Dräger Alcotest 3820 Notice D'utilisation page 11

Menu option
Date & Time
Contrast
Speaker
Description
Date, time as well as
date format (yyyy/mm/
dd, yyyy-mm-dd, mm/dd/
yyyy, dd.mm.yyyy) and
time format (12h, 24h)
can be adjusted.
The submenu can be left
via the Back option.
The display contrast can
be adjusted within 5
levels.
Any acoustical signals of
the device can be turned
off or to a volume of 50%
or 100%.
Interaction instruction
Select an option by

moving the cursor to
the option by briefly
pressing the button.
Afterwards, enter this
option by holding the
button for 2 seconds.
Change a setting or a

set number by briefly
pressing the button
(e.g. shifting the time).
Confirm a selection by

holding the button for
2 seconds.
Select the Back

option and hold the
button for 2 seconds
to leave the submenu.
Change the setting by

briefly pressing the
button.
Hold the button for 2

seconds to confirm the
setting and leave the
submenu.
Change the setting by

briefly pressing the
button.
Hold the button for 2

seconds to confirm the
setting and leave the
submenu.
en
Use
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