The Softkeys; The More Key; The Keypad; Select Application Display - Agilent Technologies HP E5574A User Manual

Introducing the HP E5574A Optical Loss Analyzer
The OLA Front Panel Keys

The Softkeys

The four keys below the display are softkeys (software controlled
keys). Their meaning changes according to the instrument
application you use.
The current function of each softkey is indicated in the
corresponding box on the display.
The M Key
ORE
The key named M is used to activate and to display additional
ORE
softkeys. An application can thus provide more than four softkeys.
After selecting an application, always press M to view any
ORE
additional options provided by the application. Press M once
ORE
again to return to the first screen.

The Keypad

The keypad comprises numerical keys as well as named keys.
The numerical keys can be used to enter numerical parameters.
The named keys can be pressed at any time. They are used as
follows:
A Use this key to invoke the "Select Application" menu which
PPL
shows the list of applications.
Figure 1-3

Select Application Display

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