JUMO LOGOSCREEN 550 cf, Operating Manual

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2 Device description
12
Opening and
closing the door
of the
instrument
2.2 Operating principle and graphic elements
Keys The recorder is operated from eight keys. Three of these keys have fixed
functions, the other five (softkeys) have menu-dependent functions.
v
Chapter 2.1 “Displays and controls”
Softkeys The functions of the softkeys appear in the bottom line of the display, as
symbols or in plain text.
To open or close the door of the
instrument, turn the knob
Status line
Header