TROUBLESHOOTING
Other Important Information
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Other Important Information
Troubleshooting
Problems
Solutions
The mobile phone
cannot be switched on.
No battery inserted.
Battery is not charged.
Battery is defect.
Place the mobile phone correctly in the charg
ing unit or connect the power adapter proper
ly. Clean the contact surfaces on the mobile
phone and power adapter with a soft, dry
cloth.
Charge the mobile phone for at least 2 hours.
No signal quality
is displayed.
No network connection. The mobile phone is
in a location where there is no network ser
vice. Move to a different location or contact
your mobile service provider.
Keypad does not func
tion or only functions
very slowly.
The operating speed of the display is reduced
in the case of low temperatures. This is nor
mal. Use the phone in a warmer location.
A message appears in
the display for some
functions, indicating
execution/use is not
possible.
Many functions can only be used after the re
spective service has been applied for. There
fore, please contact your mobile service
provider locally for more details.
Screen frozen or no re
sponse when pressing
keys.
Remove the battery for 3 minutes and try
again.
No connection to the
mobile telecommunica
tion network.
Contact your mobile phone provider.
Check that the SIM card is inserted correctly.
The battery cannot be
charged or is empty
within a short time.
Battery is defective.
Place the mobile phone correctly in the charg
ing unit or connect the power adapter proper
ly. Clean the contact surfaces on the mobile
phone and power adapter with a soft, dry
cloth.
Charge the mobile phone for at least 2 hours.