Agilent Technologies E8362A Service Manual page 129

PNA Series Microwave Network Analyzers
E8362A, E8363A, E8364A
3. Connect the spectrum analyzer to the suspect receiver connector.
4. The measured signal on the spectrum analyzer should be at 41.667 kHz.
• If the measured signal is present, replace the A6 SPAM board. Refer to
and Replacing the A6, A8, and A10 Boards" on page
5. If the measured signal is not present, verify the receiver operation:
a. Replace the suspect receiver with a known good receiver. You can use a known good
receiver from the same analyzer.
b. If the error still occurs, replace the A35 receiver motherboard. Refer to
and Replacing the A35 Receiver Motherboard" on page
c. If the analyzer functions properly with the replacement receiver, replace the suspect
receiver. Refer to
Modules" on page
Service Guide E8364-90001
"Removing and Replacing the A31, A32, A33, and A34 Receiver
7-50.
Troubleshooting
Measurement System Troubleshooting
"Removing
7-18.
"Removing
7-52.
4- 51