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Failure Analysis
Symptoms Possible Causes Solutions
Inadequate battery
capacity
Charge the battery
Unable to turn on
the phone
Poor contact Reinstall the battery
Automatic
power-off
Seriously poor battery
capacity
Recharge the battery
Deceasing of battery
performance
Replace the battery
Inadequate standby
time
Poor network signal
Turn off the phone as the signal is
poor.
Poor network signal Move to other places
Unable to connect
the network
Out of the service area
Make sure your phone is in a
network service area.
Call drop Poor network signal Move to another place
Do not ring upon
incoming calls
Set “Mute” or minimum
volume
Enter “My Profiles” to set Non-silent
or check the ringing volume.
Prompt to input
PUK
SIM card locked due to
the continuous entering
of wrong PIN code for
three times.
Contact Orange.
48


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