Instrument Tour
R&S
®
ESW
50
User Manual 1177.6298.02 ─ 08
The [UNDO] function is not available after a [PRESET] or "RECALL" operation. When
these functions are used, the history of previous actions is deleted.
5.1.11
The Keypad
The alphanumeric keys allow you to enter alphanumeric characters where necessary
(for example in dialog boxes or input fields). The keypad containing the alphanumeric
keys also provides keys that select a particular unit.
...
Provide access to numbers and (special) characters.
Inserts a decimal point at the cursor position (".").
Changes the sign of a numeric value or inserts a dash character ("-") in case of
alphanumeric input.
...
Select a particular unit for a numeric value. The labels on and next to the key state
the units it selects.
Pressing one of the unit keys also completes the entry of a numeric value. Note that
in case of level entries (dB, dBm etc.) or dimensionless values, all unit keys have the
value "1" as multiplying factor and thus work like the [ENTER] key..
Provides the following functions:
In dialog boxes:
●
Closes all kinds of dialog boxes if edit mode is not active.
●
Quits edit mode if it is active.
●
Selects the "Cancel" button when available.
In "Edit" dialog boxes:
●
If data entry has been started, it retains the original value and closes the dialog
box.
●
If data entry has not been started or has been completed, it closes the dialog
box.
Deletes the character to the left of the cursor (if an (alpha)numeric entry has been
started already.
Provides the following functions:
●
Completes the entry of input made with the alphanumeric keys (numeric or
alphanumeric) and accepts the input.
If you enter a numeric value that has a unit, the [ENTER] key works like the
[HZ/DB] key.
●
Selects the default or focused element in dialog boxes.
The Front Panel
