R&S SMJ100A, Руководство по эксплуатации, Страница: 38 / 874

Preparing for Use
R&S
®
SMJ100A
22 Operating Manual 1403.7458.32 ─ 14
For more information refer to chapter "Instrument Functions".
FREQ
Activates frequency entry.
RF ON/OFF
Switches the RF signal on and off.
"RF OFF" is displayed in the header next to the "Frequency" field.
LEVEL
Activates level entry.
MOD ON/OFF
Switches the modulations on and off.
"MOD OFF" is displayed in the info line of the header next to the "Level" field.
FILE
Activates the menu for storing or loading files (see Chapter 4.7, "File Management" ,
on page 114).
RECALCULATE
Starts the recalculation of instrument settings.
If time-consuming calculations are required, the active modulation is automatically
switched off and the calculation is interrupted to allow the user to make further settings.
Calculation is restarted by a keystroke and the modulation is switched on again after
the calculation is completed.
2.1.4.2 Display Keys
The keys on top of the rotary knob and the keys below the numeric key pad arrange
different windows on the display.
DIAGRAM
Brings the block diagram to the foreground. Active menus are minimized.
Active menus are indicated by the buttons in the "Winbar".
ESC
The function of this key depends on the current cursor position.
●
Calls the next higher selection level.
●
Closes the open window without accepting new entries; the old value or parameter
is retained.
●
In dialog boxes that contain a "Cancel" button it activates that button.
●
Closes all kinds of dialog boxes, if the edit mode is not active.
●
Quits the edit mode, if the edit mode is active.
●
Switches between different entry fields of a menu.
●
Shifts the entry cursor from the header display to the previously active menu, or to
the previously highlighted block in the block diagram if no menu is active.
Front Panel Tour