ln Case of Difficulty
1. Perform the “ADC Linearity Correction Constants (Test
52),’
located in
Chapter 3, “Adjustments and Correction Constants
n
2. Repeat the
“Test
Port Input Noise Floor Level” procedure.
3. Suspect the
A10
Digital IF assembly if the analyzer fails both test port input
noise floor tests.
4. Refer to Chapter 8, “Receiver Troubleshooting,” for more troubleshooting
information.
242
System Verification and
Performance Tests