Scanning control
![](oxy_ex-2/common/tellus_6/graphics/0008A.png)
The device can also be operated using switches and a specific scanning algorithm. The switches can be connected directly (19) (20).
Tip: For more information on activating and setting up the scanning control in Mind Express, see the Mind Express Help function, via
Menu >
Help.
![](oxy_ex-2/common/mindexpress_5/graphics/menu_dw.png)
![](oxy_ex-2/common/mindexpress_5/graphics/question-mark-button.png)
Note: To exit scan mode, press and hold the ESCAPE button for 1.5 seconds. Or you can use the ESC key on a connected keyboard.