““Kindle on, press the Power button. If you need to turn off your Kindle screen, press and hold the Power button for 7 seconds until the Power dialog displays and then select Screen Off. Your Kindle will automatically go into sleep mode after a few minutes of inactivity and a screensaver displays. This static screensaver uses no battery power. To put your Kindle in sleep mode, press and release the Power button. To wake up your Kindle, press and release the Power button. If your Kindle does not power on or is unresponsive during use and you need to restart it, press and hold the Power button for 7 seconds until the Power dialog displays and then select Restart. If the Power dialog does not display, press and hold the Power button for 20 seconds. Micro-USB/power port: You can use the supplied USB cable to connect your Kindle to a computer for charging””
