7-84 Service Guide E8364-90038
Repair and Replacement Procedures PNA Series Microwave Network Analyzers
Post-Repair Procedures E8362C, E8363C, E8364C
A43 and A44 35-dB receiver
step attenuators
Receiver Calibration Adjustment
The Operator’s Check
System Crosstalk Test
A45 and A46 reference
channel transfer switches
Source Calibration Adjustment
Phase Lock IF Gain Adjustment
Receiver Calibration Adjustment
The Operator’s Check
System Crosstalk Test
A47 and A48 couplers
Source Calibration Adjustment
Phase Lock IF Gain Adjustment
Receiver Calibration Adjustment
The Operator’s Check
System Crosstalk Test
A49 IF multiplexer board Phase Lock IF Gain Adjustment The Operator’s Check
B1 fan No adjustment needed Check for fan operation
USB hub No adjustment needed Checking the USB Ports
Battery No adjustment needed
None
a. If a backup copy of receiver calibration data from the faulty disk drive is available, it can be copied to the
new disk drive. If not, new data must be generated by performing the “Receiver Calibration Adjustment.”
Table 7-2 Related Service Procedures (Continued)
Replaced Assembly
Adjustments
and Other Procedures
Verification, Performance,
and Other Tests and Procedures
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