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Appendix
Appendix 1
:
Troubleshooting
If you find exceptions when operating the mobile phone, restore the factory settings and then refer
to the following table to solve the problem. If the problem persists, contact the distributor or
service provider.
Fault
Cause
Solution
SIM card error
The SIM card
is damaged.
Contact your network service provider
The SIM card
is not in
position.
Check the SIM card
The metal face
of the SIM card
is polluted.
Clean the SIM card with a clean cloth