The three operating positions of the "thumb-wheel":
Middle position
Rotation up
Symbol in further
Symbol in further
text:
text:
B - 04
Switching the instrument on and off:
Rotation down
Symbol in further
text:
Automatic switch-off function after 3 minutes.
Operating manual – English
Press the middle position
of the thumb-wheel to
switch on.
To switch off, press the mid
position
of the thumb-wheel
for about 2 seconds.