Chapter 2 89
Front-Panel Key Reference
Display
Point
Allows you to create or edit a limit 
point. Up to 200 points may be defined 
for each limit line. Enter the point 
number to be created or edited using 
the numeric keypad, then Press 
Enter, 
or use the knob, Tab or step keys to 
move to an existing point. After 
selecting a point, 
Frequency (or Time) 
becomes active. 
Key Access: 
Display, Limits, Limit 1 or 
Limit 2, Edit
Frequency
 (The key label is Time if 
X Axis Units (Time) has been selected.)
 Allows you to enter the frequency 
value for a limit point. After entering a 
value, the limit table is sorted to place 
the frequency or time in the correct 
order. For a new point, 
Amplitude 
defaults to 0 dBm and 
Connected to 
Previous Pt
 defaults to Yes. Amplitude 
then becomes active. 
Key Access: 
Display, Limits, Limit 1 or 
Limit 2, Edit
Amplitude
 
Allows you to enter the amplitude 
value for the current limit point. After 
entering a value, 
Connected to Previous 
Pt 
becomes active. If a Tab key is 
pressed without entering a value, the 
current 
Amplitude and Connected to 
Previous Pt
 values of the point are 
selected. If Tab ⇑ is pressed, the point 
number automatically increments to 
allow entry of the amplitude of the next 
point, or if a new point, to allow 
Frequency to be entered for the new 
point. 
Key Access: 
Display, Limits, Limit 1 or 
Limit 2, Edit