Samsung SCH-U820 Support Question
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Question posted by anthonyssanders on October 18th, 2013
I Have A Sch U 820 My Screen Is Locked Forgot Code How Do I Masterreset Or?
Current Answers
Answer #1: Posted by BusterDoogen on October 18th, 2013 4:19 PM
1. dial #43574357*
2. You should be at a device info menu. Select system info.
3. Your password is the last 4 digits of your mobile device number (MDN).
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General Support
... 12.6.6: Date 12.7: Phone settings 12.7.1: Language 12.7.1.1: Screen text 12.7.1.2: Input language 12.7.2: Vibration feedback 12.7.2.1: Vibration intensity 12.7.3: Calibration 12.7.4: Auto keypad lock 12.7.5: Security 12.7.5.1: Lock phone 12.7.5.2: Check PIN code 12.7.5.3: Lock applications 12.7.5.4: Fixed dialing mode 12.7.5.5: Change phone password 12.7.5.6: Change PIN code 12.7.5.7: Change PIN2... -
General Support
... - To enable or disable the auto keypad lock follow the steps below ) to manually lock or unlock the handset The handset also features three other different lock features (Phone Lock, Automatic Screen Lock and Application Lock), all phone application menus. Once you have locked the applications, you enter the correct lock code. Service Provider Contact Information To enable or... -
General Support
... 12.6.6: Date 12.7: Phone settings 12.7.1: Language 12.7.1.1: Screen text 12.7.1.2: Input language 12.7.2: Vibration feedback 12.7.2.1: Vibration intensity 12.7.3: Calibration 12.7.4: Auto keypad lock 12.7.5: Security 12.7.5.1: Lock phone 12.7.5.2: Check PIN code 12.7.5.3: Lock applications 12.7.5.4: Fixed dialing mode 12.7.5.5: Change phone password 12.7.5.6: Change PIN code 12.7.5.7: Change PIN2...
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