6-4
Installation and Service Guide N5251-90001
Performance Tests and Checks
System Check
PNA Series Microwave Network Analyzer System
N5251A
System Check
1. Connect a 1.0 mm short to each port. Adapters may be used as needed.
2. Restart the PNA application and perform a factory preset by pressing the PRESET key.
3. Set the IF bandwidth to 1 kHz by pressing Response > Avg > IF Bandwidth.
4. Display the receiver traces as shown in
> Service Utilities > Receiver Display.
The traces on the display should be similar to the example traces shown in
If there are power holes or other unexpected characteristics, examine the system for loose or damaged
cables, dirty or damaged connectors, proper connector torque, etc.
Figure 6-1
Typical Receiver Display for a 2-Port System
Содержание N5227A
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