L.o. Synthesizer Assembly; Removal; Replacement - Keysight N8973B Service Manual

Assembly Replacement Procedures

L.O. Synthesizer Assembly

L.O. Synthesizer Assembly

Removal

1. Remove the instrument outer case. Refer to the
2. Remove the instrument top brace. Refer to the
3. Refer to
4. The L.O. Synthesizer assembly can now be unplugged from the
Figure 15-28 L.O. Synthesizer Assembly Removal

Replacement

1. Refer to
2. Reattach the cables W4 and W6 to the L.O. Synthesizer assembly (1).
3. Replace the instrument top brace. Refer to the
4. Replace the instrument outer case. Refer to the
Keysight NFA Series Noise Figure Analyzers Service Guide
removal procedure.
procedure.
Figure 15-28. Remove the cables W4 and W6 from the L.O.
Synthesizer assembly (1) using the 5/16 inch wrench.
motherboard by pulling up on the board and lifted out of the chassis.
Figure 15-28. Install the L.O. Synthesizer assembly into slot 5 in
the chassis and press down to plug it into the motherboard.
Torque to 10 inch-pounds.
procedure.
replacement procedure.
"Instrument Outer Case"
"Top Brace" removal
"Top Brace" replacement
"Instrument Outer Case"
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