6-86 Agilent 4155B/4156B User’s Guide Vol.2, Edition 5
Screen Organization
Screen Operation
• For option fields:
When pointer is in an option field, selectable input items for field are displayed
on secondary softkeys. You select desired softkey. The item appears in the field.
For example, when pointer is in MEASUREMENT MODE field of
CHANNELS: CHANNEL DEFINITION screen, SWEEP and SAMPLING
softkeys appear in secondary softkey area. Select SWEEP to select sweep
measurement, or select SAMPLING to select sampling measurement.
When pointer is located in a field that requires a variable name, all available
variable names are displayed on secondary softkeys, so you can select desired
variable name. Available variable names are names you already set up as
measurement variables and user function variables. If more than six variable
names are available, MORE secondary softkey appears, which you can select to
display other available variable names.
• For comment and name fields
When the pointer is located in a comment or name field, you input the desired
characters by using the ENTRY front-panel key group. You press the desired
characters. The characters appear in the data entry area.
For name fields, you can enter alphanumeric characters. For comment fields,
you can also enter non-alphanumeric characters. You can enter uppercase or
lowercase alphabet characters by using blue and green front-panel keys. You can
enter special (non-alphanumeric) characters by using the green front-panel key.
If a comment or name is already entered in the field, it appears in the data entry
area. You can edit it using Edit front-panel keys.
After editing or entering the comment or name, press the Enter front-panel key
to enter the name or comment into the field at the pointer location.
• For numeric data fields
When pointer is in a numeric data field, input numeric data as follows:
• Type the numeric value by pressing numeric front-panel keys (value appears
in the data entry area). Then, press Enter front-panel key (value is entered
into the numeric data field at the pointer location).
• Rotate the rotary knob to increase or decrease the value. Rotate clockwise to
increase value. Rotate counterclockwise to decrease value.
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