A7 First LO Distribution Amplifier

Removal

1.Remove the two screws securing the assembly to the spectrum analyzer center deck.

2.Use a 5/16-inch wrench to disconnect W38 and W39 at A7Jl and A7J2.

3.Disconnect W46 at A7J3.

4.Disconnect W42 at the front panel First LO OUTPUT connector. Loosen W42 at A7J5.

5.Remove W12 from the A7 assembly.

6.Remove the assembly and disconnect W34.

Replacement

1.Use a 5/16-inch wrench to attach W34 to A7J4 and W42 to A7J5.

2.Connect W38 to A7Jl and connect W39 to A7J2.

3.Connect W46 to A7J3.

4.Connect W42 to the front panel First LO OUTPUT connector.

5.Connect cable W12 to the A7 assembly.

6.Use two panhead screws to secure A7 to the center deck. Be sure to attach the ground lug on the screw near the LO IN connector of A7.

7.Torque all RF cable connections to 113 Ncm (10 in-lb).

4-30 Assembly Replacement

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Agilent Technologies 856290216 service manual A7 First LO Distribution Amplifier, Removal