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Telephone cannot be switched on
•
Check battery is inserted and check that it is inserted
correctly
Nothing appears on the display
•
Check the handset is switched on
•
Check the battery and SIM are inserted correctly
Display is locked when the telephone is
switched on
•
Enter the PUK to unlock the SIM
No signal icon is displayed
•
There is no network connection. Move around to try and
get to an area where there may be coverage
•
Contact your service provider
Message to say that a function is not possible
•
Your service provider might not provide the function in
question or you may need to subscribe to that service.
Contact the service provider.
No display during the charging process
•
The battery charge is very low. Wait a few minutes.
“Insert Sim” or “Limited Service” message is
displayed
•
Ensure the SIM is inserted correctly
The battery is discharged quickly or cannot be
charged at all.
•
Charge the battery for 4 hours
TROUBLESHOOTING
Summary of Contents for CL8600
Page 1: ...English CL8600 Mobile Phone with SOS emergency key ...
Page 40: ...39 SOS ...
Page 52: ...51 UGCL8600_En_v1 0 ...