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Service Guide E8364-90026
3-45
PNA Series Microwave Network Analyzers
Tests and Adjustments
E8362B, E8363B, E8364B
Adjustments
LO Offset Adjustment
The LO power adjustment is used to adjust the power level of the LO signals from the A20
LO distribution assembly. This adjustment is done for only one LO output. The differences
between each LO output is negligible; therefore, separate adjustments are not required.
Equipment used for the LO Power Adjustment
Procedure
1. Turn off the network analyzer and remove the power cable and other external cables
from the rear panel.
2. Remove the outer cover. Refer to
“Removing the Covers” on page 7-6
3. Connect a GPIB cable between the analyzer and the power meter.
4. Remove the semi-rigid cable connected to J3 LO OUT and the RECEIVER LO IN on
the A13 frequency offset receiver assembly.
5. Connect the right angle adapter to A13 LO OUT connector.
Figure 3-20 Setup for the LO Offset Adjustment
Equipment Type
Model or
Part Number
Alternate Model
or Part Number
Power meter
E4418B/E4419B
E4418A/E4419A
Power sensor, 2.4 mm
8487A
E4413A
a
a. The E4413A 3.5 mm power sensor may be used instead of the 8487A power
sensor and 11901D adapter.
Adapter, 3.5 mm (m) to 2.4 mm (f)
11901D
Adapter, SMA (m) to SMA (f),
right angle
1250-1249
Equivalent
5/16 inch, open-end torque wrench
(set to 10 in-lbs)
8710-1765
N/A
Summary of Contents for E8362B
Page 11: ...Service Guide E8364 90026 1 1 1 Safety and Regulatory Information ...
Page 19: ...Service Guide E8364 90026 2 1 2 General Product Information ...
Page 33: ...Service Guide E8364 90026 3 1 3 Tests and Adjustments ...
Page 83: ...Service Guide E8364 90026 4 1 4 Troubleshooting ...
Page 151: ...Service Guide E8364 90026 5 1 5 Theory of Operation ...
Page 185: ...Service Guide E8364 90026 6 1 6 Replaceable Parts ...
Page 269: ...Service Guide E8364 90026 7 1 7 Repair and Replacement Procedures ...
Page 351: ...Service Guide E8364 90026 8 1 8 General Purpose Maintenance Procedures ...