User's Manual

FAQ
Causes and solutions
Unable to boot up
 Ensure you have pressed and held the Start key for at least 1
second;
 Check the battery for proper connection. Dissemble and reinstall the
battery, and then try to restart the phone；
 Check whether the battery power has been used up. Please
re-charge your battery.
Access to network failed
 For weak signal, move to another place and retry;
 Out of reach of the network service provider;
 SIM card is inactive. Contact your network service provider;
Display information
during startup
 Check the SIM card to see if the SIM card is correctly installed;
 Automatic lock function is checked. Enter the phone lock password
before use;
 The PIN code is displayed. The PIN function has been checked.
Enter the PIN code each time when the phone is started up; (For the
f irst use, enter the PIN code provided with the SIM card)
 Enter PUK code: If wrong PIN codes are entered for three times
consecutively, the mobile phone will be locked. In this case, input the
PUK code provided by the network service provider.
4 FAQ and Solutions
Before contacting your after-sales services provider, please conduct some simple inspections as
below. In this way, you may save unnecessary maintenance time and costs.