Agilent Technologies Keysight N9310A, Руководство пользователя

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8 N9310A User’s Guide
1 Overview
• EXT REF becomes active when an external frequency
reference is applied.
• FM becomes active when an FM is enabled.
• I/Q becomes active when an I/Q modulation is enabled.
• MOD ON/OFF indicates if the RF carrier is modulated or
not ( indicates the modulator is enabled, while
indicates disabled). Either state is always visible on the
screen.
• PULSE becomes active when a pulse modulation is
enabled.
• RF ON/OFF indicates whether the RF output is enabled
or disabled. Either state is always visible in the display.
• SWEEP becomes active when the signal generator is
sweeping.
• UNCAL becomes active when the signal generator is
unable to maintain the correct level.
• UNLOCK becomes active when any of the phase locked
loops are unable to maintain phase lock. To view further
descriptions, please refer to
“Instrument Messages” on
page 163.
4 Softkey Label
displays submenus of each function. The
content of softkey labels change according to the function
selected. Refer to
Chapter 4
, “Key Reference,” starting on page
53 for further information.
5 Message Area
displays abbreviated system messages. When
multiple system messages occur, only the most recent
message is displayed. Press
>
Error Info
to view all
reported system messages along with details.
6 Status Area
displays state information about the signal
generator, such as the modulation status, sweep status, and
file catalogs and storages.
7 Active Function Area
displays the current active function. For
example, if you press hardkey, the frequency is active
and the current frequency setting is displayed.
Utility
Frequency