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Chapter5 Input method ................................................................................................. 24
Chapter6 Common problems and solutions ............................................................... 25
6.1 When the mobile phone displays “Insert SIM”? ..................................................... 25
6.2 Checking and precautions of PIN, PIN2, PUK, PUK2 and password .................... 25
6.3 Network connection fails ........................................................................................ 25
6.4 You can’t be heard ................................................................................................. 25
6.5 Can’t charge the battery ........................................................................................ 25
6.6 Weak signal ........................................................................................................... 26
6.7 Can’t make a call ................................................................................................... 26
6.8 Standby time becomes short ................................................................................. 26