User`s guide
Agilent 4155C/4156C User’s Guide Vol.2, Edition 6 1-35
Sweep Measurements
Making a Measurement
Step 3. Define the channel assignments 
You set the connection information on the CHANNELS: CHANNEL DEFINITION 
screen.
1. Turn on the 4155C/4156C. Self-test starts.
2. After self-test is finished, make sure that CHANNELS: CHANNEL 
DEFINITION screen appears on the screen of the 4155C/4156C. If not, press 
Chan front-panel key.
where, softkeys located bottom of screen are the primary softkeys, and softkeys 
located right side of screen are the secondary softkeys.
3. Make sure that SWEEP is displayed in the MEASUREMENT MODE field. If 
not, select SWEEP secondary softkey in the MEASUREMENT MODE field.
4. Set the connection information in the CHANNELS area as shown in the 
following table. For the actual screen, see Figure 1-6.
on Front Panel  on Keyboard 
To move the pointer, use arrow keys of 
MARKER/CURSOR area.
use arrow keys
To move the cursor to 
edit in display area,
use arrow keys of 
Edit area.
use 
Backspace key.
To enter "VS" in 
VNAME field,
press 
. (period) and + keys, 
then 
Enter.
type VS, then press 
Enter.
To enter "IS" in 
INAME field,
press 
* and + keys, 
then
Enter.
type IS, then press 
Enter.
To set "V" in 
MODE field,
select V secondary softkey. press 
Shift-F1 keys.
To set "VAR1" in 
FCTN field,
select VAR1' secondary 
softkey.
press 
Shift-F4 keys.
To set "VAR1" in 
FCTN field,
select VAR1 secondary 
softkey.
press 
Shift-F2 keys.
To disable a unit, select DISABLE UNIT 
secondary softkey.
press 
Shift-F7 keys.










