Power Meter Operation
Setting Measurement Limits
Agilent E4419B User’s Guide 2-49
Figure 2-14:  Remote I/O TTL Outputs
To set the limits:
1. Press   ,  . The current setting of the maximum and 
minimum limits are displayed under the   and   softkeys 
respectively.
2. To change either of these settings press the appropriate softkey. 
The power meter displays the current value in a pop up window. 
Modify this value (see below) until the desired value is displayed.
■ Use   or   to modify the digit on which the cursor is 
currently positioned.
■ Use   or   to move to other digits.
3. To confirm your choice press the appropriate measurement units.
Limits can be disabled and re-enabled simply by pressing 
.
Pin Number Connection
1 none
2 Ground
3 Upper Window TTL Output
4 Lower Window TTL Output
5 TTL Input 1
6 TTL Input 2
7 Ground
8 Ground
1 2 3 4 5 6 7 8 
Limits
Max Min
Limits Off On
HP4402.book  Page 49  Thursday, November 30, 2000  1:39 PM