HTC DROID Incredible - Manual (Page 291)

Settings 91
Recalibrating the G-sensor
Recalibrate the screen if you feel that the screen orientation does not
respond properly to the way you hold the phone.
Press HOME > MENU, then tap Settings > Display.
Scroll down the screen, and then tap G-Sensor calibration.
Place the phone on a flat and level surface, and then tap Calibrate.
After the recalibration process, tap OK.
Switching animation effects on or off
You can turn off the animation or enable only some animations when
switching between screens.
Press HOME > MENU, and then tap Settings > Display >
Animation.
On the options menu, select the animation setting you want.
Keeping the screen on while charging the phone
You can keep the phone screen from turning off while you are
charging the phone.
Press HOME > MENU, then tap Settings.
Scroll down the screen, and then tap Applications > Development.
Select the Stay awake check box.
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