Assembly Replacement Sequence; Removal And Replacement Procedures - Keysight N9912A Service Manual

Repair and Replacement Procedures

Assembly Replacement Sequence

Assembly Replacement Sequence
The following steps show the sequence that you should follow to replace an assembly in the network
analyzer.
Step 1. Identify the faulty group. Begin with
Step 2. Order a replacement assembly. Refer to
Step 3. Replace the faulty assembly and determine what adjustments are necessary. Refer to
"Post-Repair Procedures"
Step 4. Perform the necessary adjustments. Refer to
Step 5. Perform the necessary performance tests. Refer to

Removal and Replacement Procedures

Table 7-1 List of Procedures
Reference
Designator
or Name Assembly Description
Case parts All enclosure case parts
RPG RPG (part of front panel group)
RPG knob RPG knob (part of front panel group)
RTC Backup battery for real time clock (Soldered onto the A3 front panel
battery interface board.)
Main battery Primary power battery
A1 Keypad
A2 LCD
A3 Front panel interface board
A4 RF board
A5 System board
A6
SOM board
7-4
Chapter 4, "Troubleshooting."
Chapter 6, "Replaceable Parts."
in this chapter.
Chapter 3, "Tests and Adjustments."
Chapter 3, "Tests and Adjustments."
Service Guide N9912-90003
RF Analyzer
N9912A
Location
Page 7-6
Page 7-18
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Page 7-5
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