Agilent Technologies HP 8566B Spécifications Page 220

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7. 3 MHz Bandwidth Filter Adjustments
A4A7
3 MHz Bandwidth Filter
Figure 3-39. Location of 3 MHz Peak Adjustments
26. Move the oscilloscope channel 4 probe to
A4A7TP3
(left side of
C32
SYM).
27. Adjust frequency synthesizer output frequency to peak the
oscilloscope channel 1 display.
28. Adjust
A4A7C22
PK for maximum peak-to-peak signal on channel
4 display. See Figure 3-39 for location of adjustment. If unable to
achieve a “peak” in signal amplitude, increase or decrease value
of
A4A7C21.
Refer to
l%ble
3-3 for range of values.
29. Move the oscilloscope channel 4 probe to
A4A7TPl
(left side of
C41 SYM).
30. Adjust frequency synthesizer output frequency to peak the
oscilloscope channel 1 display.
31. Adjust
A4A7C31
PK for maximum peak-to-peak signal on the
oscilloscope channel 4 display. See Figure 3-39 for location of
adjustment. If unable to achieve a “peak” in signal amplitude,
increase or decrease value of
A4A7C30.
Refer to Table 3-3 for
range of values.
32. Disconnect the oscilloscope channel 4 probe from
A4A7TPl.
33. Adjust frequency synthesizer output frequency to peak the
oscilloscope channel 1 display.
34. On the spectrum analyzer, adjust (REFERENCE LEVEL] using step
keys to place signal near top CRT graticule line.
35. Adjust
A4A7C40
PK for maximum signal amplitude on the
spectrum analyzer CRT display. See Figure 3-39 for the location
of adjustment. If unable to achieve a “peak” in signal amplitude,
increase or decrease value of
A4A7C39.
Refer to
‘Iable
3-3 for
range of values.
36. Disconnect the oscilloscope channel 1 probe from
A4A7TP7.
Disconnect frequency synthesizer output from
A4A8Jl
and
reconnect cable 97 (white/violet) to A4A8Jl.
3-90
Adjustments
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