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IX. FAQ Diagnosis
You can solve any problems arising in course of using the mobile phone first with
reference to the below instructions.
Failure
Possible Causes
Solution
Fail to start
up
1.
Battery is installed wrongly or
battery contact is damaged.
Install the battery correctly
or check the contact of
battery contactor.
2.
Battery power runs out.
Charge the battery.
Fail to
charge
1.
Battery or charger is damaged.
Replace the battery or
charger.
2.
Charge in temperature below
0
0
C or above 45
0
C.
Change the charging
situation and charge in
temperature from 0
0
C
through 45
0
C.
3.
Charger and mobile phone are
connected wrongly.
Connect the connector
correctly.
4.
Battery power runs out.
Mobile phone may be
charged after
approximately 15 minutes.
Fail to
connect to
the Internet
1.
SIM Card is mounted wrongly.
Mount SIM Card as per the
Installation Guideline of
SIM Card.
2.
SIM Card is invalid.
Contact your network
operator.
3.
It‟s out of the network service
coverage like GSM.
Inquire the service
coverage with your
network operator.
4.
Signals are weak.
Try to re-search network.
Fail to set
some
functions
Your network operator does not
support the functions or you have
not applying for the functions.
Contact your network
operator.
Fail to dial
1.
Dial barring feature is enabled.
Cancel the dial barring
feature.
2.
SIM Card used is invalid and is
not registered to network.
Install the effective SIM
Card correctly.
3.
Dial is barred because of
arrears.
Pay fare to your network
operator.
4.
You‟ve set fixed-line number
dial feature.
Cancel the fixed-line
number dial feature.
