A8 Low Band Mixer

A8 Low Band Mixer

Removal

1.Disconnect W34 at A15A2J1, and place the analyzer upside-down on the work bench with Al4 and Al5 folded out to the left.

2.Remove W45 from FL1 and A8Jl

3.Use a 5/16-inch wrench to loosen the semirigid coax cable connections at A8J2 and A8J3.

4.Remove the two screws securing A8 to the center deck.

5.Remove all semirigid coax cables from the A8 assembly.

Replacement

1.Place A8 on the center deck and attach all semirigid cables, starting with A8J3, using caution to avoid damaging any of the cables’ center conductor pins.

2.Use two panhead screws to secure A8 to the center deck. Reconnect W45 to FL1 and A8.

3.Tighten all semirigid coax connections on A8. Ensure that all other cable connections are tight.

Assembly Replacement 3-29