7-82 Service Guide E8364-90038
Repair and Replacement Procedures PNA Series Microwave Network Analyzers
Post-Repair Procedures E8362C, E8363C, E8364C
Post-Repair Procedures
After the replacement of an assembly, you must perform the service procedures in the order listed in Ta b l e
7-2.
Procedures referenced in this table are located in Chapter 3, “Tests and Adjustments,” unless specified
otherwise.
Table 7-2 Related Service Procedures
Replaced Assembly
Adjustments
and Other Procedures
Verification, Performance,
and Other Tests and Procedures
A1 keypad assembly No adjustment needed Front Panel Keypad and RPG Test in Chapter 4
A2 display assembly No adjustment needed A2 Display Test in Chapter 4
A3 front panel interface board No adjustment needed
Front Panel Keypad and RPG Test and A2 Display
Te s t in Chapter 4
A4 power supply assembly No adjustment needed None needed
A6 SPAM board No adjustment needed
Noise Floor Test
Trace Noise Test
System Crosstalk Test
A8 fractional-N synthesizer
board
LO Power Adjustment
Frequency Accuracy Test
The Operator’s Check
A9 fractional-N synthesizer
board
Offset LO Adjustment The Operator’s Check
A10 frequency reference
board
10 MHz Frequency Reference
Adjustment
Restore option data (Refer to
“Repairing and Recovering
Option Data” in Chapter 8.)
Frequency Accuracy Test
A11 phase lock board No adjustment needed Frequency Accuracy Test
A12 source 20
3.8 GHz PMYO Frequency
Adjustment
Source Calibration Adjustment
Source Power Accuracy Test
Source Power Linearity Test
Frequency Accuracy Test
A13 frequency offset receiver
assembly
Offset LO Adjustment The Operator’s Check
A14 system motherboard No adjustment needed
Front Panel Keypad and RPG Test and A2 Display
Te s t in Chapter 4
The Operator’s Check
A15 CPU board No adjustment needed The Operator’s Check
A16 test set motherboard
Reinstall the serial number.
(Refer to “Installing or Changing
a Serial Number” in Chapter 8.)
Re-enable all hardware options.
(Refer to “Enabling or Removing
Options” in Chapter 8.)
The Operator’s Check
System Crosstalk Test