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The increasing popularity of mobile phones , the attendant problems and troubles are becoming increasingly frequent. The key moment of the phone failed to do frequently occur , ranging from people shouts , severe cases may bring huge losses. It is best to keep in mind some basic common sense , learn to exclude some of the phone's temporary failure . Following on the phone can not boot ; does not call ; unable to receive calls ; phones can not unlock : SIM card does not work : battery not charging : battery power faster than normal : You can not cancel the call forwarding or call barring ; does not dial international calls issued common faults such as self- exclusion as an introduction :ufLservice manual download site
First, the phone can not boot
This is often the cause of battery failure , please check whether the battery is charging, the place is correct, whether the electrodes clean and dry.
Second, can not call : Check the antenna , whether all stretched
Check the signal strength meter on the display . If the signal is weak, move the open position, if in the building , move near a window office . Check the network selection settings. Try artificial selection, or try another network . Check the network operations area plans . Whether to display restrict calls ? Check the call barring , closed user group and fixed dialing settings . Whether the call limit cost ? Use PIN2 code reset caps or contact the service provider. Whether to insert a new SIM card ? Plus a check for new restrictions .
Third, the phone can not receive
All antennas are stretched ? Signal strength meter display on how the signal ? If the signal is weak , move to an open position, if in the building , move near a window . Is not set up call forwarding and call barring ? Is not turned off the ringer and vibration call ?
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