NF FRA51602, Instruction Manual

Page: 43 / 286

3.1 Function and use of each part of the panels
3
-
5
FRA 51602
3.1.4 Front panel keys
● Menu operation keys and knob
•
MENU
: This displays the top menu on the LCD. The top menu has two pages. Each time the
key is pressed moves to the next display in the continuous sequence of Page 1/2
→Page 2/2 → (top menu clear) → Page 1/2 →… . For more information, refer to
"
■ Top menu
" in "
3.3.1 Menu operation
".
•
ENTER
: If pressed when a menu item is selected, the selected item is put into the editing state.
If pressed while in the editing state, the editing result is set.
•
CANCEL / ESC
: If pressed, the editing operation (changing of the setting) is canceled and the setting is
returned to the value before editing.
•
Up/down/left/right keys
: The left and right keys are used for navigating hierarchical menus or for
moving the cursor between numerical values or between characters in a text string
during editing. The up and down keys are used for moving between menus and
increasing or decreasing numerical or text values during editing.
•
BASIC SETUP
: If pressed, a shortcut menu is displayed for quick access to items that are frequently
changed.
•
Knob
: This is turned to move between menus or to increase or decrease the values of
numbers or text during editing. It is also used for moving markers when markers are
displayed on a measured value graph.
● Marker operation keys
The two types of markers used for reading data trace values displayed on a graph are main markers and
delta markers. Each type of marker can be set to display or hide by using [
MARKER]
on the
【
Marker
】
dialog box.
The two types of data traces referred to by markers are measurement data (MEAS DATA TRACE) and
reference data (REF DATA TRACE). Data traces can be displayed or hidden by using the
[DISPLAY
TRACE]
on the
【
Graph
】
dialog.
You can switch the selection between the currently displayed markers and the data trace indicated by the
markers by using the keys shown below. Markers and data traces that are not being displayed cannot be
selected.