Switching on/off, hibernating and resetting > [HTML Version](dtp-a8-uspani-vypnuti-a-restartovani.html) [Turning on](#zapinani) [Switching off/hibernation/resetting](#vypinani) [Touch buttons](#tlacitka) # Turning on Turn the device on by pressing the on/off button [![Number 1 in the image](./images/01.png)] on the right above the display. Just hold the button for about 1 second until the display lights up. (./images/clip0970.png) # Switching off/hibernation/resetting - Turn it off by long pressing the on/off button [![Number 1 in the image](./images/01.png)] and selecting the option (./images/clip0971.png) **Turn off** in the menu on the device display. - In the same menu you will also find the option (./images/clip0972.png) **Reboot** to restart the device, which means switching it off and back on. - If you press the turn off button just briefly, the device will be put to sleep – the display switches off. Short press the button again to wake it up. | | | |------|------| | [![Warning](./images/upozorneni.svg)] | - Always turn off the device as described above.
- It is recommended to restart the device at least once a week. It is also useful to switch it off every time business hours are over. Long-term operation without any restart may slow the device’s responsiveness.
- If the device stops responding, you can restart it by pressing and holding the on/off button for about 6 seconds. However, this should only be done if the device does not respond to any contact for a longer time and cannot be switched off or restarted regularly. | top # Touch buttons The touch buttons can be found at the bottom of the display. These are HW buttons that briefly illuminate when the display is lit / tapped. (./images/clip1305.jpg) The buttons are used for basic navigation: - Tap the [![Number 1 in the image](./images/01.png)] icon to view running applications. You can tap to switch between running apps. - The [![Number 2 in the image](./images/02.png)] icon will return you to the main / default screen. - Tap the [![Number 3 in the image](./images/03.png)] icon to always go back one step or hide the touch keyboard. top