Agilent Technologies PSA Series Service Manual page 418

Post-Repair Procedures
Post-Repair Procedures
Table 12-1 Post-Repair Testing Requirements (Continued)
Assembly
A35 Unpreselected
Mixer Bias Board
A36 Microwave or
Millimeter Wave
Preamp
A37 Audio Assembly
A38 Option Driver
Assembly
A39 USB/Flash
Assembly
SW1, SW2, SW3
(Option 123)
SW4, SW5
J1 Input connector
418
Adjustments, Tests, &
Configuration
Millimeter Unpreselected
Mixer Bias adjustment
Frequency Response adjustment
above 3 GHz (Option 110/123)
Frequency Response adjustment
less than 3 GHz
Frequency Response adjustment
above 3 GHz (Option 110)
Audio Step Gain and
Calibrator adjustment
Audio Flatness adjustment
Millimeter Unpreselected
Mixer Bias adjustment
(if Option 123 installed,
E4446, 47, 48)
Frequency Response adjustment
(Option 110/123)
Load latest firmware
Frequency Response adjustment
(Option 123)
Depends on result of frequency
response performance test.
Performance Verification
Displayed Average
Noise Level
Frequency Response
above 3 GHz
Absolute Amplitude
Accuracy
Residual Responses
Displayed Average
Noise Level
Frequency Response
300 kHz to 3 GHz
Frequency Response
above 3 GHz
Audio Distortion
Audio Amplitude Accuracy
Displayed Average
Noise Level
Frequency Response
(Option 110)
Frequency Response
(Option 123)
None
Frequency Response
(Option 123)
Displayed Average
Noise Level
Displayed Average
Noise Level
Frequency Response above
3 GHz
Absolute Amplitude
Accuracy
Frequency Response
(all frequencies)
Chapter 12