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Northstar M121/M84 Installation and Operation Manual 11
2-1 Using the keys
In this manual:
Press means to push the key for less than a
second.
Hold means to hold the key down.
The internal beeper beeps when a key is
pressed (to adjust the beep volume, see section
19-1).
Using the menus
Operate the Instrument by selecting items from
menus. Items can be submenus, commands or
data.
Selecting a submenu
A
after a menu item indicates a submenu, for
example Chart
. Press or to move the
highlight to the submenu, then press
ENTER
.
Starting a command
Press
or to move the highlight to the
command, for example Goto cursor, then press
ENTER
.
Changing data
First press
or to move the highlight to the
data to change, then:
a) To change a tick box
means On or Yes
means Off or No.
Press
ENTER
or to change the tick box.
b) To select an option
1 Press
ENTER
to display the list of options.
2 Press
or to move the highlight to the
option you want, then press
ENTER
.
c) To change a name or number:
1 Press
ENTER
to display the name or number:
2 Press
or to select a letter or digit to
change. Press
or to change the letter or
digit.
Repeat this to change other letters or
numbers.
3 Press
ENTER
to accept the new value. Or press
ESC
to ignore the changes.
d) To change a slider value
Press
to decrease the value or to increase
the value.