Recall Key; Trigger Key; Menu Keys; Help Key - Agilent Technologies E8241A User Manual

7. Recall Key

This hardkey restores any instrument state that you previously saved in a memory register.

8. Trigger Key

This hardkey initiates an immediate trigger event, for a function such as a list or step sweep.
The trigger mode must be set to
hardkey.

9. Menu Keys

These hardkeys access softkey menus enabling configuration of list and step sweeps, utility
functions, the LF output, and various analog modulation types.

10. Help Key

Press this hardkey to view a short description of any hardkey or softkey. There are two help
modes available on the signal generator, single and continuous; single mode is the factory
preset condition.
• In single mode, when you press the
press without activating the key's function. Any key pressed afterward exits the help mode
and its function is activated.
• In continuous mode, when you press the
subsequent key press until you press the
addition, each key is active, meaning that the key function is executed (except for the
Preset key).
Toggle between single and continuous mode by pressing
Help Mode Single Cont

11. EXT 1 INPUT (PSG-A only)

This BNC input connector accepts a ±1 V
modulations, ±1 V
produces the indicated deviation or depth. When ac-coupled inputs are
p
selected for AM, FM, or ΦM and the peak input voltage differs from 1 V
HI/LO annunciators light on the display. The input impedance is selectable as either 50Ω or
600Ω and the damage levels are 5 V
Chapter 1
Trigger Key
Help
.
p
and 10 V
rms
prior to initiating a trigger event with this
key, help text is provided for the next key you
key, help text is provided for each
Help
key again or change to single mode. In
Help
Utility > Instrument Info/Help Mode >
signal for AM, FM, and ΦM. For all these
.
p
Signal Generator Overview
Front Panel
by more than 3%, the
p
7