Dräger Alcotest 3820 Notice D'utilisation page 9

4.5 Removing the mouthpiece
1. Pull the mouthpiece upwards out of the mouthpiece receptacle by
holding it on the grip zones on the left and right side.
2. Dispose of the mouthpiece in accordance with local regulations.
4.6 Settings
To enter the device menu, the device has to be switched on and has
to show READY.
1. Briefly press the button. A menu symbol and text Menu are
displayed.
2. Briefly press the button again within approx. 3 seconds to enter
the menu. If the button is not pressed a second time, the
instrument will return to READY.
The instrument will exit the menu after 120 seconds, if the button isn't
pressed.
In the main menu all menu options are listed one below the other. To
select a menu option, mark the respective menu option with the
cursor by briefly pressing the button several times to toggle through
the menu until the cursor is at the intended position. Afterwards hold
the button for 2 seconds to enter the submenu.
The following table provides an overview of the menu options and
about how to use them:
Menu option
Measuring
Description
Option to leave the menu
and to go back to the
READY screen to
perform a test.
Interaction instruction
Hold the button for 2

seconds to leave the
menu.
en
Use
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