Keysight N9038A MXE Service Guide 137
Input Selection & Level Control
Input Selection & Level Control Section Troubleshooting
Option 544
There are two different functions that the A9 Attenuator A assembly provides,
as shown in Figure 4-3. These functions will be verified with the procedure in
this section. They are:
1. RF Input Selection
2. Attenuation Selection (0 to 10 dB in 2 dB steps)
Figure 4-3 A9 Attenuator A Functions - Option 544
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