannot
be switched on.
On/Off key not pressed long
enough.
Press On/Off key for at least two seconds.
Dead battery.
Charge battery. Check charging indicator in the display.
Battery contacts dirty.
Clean contacts.
(See also below, under
“charging error”)
Standby time
too short.
Frequent use of the organizer
and games.
Restrict use if necessary.
Fast search active.
Deactivate fast search (p. 76).
Display illumination on.
Switch off display illumination (p. 75).
Unintentional keystroke
(illumination).
Activate key lock (p. 76).
Charging error
(charge icon not
displayed).
Battery totally discharged.
1) Plug in charger cable. 2) Wait approximately 5 - 10
minutes until the charge icon is displayed. 3) Charge
for 2 - 3 hours.
Temperature out of range:
32°F to 104°F (0 °C to 40 °C).
Make sure the ambient temperature is right, wait a
while, then charge again.
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 power supply.
Plug in to different socket or check voltage.
Wrong charger.
Use only original SIEMENS accessories.
Battery faulty.
Replace battery.
Card error.
SIM card not correctly inserted. Make sure that the SIM card is correctly inserted
SIM card contacts dirty.
Clean the SIM card with a dry cloth.
SIM card with wrong voltage.
Use 3V SIM cards only.
SIM card damaged
(for example, broken).
Inspect the damage.
Return the SIM card to service provider.