A9 Input Attenuator
Removal
1.Disconnect W34 at A15A2J1, and place the analyzer
2.Remove W41 and disconnect W44 from the attenuator.
3.Remove screw (1) securing the attenuator to the
4.Remove screw (1) securing the A9 Input Attenuator to the right side frame. See Figure
5.Remove the attenuator and disconnect the attenuator ribbon cable.
Replacement
1.Connect the
2.Place the A9 Input Attenuator into the analyzer with the A9 mounting brackets resting against the
3.Attach the attenuator to the center support with one panhead screw (1). See Figure
4.Attach the attenuator to the right side frame, using one flathead screw (1). See Figure 3- 16.
5.Connect semirigid cables W4l and W44 to the attenuator assembly. Connect opposite end of W41 to the front frame.
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Figure