Wall charger

spanky4350
Contributor - Level 1
Can someone confirm this on there phone? When I have my DX turned completely off and connect the wall charger into the phone I just noticed 3 seconds after the "M" shows on the screen that the phone makes a very quick vibe. I even tested this by putting my ear to the back of the phone and can here it make this sound. Is this normal? I just never noticed it before. Its not as pronounced as they one you feel when the phone is almost booted up.
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spanky4350
Contributor - Level 1

Anyone??

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Wildman
Legend

This is normal, my device has done this from day one..  Mine does this even if its not on a power source and is powered off.

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spanky4350
Contributor - Level 1

Yours does it if not on a power source and is powered off, can you explain this?

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Wildman
Legend

It does it during power down cycle, original post sounded like it was a wall charger thing but no matter if I have its on charger or off it does it everytime I power off my device. This appears to be by design and phone is functioning correctly.

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spanky4350
Contributor - Level 1

It's actually right when you plug the charger into the phone and 3sec after the white "M" logo appears. I know the phone makes a vibe just before the lock screen comes on while turning the phone on as that one is very noticeable but the one I'm referring too is when the phone is off and just charging. I confirmed this to be normal with two other DX at our workplace. Must be just to let you know the charger has connected?

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Wildman
Legend

Actually under that situation with device powered off, my device does not seem to vibrate when plugged in but my device is fully charged and I am wondering if that has something to do with it.... I will allow it to drain some and try it then.

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spanky4350
Contributor - Level 1

It should still do it. Now this is a very faint sound/feel so try this. Turn your phone completely off, then plug the charger into your phone and put the back of the phone to your ear right away and you will here a really quick short buzz sound.

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Wildman
Legend

No go but after thinking about it this might be a indicator for the time limit that you have to press the buttons to enter Recovery Mode on phone, but this is only a guess.....  I have one question, is this causing any issues to your device?  If not I would take this a design not a issue.

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spanky4350
Contributor - Level 1

No problems with my phone but just a curiosity. If I power the phone on it does not do this. This buzz/vibe only happens the first few seconds after plugging the charging cord into the phone while the charger is already plugged into the wall. I can barely feel it but when I put the back of the phone to my ear I can hear the quick buzz noise. You have to plug the charger in the wall first then plug the cord into your phone and put the back of the phone quickly to your ear. This is all done with the phone starting from an "off" state.

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