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Keysight NFA Series Noise Figure Analyzers
Service Guide
15 Assembly Replacement Procedures
What You Will Find in This Chapter
Procedures in this chapter enable you to locate, remove, and replace the
following major assemblies in your instrument.
Refer to Chapter 14, “Replaceable Parts.” for part numbers, assembly
descriptions, and ordering information.
“Instrument Outer Case” on page 393
“Top Brace” on page 398
“RF Area (N8973B, 74B, 75B)” on page 399
“RF Area (N8976B)” on page 409
“RF Front End Assembly (N8973B, 74B, 75B)” on page 420
“RF Front End Assembly (N8976B)” on page 422
“Front End Control Assembly” on page 424
“L.O. Synthesizer Assembly” on page 427
“Rear Panel” on page 428
“Reference Assembly” on page 429
“Power Supply Assembly” on page 431
“CPU Assembly” on page 433
“A5 Solid State Drive” on page 435
“Analog I.F. (AIF)/Digital I.F. (DIF) Assembly” on page 440
“Midplane Assembly” on page 444
“Motherboard Assembly” on page 447
“Fan Assembly” on page 452
“Input Connector Assembly” on page 455
“Front Frame Assembly” on page 457
“Display Assembly” on page 466