Problem
When switching on the phone, it
prompts "Emergency".
When switching on the phone, it
prompts enter "password".
No ring tone prompt for a
incoming call.
No display on screen when
disconnect external power
supply.
Press CALL/REDIAL key, but no
number is sent.
Certain call cannot be received.
Cannot send short messages.
Other abnormal phenomenon.
Check Point
Check whether valid SIM card is
inserted or not.
Enter lock code you set already to
unlock the phone.
Check volume setting of ring tone.
And check whether "mute" is set in Profil
es.
Check whether the battery has
electricity, or it is damaged; or power
on the phone again.
Check whether you have set call
barring.
Check whether the number is
restricted.
Check the network condition, or
message center setting.
First refer to the user manual, and then
check whether the power is connected
correctly or not. If there is no problem,
restart the phone.
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