1. 先把手機充電到100%,然後拔掉充電線。
2. 在待機情況下,到撥號界面輸入:*#0228# 來進入電池校正模式
3. 進入後點擊下方的Quick Start,屏幕會黑,按電源鍵就亮了,如果電量顯示不足100%,就繼續充電,然後重複前述過程,如果電量顯示100%,校正就成功了。
注意:點擊下方的Quick Start前一定要拔掉充電線,否則機子會顯示充電已滿100%(即便你充電才到80%,點擊Quick Start後也會顯示100%)。
*#*#4636#*#*
Display information and statistics like Phone Information, Battery Information, Usage of installed application and Wi-Fi info such as API, configurations and status
*#06#
Display IMEI Number of the device
*#*#197328640#*#*
This dial command will take you to the service mode where you will be provided with options to carry out tests for screen, GSM, Audio,UMTS and more
*#0*#
Test for color, camera, sensor, vibration, speaker, S-Pen, touch and other
*#SELF# or *#7353#
Test for Bluetooth, Vibration, Dimming, Camera, proximity Sensor and other
*#0228#
It gives details regarding battery charge condition, current value and average value of voltage & temperature and others.
*#*#0*#*#*
Test for color, camera, sensor, vibration, speaker, S-Pen, touch and other
*#*#34971539#*#*
Display complete information regarding your camera. Please do not use Update camera firmware option unless you are a techi as the option will try to upgrade the camera firmware and may make your camera unusable. Other options are safe to try.
*2767*3855#
Factory format option. Take a backup of your files and settings before trying this option.
*#*#273283*255*663282*#*#*
Offers quick backup of all your media files
*#*#7780#*#*
Factory reset. Will reset your device to factory defaults settings there by removing the downloaded apps and configured settings. It will not remove any files from your SD card
*#*#0289#*#*
For various audio tests
*#*#232338#*#*
Display Wi-Fi MAC Address
*#*#1472365#*#*
Test for your GPS device
*#*#232331#*#*
Test for Bluetooth
*#*#232337#*#
Bluetooth device address
*#*#0842#*#*
Test for vibrations and backlight
*#*#2663#*#*
For version of your touchscreen
*#*#2664#*#*
test for touch screen
*#*#3264#*#*
Version of your RAM
*#*#0588#*#*
Test for Proximity Sensor
*#*#0673#*#* OR *#*#0289#*#*
Melody test
*#*#1234#*#*
PDA and Phone Firmware Information
*#*#44336#*#*
Displays Build Time and Change List Number
*2767*4387264636#
Display Product Code
*#7465625#
View Phone Lock status
*#*#7594#*#*
ShutdownApp. Offers option to shutdown device when END CALL Button is pressed for longer duration. Other options offers to create LOGCATD during phone boot up process