Haier M306 User Manual page 38

Common problems
Cannot power on
Insert the SIM card but
cannot read the information
in the SIM card
Cannot make phone call
Poor voice quality
The contact cannot get
your voice during the
phone call
Check item
Please check if the battery level is too low;
Please check if the battery is properly loaded;
Please press power key for enough time.
Please check if the SIM card is properly inserted;
Please check if your SIM card is valid.
Please check if the phone number is valid.
Please check if you are in service area.
Please check if the phone signal is strong enough.
If you are in a building, please move near the window.
Please check if your mike is blocked by fi ttings or other blocks.
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