Samsung Galaxy Tab Verizon 3G Android 7in PC Tablet "volume turned tablet" Questions

...when it is plugged in. Is there a reset button or how do I get it to turn on. Nx008HD8G Hold volume down,power and home screen button down until logo flashes 3 times then release. That should ...

...Volume down + power won't work or reset. Just got a Trio Stealth G2 10.1". Had it freeze up a couple of times. Turned power off. Second time I turned it back on, it won't get past the loading screen. ...

turned off, Press and hold the Power button for about 10 seconds to turn it off.Press and hold the “Volume Up” and “Power” buttons at the same time, when logo appears on the screen release the “Power”