Before you give your handset to repair shop or buy new handset, please try the following procedure to repair your device. First charge your battery more then 70%, backup your important data like phone-book, message, email, images and settings and in most cases take out SIM card and SD card. After doing hard reset not possible to recover your data, so online backup is always important. For all of your data, a backup should be done on a external device, hard drive, raid system media or SD card.
How to Hard Reset Samsung B650 LCD TV
With the TV on press and hold EXIT button for 10 sec then Press OK to reset B650 LCD TV.
Samsung B650 service menu:
on EU models
- Power off TV to standby.
- Press INFO
- Press MENU
- Press MUTE
- Press POWER. B650 LCD TV will power on and service menu will appear.
on US models
MUTE > 1 > 8 > 2 > POWER