New answers tagged hardware
You shouldn't worry that much as it happened once. Just take care it doesn't happen often. In short, LEDs have a long life span (20k+ hours?). So the concern isn't really the LEDs burning out (although after a long period of time, they will eventually start losing the amount of output and their brightness will dim). The real concern is to not apply too ...
I'm having some success with barcode scanners that connect via USB, then convert the USB to micro USB and connect it to the phone. The key is the phone has to support OTG.
You may refer to this two threads Updated and lost all contacts: http://forums.androidcentral.com/verizon-droid-charge/137913-updated-lost-all-contacts.html And this: How to Restore Android Contacts from Google: http://www.myjad.com/restore-android-contacts-from-google.html
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